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From cassandra-dbapi2.apache-extras....@codespot.com
Subject [cassandra-dbapi2] 11 new revisions pushed by pcannon@gmail.com on 2012-08-19 20:45 GMT
Date Sun, 19 Aug 2012 20:45:52 GMT
11 new revisions:

Revision: 7f4a9c9ef802
Author:   paul cannon <paul@datastax.com>
Date:     Mon Aug 13 22:23:42 2012
Log:      support simplejson for use with py2.5 and older
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=7f4a9c9ef802

Revision: a037f53cebc7
Author:   paul cannon <paul@datastax.com>
Date:     Mon Aug 13 22:24:16 2012
Log:      excise duplicate code from marshal.py...
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=a037f53cebc7

Revision: 76d6f36380b4
Author:   paul cannon <paul@datastax.com>
Date:     Tue Aug 14 02:16:11 2012
Log:      wip: native protocol support
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=76d6f36380b4

Revision: b1ab97980d71
Author:   paul cannon <paul@datastax.com>
Date:     Thu Aug 16 21:12:10 2012
Log:      deeper organization of cql<->c* types...
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=b1ab97980d71

Revision: 1d673d813f20
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:01:14 2012
Log:      avoid implying we use datetime objects...
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=1d673d813f20

Revision: 3f16a18fc3ff
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:08:00 2012
Log:      move serde code into cqltypes
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=3f16a18fc3ff

Revision: 6e6e3a6c15af
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:10:46 2012
Log:      move query preparation into query.py
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=6e6e3a6c15af

Revision: 347de71f0568
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:46:57 2012
Log:      tie in new type handling to normal interface
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=347de71f0568

Revision: 2f684f40f57e
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 12:02:17 2012
Log:      rearrange __init__.py to avoid circular importing
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=2f684f40f57e

Revision: 2b2383b46f30
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 13:16:40 2012
Log:      fix up new type handling with tests
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=2b2383b46f30

Revision: cc372d02c9c5
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 13:43:08 2012
Log:      add tests for marshalling parameterized types
http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=cc372d02c9c5

==============================================================================
Revision: 7f4a9c9ef802
Author:   paul cannon <paul@datastax.com>
Date:     Mon Aug 13 22:23:42 2012
Log:      support simplejson for use with py2.5 and older

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=7f4a9c9ef802

Modified:
  /cql/marshal.py

=======================================
--- /cql/marshal.py	Sat Aug  4 22:11:27 2012
+++ /cql/marshal.py	Mon Aug 13 22:23:42 2012
@@ -21,6 +21,11 @@
  import calendar
  from decimal import Decimal

+try:
+    import json
+except ImportError:
+    import simplejson as json
+
  import cql

  __all__ =  
['prepare_inline', 'prepare_query', 'cql_quote', 'unmarshal_noop', 'unmarshallers',

==============================================================================
Revision: a037f53cebc7
Author:   paul cannon <paul@datastax.com>
Date:     Mon Aug 13 22:24:16 2012
Log:      excise duplicate code from marshal.py

lots simpler just to put the struct.Struct check in just one place, and
abstract the repeating pattern into a maker function.

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=a037f53cebc7

Modified:
  /cql/marshal.py

=======================================
--- /cql/marshal.py	Mon Aug 13 22:23:42 2012
+++ /cql/marshal.py	Mon Aug 13 22:24:16 2012
@@ -39,14 +39,27 @@
      '%Y-%m-%d'
  )

-if hasattr(struct, 'Struct'): # new in Python 2.5
-   _have_struct = True
-   _long_packer = struct.Struct('>q')
-   _int32_packer = struct.Struct('>i')
-   _float_packer = struct.Struct('>f')
-   _double_packer = struct.Struct('>d')
-else:
-    _have_struct = False
+def _make_packer(format_string):
+    try:
+        packer = struct.Struct(format_string) # new in Python 2.5
+    except AttributeError:
+        pack = lambda x: struct.pack(format_string, x)
+        unpack = lambda s: struct.unpack(format_string, s)
+    else:
+        pack = packer.pack
+        unpack = lambda s: packer.unpack(s)[0]
+    return pack, unpack
+
+int64_pack, int64_unpack = _make_packer('>q')
+int32_pack, int32_unpack = _make_packer('>i')
+int16_pack, int16_unpack = _make_packer('>h')
+int8_pack, int8_unpack = _make_packer('>b')
+uint64_pack, uint64_unpack = _make_packer('>Q')
+uint32_pack, uint32_unpack = _make_packer('>I')
+uint16_pack, uint16_unpack = _make_packer('>H')
+uint8_pack, uint8_unpack = _make_packer('>B')
+float_pack, float_unpack = _make_packer('>f')
+double_pack, double_unpack = _make_packer('>d')

  try:
      from uuid import UUID  # new in Python 2.5
@@ -153,12 +166,12 @@
  def unmarshal_bool(bytestr):
      if not bytestr:
          return None
-    return bool(ord(bytestr[0]))
+    return bool(int8_unpack(bytestr))

  def marshal_bool(truth):
      if truth is None:
          return ''
-    return chr(bool(truth))
+    return int8_pack(bool(truth))

  def unmarshal_utf8(bytestr):
      return bytestr.decode("utf8")
@@ -168,24 +181,15 @@
          return ''
      return ustr.encode('utf8')

-if _have_struct:
-    def unmarshal_int32(bytestr):
-        if not bytestr:
-            return None
-        return _int32_packer.unpack(bytestr)[0]
-    def marshal_int32(i):
-        if i is None:
-            return ''
-        return _int32_packer.pack(i)
-else:
-    def unmarshal_int32(bytestr):
-        if not bytestr:
-            return None
-        return struct.unpack(">i", bytestr)[0]
-    def marshal_int32(i):
-        if i is None:
-            return ''
-        return struct.pack('>i', i)
+def unmarshal_int32(bytestr):
+    if not bytestr:
+        return None
+    return int32_unpack(bytestr)
+
+def marshal_int32(i):
+    if i is None:
+        return ''
+    return int32_pack(i)

  def unmarshal_int(bytestr):
      if not bytestr:
@@ -197,62 +201,35 @@
          return ''
      return encode_bigint(bigint)

-if _have_struct:
-    def unmarshal_long(bytestr):
-        if not bytestr:
-            return None
-        return _long_packer.unpack(bytestr)[0]
-    def marshal_long(longint):
-        if longint is None:
-            return ''
-        return _long_packer.pack(longint)
-else:
-    def unmarshal_long(bytestr):
-        if not bytestr:
-            return None
-        return struct.unpack(">q", bytestr)[0]
-    def marshal_long(longint):
-        if longint is None:
-            return ''
-        return struct.pack(">q", longint)
+def unmarshal_long(bytestr):
+    if not bytestr:
+        return None
+    return int64_unpack(bytestr)

-if _have_struct:
-    def unmarshal_float(bytestr):
-        if not bytestr:
-            return None
-        return _float_packer.unpack(bytestr)[0]
-    def marshal_float(f):
-        if f is None:
-            return ''
-        return _float_packer.pack(f)
-else:
-    def unmarshal_float(bytestr):
-        if not bytestr:
-            return None
-        return struct.unpack(">f", bytestr)[0]
-    def marshal_float(f):
-        if f is None:
-            return ''
-        return struct.pack('>f', f)
+def marshal_long(longint):
+    if longint is None:
+        return ''
+    return int64_pack(longint)

-if _have_struct:
-    def unmarshal_double(bytestr):
-        if not bytestr:
-            return None
-        return _double_packer.unpack(bytestr)[0]
-    def marshal_double(d):
-        if d is None:
-            return ''
-        return _double_packer.pack(d)
-else:
-    def unmarshal_double(bytestr):
-        if not bytestr:
-            return None
-        return struct.unpack(">d", bytestr)[0]
-    def marshal_double(d):
-        if d is None:
-            return ''
-        return struct.pack('>d', d)
+def unmarshal_float(bytestr):
+    if not bytestr:
+        return None
+    return float_unpack(bytestr)
+
+def marshal_float(f):
+    if f is None:
+        return ''
+    return float_pack(f)
+
+def unmarshal_double(bytestr):
+    if not bytestr:
+        return None
+    return double_unpack(bytestr)
+
+def marshal_double(d):
+    if d is None:
+        return ''
+    return double_pack(d)

  def unmarshal_date(bytestr):
      if not bytestr:

==============================================================================
Revision: 76d6f36380b4
Author:   paul cannon <paul@datastax.com>
Date:     Tue Aug 14 02:16:11 2012
Log:      wip: native protocol support

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=76d6f36380b4

Added:
  /cql/native.py
Modified:
  /cql/marshal.py

=======================================
--- /dev/null
+++ /cql/native.py	Tue Aug 14 02:16:11 2012
@@ -0,0 +1,429 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from marshal import int32_pack, int32_unpack, uint16_pack, uint16_unpack
+try:
+    from cStringIO import StringIO
+except ImportError:
+    from StringIO import StringIO
+
+
+PROTOCOL_VERSION             = 0x01
+PROTOCOL_VERSION_MASK        = 0x7f
+
+# XXX: should these be called request/response instead? unclear which one  
will
+# apply if/when the server initiates streams in the other direction.
+HEADER_DIRECTION_FROM_CLIENT = 0x00
+HEADER_DIRECTION_TO_CLIENT   = 0x80
+HEADER_DIRECTION_MASK        = 0x80
+
+
+class CqlResult:
+    def __init__(self, column_metadata, rows):
+        self.column_metadata = column_metadata
+        self.rows = rows
+
+    def __iter__(self):
+        return iter(self.rows)
+
+    def __str__(self):
+        return '<CqlResult: column_metadata=%r, rows=%r>' \
+               % (self.column_metadata, self.rows)
+    __repr__ = __str__
+
+class PreparedResult:
+    def __init__(self, queryid, param_metadata):
+        self.queryid = queryid
+        self.param_metadata = param_metadata
+
+    def __str__(self):
+        return '<PreparedResult: queryid=%r, column_metadata=%r>' \
+               % (self.queryid, self.column_metadata)
+    __repr__ = __str__
+
+
+_message_types_by_name = {}
+_message_types_by_opcode = {}
+
+class _register_msg_type(type):
+    def __init__(cls, name, bases, dct):
+        if not name.startswith('_'):
+            _message_types_by_name[cls.name] = cls
+            _message_types_by_opcode[cls.opcode] = cls
+
+class _MessageType(object):
+    __metaclass__ = _register_msg_type
+    params = ()
+
+    def __init__(self, **kwargs):
+        for pname in self.params:
+            try:
+                pval = kwargs[pname]
+            except KeyError:
+                raise ValueError("%s instances need the %s keyword  
parameter"
+                                 % (self.__class__.__name__, pname))
+            setattr(self, pname, pval)
+
+    def send(self, f, streamid, compression=False):
+        body = StringIO()
+        self.send_body(body)
+        body = body.getvalue()
+        write_byte(f, PROTOCOL_VERSION | HEADER_DIRECTION_FROM_CLIENT)
+        write_byte(f, 0) # no compression supported yet
+        write_byte(f, streamid)
+        write_byte(f, self.opcode)
+        write_int(f, len(body))
+        f.write(body)
+
+    def __str__(self):
+        paramstrs = ['%s=%r' % (pname, getattr(self, pname)) for pname in  
self.params]
+        return '<%s(%s)>' % (self.__class__.__name__, ', '.join(paramstrs))
+    __repr__ = __str__
+
+def read_frame(f):
+    version = read_byte(f)
+    flags = read_byte(f)
+    stream = read_byte(f)
+    opcode = read_byte(f)
+    body_len = read_int(f)
+    assert version & PROTOCOL_VERSION_MASK == PROTOCOL_VERSION, \
+            "Unsupported CQL protocol version %d" % version
+    assert version & HEADER_DIRECTION_MASK == HEADER_DIRECTION_TO_CLIENT, \
+            "Unexpected request from server with opcode %04x, stream  
id %r" % (opcode, stream)
+    assert body_len >= 0, "Invalid CQL protocol body_len %r" % body_len
+    if flags:
+        warn("Unknown protocol flags set: %02x. May cause problems." %  
flags)
+    body = f.read(body_len)
+    msgclass = _message_types_by_opcode[opcode]
+    msg = msgclass.recv_body(StringIO(body))
+    msg.stream_id = stream
+    return msg
+
+def do_request(f, msg):
+    msg.send(f, 0)
+    f.flush()
+    return read_frame(f)
+
+class ErrorMessage(_MessageType):
+    opcode = 0x00
+    name = 'ERROR'
+    params = ('code', 'message')
+
+    error_codes = {
+        0x0000: 'Server error',
+        0x0001: 'Protocol error',
+        0x0002: 'Authentication error',
+        0x0100: 'Unavailable exception',
+        0x0101: 'Timeout exception',
+        0x0102: 'Schema disagreement exception',
+        0x0200: 'Request exception',
+    }
+
+    @classmethod
+    def recv_body(cls, f):
+        code = read_int(f)
+        msg = read_string(f)
+        return cls(code=code, message=msg)
+
+    def __str__(self):
+        return '<ErrorMessage code=%04x [%s] message=%r>' \
+               % (self.code, self.error_codes.get(self.code, '(Unknown)'),  
self.message)
+    __repr__ = __str__
+
+class StartupMessage(_MessageType):
+    opcode = 0x01
+    name = 'STARTUP'
+    params = ('cqlversion', 'options')
+
+    STARTUP_USE_COMPRESSION = 0x0001
+
+    def send_body(self, f):
+        write_string(f, self.cqlversion)
+        for key, value in self.options:
+            write_short(f, key)
+            if key == STARTUP_USE_COMPRESSION:
+                write_string(f, value)
+            elif isinstance(value, str): # not unicode
+                # should be a safe guess
+                write_string(f, value)
+            else:
+                raise NotImplemented("Startup option 0x%04x not known;  
can't send "
+                                     "value to server" % key)
+
+class ReadyMessage(_MessageType):
+    opcode = 0x02
+    name = 'READY'
+    params = ()
+
+    @classmethod
+    def recv_body(cls, f):
+        return cls()
+
+class AuthenticateMessage(_MessageType):
+    opcode = 0x03
+    name = 'AUTHENTICATE'
+    params = ('authenticator',)
+
+    @classmethod
+    def recv_body(cls, f):
+        authname = read_string(f)
+        return cls(authenticator=authname)
+
+class CredentialsMessage(_MessageType):
+    opcode = 0x04
+    name = 'CREDENTIALS'
+    params = ('creds',)
+
+    def send_body(self, f):
+        write_short(f, len(self.creds))
+        for credkey, credval in self.creds:
+            write_string(f, credkey)
+            write_string(f, credval)
+
+class OptionsMessage(_MessageType):
+    opcode = 0x05
+    name = 'OPTIONS'
+    params = ()
+
+    def send_body(self, f):
+        pass
+
+class SupportedMessage(_MessageType):
+    opcode = 0x06
+    name = 'SUPPORTED'
+    params = ('cql_versions', 'compressions')
+
+    @classmethod
+    def recv_body(cls, f):
+        cqlvers = read_stringlist(f)
+        compressions = read_stringlist(f)
+        return cls(cql_versions=cqlvers, compressions=compressions)
+
+class QueryMessage(_MessageType):
+    opcode = 0x07
+    name = 'QUERY'
+    params = ('query',)
+
+    def send_body(self, f):
+        write_longstring(f, self.query)
+
+class ResultMessage(_MessageType):
+    opcode = 0x08
+    name = 'RESULT'
+    params = ('kind', 'results')
+
+    KIND_VOID     = 0x0001
+    KIND_ROWS     = 0x0002
+    KIND_SET_KS   = 0x0003
+    KIND_PREPARED = 0x0004
+
+    type_codes = {
+        0x0001: 'ascii',
+        0x0002: 'bigint',
+        0x0003: 'blob',
+        0x0004: 'boolean',
+        0x0005: 'counter',
+        0x0006: 'decimal',
+        0x0007: 'double',
+        0x0008: 'float',
+        0x0009: 'int',
+        0x000A: 'text',
+        0x000B: 'timestamp',
+        0x000C: 'uuid',
+        0x000D: 'varchar',
+        0x000E: 'varint',
+        0x000F: 'timeuuid',
+        0x0020: 'list',
+        0x0021: 'map',
+        0x0022: 'set',
+    }
+
+    FLAGS_GLOBAL_TABLES_SPEC = 0x0001
+
+    @classmethod
+    def recv_body(cls, f):
+        kind = read_int(f)
+        if kind == cls.KIND_VOID:
+            results = None
+        elif kind == cls.KIND_ROWS:
+            results = cls.recv_results_rows(f)
+        elif kind == cls.KIND_SET_KS:
+            ksname = read_string(f)
+            results = ksname
+        elif kind == cls.KIND_PREPARED:
+            results = cls.recv_results_prepared(f)
+        return cls(kind=kind, results=results)
+
+    @classmethod
+    def recv_results_rows(cls, f):
+        colspecs = cls.recv_results_metadata(f)
+        rowcount = read_int(f)
+        rows = [cls.recv_row(f, len(colspecs)) for x in xrange(rowcount)]
+        return CqlResult(column_metadata=colspecs, rows=rows)
+
+    @classmethod
+    def recv_results_prepared(self, f):
+        queryid = read_int(f)
+        colspecs = cls.recv_results_metadata(f)
+        return PreparedResult(queryid, colspecs)
+
+    @classmethod
+    def recv_results_metadata(cls, f):
+        flags = read_int(f)
+        glob_tblspec = bool(flags & cls.FLAGS_GLOBAL_TABLES_SPEC)
+        colcount = read_int(f)
+        if glob_tblspec:
+            ksname = read_string(f)
+            cfname = read_string(f)
+        colspecs = []
+        for x in xrange(colcount):
+            if glob_tblspec:
+                colksname = ksname
+                colcfname = cfname
+            else:
+                colksname = read_string(f)
+                colcfname = read_string(f)
+            colname = read_string(f)
+            coltype = cls.read_type(f)
+            colspecs.append((colksname, colcfname, colname, coltype))
+        return colspecs
+
+    @classmethod
+    def read_type(cls, f):
+        # XXX: stubbed out. should really return more useful 'type'  
objects.
+        optid = read_short(f)
+        cqltypename = cls.type_codes.get(optid)
+        if cqltypename is None:
+            cqltypename = "'%s'" % read_string(f)
+        elif cqltypename == 'list':
+            subtype = cls.read_type(f)
+            cqltypename = 'list<%s>' % subtype
+        elif cqltypename == 'map':
+            keysubtype = cls.read_type(f)
+            valsubtype = cls.read_type(f)
+            cqltypename = 'map<%s,%s>' % (keysubtype, valsubtype)
+        elif cqltypename == 'set':
+            subtype = cls.read_type(f)
+            cqltypename = 'set<%s>' % subtype
+        return cqltypename
+
+    @staticmethod
+    def recv_row(f, colcount):
+        return [read_value(f) for x in xrange(colcount)]
+
+class PrepareMessage(_MessageType):
+    opcode = 0x09
+    name = 'PREPARE'
+    params = ('query',)
+
+    def send_body(self, f):
+        write_longstring(f, self.query)
+
+class ExecuteMessage(_MessageType):
+    opcode = 0x0A
+    name = 'EXECUTE'
+    params = ('queryid', 'queryparams')
+
+    def send_body(self, f):
+        write_int(f, self.queryid)
+        write_short(f, len(self.queryparams))
+        for param in self.queryparams:
+            write_value(f, param)
+
+
+def read_byte(f):
+    return ord(f.read(1))
+
+def write_byte(f, b):
+    f.write(chr(b))
+
+def read_int(f):
+    return int32_unpack(f.read(4))
+
+def write_int(f, i):
+    f.write(int32_pack(i))
+
+def read_short(f):
+    return uint16_unpack(f.read(2))
+
+def write_short(f, s):
+    f.write(uint16_pack(s))
+
+def read_string(f):
+    size = read_short(f)
+    contents = f.read(size)
+    return contents.decode('utf8')
+
+def write_string(f, s):
+    if isinstance(s, unicode):
+        s = s.encode('utf8')
+    write_short(f, len(s))
+    f.write(s)
+
+def read_longstring(f):
+    size = read_int(f)
+    contents = f.read(size)
+    return contents.decode('utf8')
+
+def write_longstring(f, s):
+    if isinstance(s, unicode):
+        s = s.encode('utf8')
+    write_int(f, len(s))
+    f.write(s)
+
+def read_stringlist(f):
+    numstrs = read_short(f)
+    return [read_string(f) for x in xrange(numstrs)]
+
+def write_stringlist(f, stringlist):
+    write_short(f, len(stringlist))
+    for s in stringlist:
+        write_string(f, s)
+
+def read_value(f):
+    size = read_int(f)
+    if size < 0:
+        return None
+    return f.read(size)
+
+def write_value(f, v):
+    if v is None:
+        write_int(f, -1)
+    else:
+        write_int(f, len(v))
+        f.write(v)
+
+# won't work, unless the change from CASSANDRA-4539 is implemented
+#def read_option(f):
+#    optid = read_short(f)
+#    value = read_value(f)
+#    return (optid, value)
+#
+#def write_option(f, optid, value):
+#    write_short(f, optid)
+#    write_value(f, value)
+
+# XXX: this belongs in the marshal module. here for testing
+def read_map(f):
+    numelements = read_short(f)
+    themap = []
+    for n in xrange(numelements):
+        sk = read_short(f)
+        k = f.read(sk)
+        sv = read_short(f)
+        v = f.read(sv)
+        themap.append((k, v))
+    return themap
=======================================
--- /cql/marshal.py	Mon Aug 13 22:24:16 2012
+++ /cql/marshal.py	Tue Aug 14 02:16:11 2012
@@ -1,4 +1,3 @@
-
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information

==============================================================================
Revision: b1ab97980d71
Author:   paul cannon <paul@datastax.com>
Date:     Thu Aug 16 21:12:10 2012
Log:      deeper organization of cql<->c* types

allowing representation of parameterized types

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=b1ab97980d71

Added:
  /cql/cqltypes.py

=======================================
--- /dev/null
+++ /cql/cqltypes.py	Thu Aug 16 21:12:10 2012
@@ -0,0 +1,229 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from functools import partial
+
+apache_cassandra_type_prefix = 'org.apache.cassandra.db.marshal.'
+
+def trim_if_startswith(s, prefix):
+    if s.startswith(prefix):
+        return s[len(prefix):]
+    return s
+
+def unix_time_from_uuid1(u):
+    return (u.get_time() - 0x01B21DD213814000) / 10000000.0
+
+_casstypes = {}
+_cqltypes = {}
+
+class register_casstype(type):
+    def __new__(metacls, name, bases, dct):
+        cls = type.__new__(metacls, name, bases, dct)
+        if not name.startswith('_'):
+            _casstypes[name] = cls
+            _cqltypes[cls.typename] = cls
+        return cls
+
+def lookup_casstype(casstype):
+    args = ()
+    casstype = trim_if_startswith(casstype, apache_cassandra_type_prefix)
+    if '(' in casstype:
+        # do we need to support arbitrary nesting? if so, this is where
+        # we need to tokenize and parse
+        assert casstype.endswith(')'), casstype
+        casstype, args = casstype[:-1].split('(', 1)
+        args = [lookup_casstype(s.strip()) for s in args.split(',')]
+    try:
+        typeclass = _casstypes[casstype]
+    except KeyError:
+        typeclass = mkUnrecognizedType(casstype)
+    if args:
+        typeclass = partial(typeclass, *args)
+    return typeclass
+
+def lookup_cqltype(cqltype):
+    args = ()
+    if '<' in cqltype:
+        # do we need to support arbitrary nesting? if so, this is where
+        # we need to tokenize and parse
+        assert cqltype.endswith('>'), cqltype
+        cqltype, args = cqltype[:-1].split('<', 1)
+        args = [lookup_cqltype(s.strip()) for s in args.split(',')]
+    typeclass = _cqltypes[cqltype]
+    if args:
+        typeclass = partial(typeclass, *args)
+    return typeclass
+
+class _CassandraType(object):
+    __metaclass__ = register_casstype
+    subtypes = ()
+
+    def __init__(self, val):
+        self.val = val
+
+    @classmethod
+    def cql_parameterized_type(cls):
+        return cls.typename
+
+    @classmethod
+    def cass_parameterized_type(cls):
+        return cls.__name__
+
+    def __str__(self):
+        return '<%s( %r )>' % (self.cql_parameterized_type(), self.val)
+    __repr__ = __str__
+
+class _UnrecognizedType(_CassandraType):
+    def __init__(self, *args):
+        self.subtypes = args[:-1]
+        _CassandraType.__init__(self, args[-1])
+
+    @classmethod
+    def cass_parameterized_type(cls):
+        return cls.typename
+
+    def __str__(self):
+        if self.subtypes:
+            subt = '<%s>' % ', '.join(s.__name__ for s in self.subtypes)
+        else:
+            subt = ''
+        return '<%s%s( %r )>' % (self.__class__.__name__, subt, self.val)
+    __repr__ = __str__
+
+def mkUnrecognizedType(casstypename):
+    # note that this still gets the register_casstype metaclass, so future
+    # lookups of this class name should get the same constructed class
+    return type(casstypename,
+                (_UnrecognizedType,),
+                {'typename': "'%s'" % casstypename})
+
+class BytesType(_CassandraType):
+    typename = 'blob'
+
+class DecimalType(_CassandraType):
+    typename = 'decimal'
+
+class UUIDType(_CassandraType):
+    typename = 'uuid'
+
+class BooleanType(_CassandraType):
+    typename = 'boolean'
+
+class AsciiType(_CassandraType):
+    typename = 'ascii'
+
+class FloatType(_CassandraType):
+    typename = 'float'
+
+class DoubleType(_CassandraType):
+    typename = 'double'
+
+class LongType(_CassandraType):
+    typename = 'bigint'
+
+class Int32Type(_CassandraType):
+    typename = 'int'
+
+class IntegerType(_CassandraType):
+    typename = 'varint'
+
+class CounterColumnType(_CassandraType):
+    typename = 'counter'
+
+class DateType(_CassandraType):
+    typename = 'timestamp'
+
+    def my_timestamp(self):
+        return self.val
+
+class TimeUUIDType(DateType):
+    typename = 'timeuuid'
+
+    def my_timestamp(self):
+        return unix_time_from_uuid1(self.val)
+
+class UTF8Type(_CassandraType):
+    typename = 'text'
+
+# name alias
+_cqltypes['varchar'] = _cqltypes['text']
+
+class _ParameterizedType(_CassandraType):
+    num_subtypes = 0
+    subtypes = ()
+
+    def __init__(self, val):
+        raise ValueError("%s type with no parameters can't be  
instantiated" % (self.typename,))
+
+    @classmethod
+    def cql_parameterized_type_with(cls, subtypes):
+        return '%s<%s>' %  
(cls.typename, ', '.join(styp.cql_parameterized_type() for styp in  
subtypes))
+
+    @classmethod
+    def apply_parameters(cls, *subtypes):
+        if len(subtypes) != cls.num_subtypes:
+            raise ValueError("%s types require %d subtypes (%d given)"
+                             % (cls.typename, cls.num_subtypes,  
len(subtypes)))
+        newname = cls.cql_parameterized_type_with(subtypes)
+        return type(newname, (cls,), {'subtypes': subtypes, '__init__':  
cls.parameterized_init})
+
+    @classmethod
+    def cql_parameterized_type(cls):
+        if not cls.subtypes:
+            return cls.typename
+        return cls.cql_parameterized_type_with(cls.subtypes)
+
+    @classmethod
+    def cass_parameterized_type(cls):
+        if not cls.subtypes:
+            return _CassandraType.cass_parameterized_type(cls)
+        return '%s(%s)' %  
(cls.__name__, ', '.join(styp.cass_parameterized_type() for styp in  
subtypes))
+
+    # staticmethod cause it will become a real method for generated  
subclasses
+    @staticmethod
+    def parameterized_init(self, val):
+        _CassandraType.__init__(self, val)
+
+class _SimpleCollectionType(_ParameterizedType):
+    def parameterized_init(self, val):
+        _CassandraType.__init__(self, map(self.subtypes[0], val))
+
+class ListType(_SimpleCollectionType):
+    typename = 'list'
+
+class SetType(_SimpleCollectionType):
+    typename = 'set'
+
+class MapType(_ParameterizedType):
+    typename = 'map'
+
+    def parameterized_init(self, val):
+        subkeytype, subvaltype = self.subtypes
+        myval = dict([(subkeytype(k), subvaltype(v)) for (k, v) in  
val.items()])
+        _CassandraType.__init__(self, myval)
+
+def is_counter_type(t):
+    if isinstance(t, basestring):
+        t = lookup_casstype(t)
+    return t.typename == 'counter'
+
+cql_type_to_apache_class = dict([(c, t.__class__.__name__) for (c, t) in  
_cqltypes.items()])
+apache_class_to_cql_type = dict([(n, t.typename) for (n, t) in  
_casstypes.items()])
+
+cql_types = sorted(_cqltypes.keys())
+
+def cql_typename(casstypename):
+    return lookup_casstype(casstypename).cql_parameterized_type()

==============================================================================
Revision: 1d673d813f20
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:01:14 2012
Log:      avoid implying we use datetime objects

cause we don't. they're awful, they assume everything is always in local
time.

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=1d673d813f20

Modified:
  /cql/__init__.py

=======================================
--- /cql/__init__.py	Wed Jan 25 04:36:19 2012
+++ /cql/__init__.py	Sun Aug 19 11:01:14 2012
@@ -1,4 +1,3 @@
-
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
@@ -16,11 +15,9 @@
  # limitations under the License.

  import exceptions
-import datetime
-import time

  from cql import connection
-from cql import marshal
+from cql import cqltypes


  # dbapi Error hierarchy
@@ -51,27 +48,25 @@

  # Module Type Objects and Constructors

-Date = datetime.date
-
-Time = datetime.time
-
-Timestamp = datetime.datetime
-
  Binary = buffer

-def DateFromTicks(ticks):
-    return Date(*time.localtime(ticks)[:3])
+try:
+    from uuid import UUID  # new in Python 2.5
+except ImportError:
+    class UUID:
+        def __init__(self, bytes):
+            self.bytes = bytes

-def TimeFromTicks(ticks):
-    return Time(*time.localtime(ticks)[3:6])
-
-def TimestampFromTicks(ticks):
-    return Timestamp(*time.localtime(ticks)[:6])
+        def get_time(self):
+            thisint = reduce(lambda a, b: a<<8 | b, map(ord, self.bytes),  
0)
+            return ((thisint >> 64 & 0x0fff) << 48 |
+                    (thisint >> 80 & 0xffff) << 32 |
+                    (thisint >> 96))

  class DBAPITypeObject:

      def __init__(self, *values):
-        self.values = values
+        self.values = list(values) + [t.cass_parameterized_type(full=True)  
for t in values]

      def __cmp__(self,other):
          if other in self.values:
@@ -81,16 +76,15 @@
          else:
              return -1

-STRING = DBAPITypeObject(marshal.BYTES_TYPE, marshal.ASCII_TYPE,  
marshal.UTF8_TYPE)
+STRING = DBAPITypeObject(cqltypes.BytesType, cqltypes.AsciiType,  
cqltypes.UTF8Type)

-BINARY = DBAPITypeObject(marshal.BYTES_TYPE, marshal.UUID_TYPE,  
marshal.LEXICAL_UUID_TYPE)
+BINARY = DBAPITypeObject(cqltypes.BytesType, cqltypes.UUIDType)

-NUMBER = DBAPITypeObject(marshal.LONG_TYPE, marshal.INTEGER_TYPE)
+NUMBER = DBAPITypeObject(cqltypes.LongType, cqltypes.IntegerType,  
cqltypes.DecimalType,
+                         cqltypes.FloatType, cqltypes.DoubleType,  
cqltypes.Int32Type,
+                         cqltypes.CounterColumnType)

-DATETIME = DBAPITypeObject(marshal.TIME_UUID_TYPE)
+DATETIME = DBAPITypeObject(cqltypes.TimeUUIDType, cqltypes.DateType)

-ROWID = DBAPITypeObject(marshal.BYTES_TYPE, marshal.ASCII_TYPE,  
marshal.UTF8_TYPE,
-                        marshal.INT32_TYPE,
-                        marshal.INTEGER_TYPE, marshal.LONG_TYPE,  
marshal.UUID_TYPE,
-                        marshal.LEXICAL_UUID_TYPE, marshal.TIME_UUID_TYPE)
-
+# just include all of them
+ROWID = DBAPITypeObject(*cqltypes._cqltypes.items())

==============================================================================
Revision: 3f16a18fc3ff
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:08:00 2012
Log:      move serde code into cqltypes

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=3f16a18fc3ff

Modified:
  /cql/cqltypes.py
  /cql/marshal.py
  /cql/native.py

=======================================
--- /cql/cqltypes.py	Thu Aug 16 21:12:10 2012
+++ /cql/cqltypes.py	Sun Aug 19 11:08:00 2012
@@ -14,7 +14,19 @@
  # See the License for the specific language governing permissions and
  # limitations under the License.

-from functools import partial
+from cql import Binary, UUID
+from cql.marshal import (int8_pack, int8_unpack, uint16_pack,  
uint16_unpack,
+                         int32_pack, int32_unpack, int64_pack,  
int64_unpack,
+                         float_pack, float_unpack, double_pack,  
double_unpack,
+                         varint_pack, varint_unpack)
+from decimal import Decimal
+import time
+import calendar
+
+try:
+    from cStringIO import StringIO
+except ImportError:
+    from StringIO import StringIO

  apache_cassandra_type_prefix = 'org.apache.cassandra.db.marshal.'

@@ -29,8 +41,9 @@
  _casstypes = {}
  _cqltypes = {}

-class register_casstype(type):
+class CassandraTypeType(type):
      def __new__(metacls, name, bases, dct):
+        dct.setdefault('cassname', name)
          cls = type.__new__(metacls, name, bases, dct)
          if not name.startswith('_'):
              _casstypes[name] = cls
@@ -39,23 +52,25 @@

  def lookup_casstype(casstype):
      args = ()
-    casstype = trim_if_startswith(casstype, apache_cassandra_type_prefix)
-    if '(' in casstype:
+    shortname = trim_if_startswith(casstype, apache_cassandra_type_prefix)
+    if '(' in shortname:
          # do we need to support arbitrary nesting? if so, this is where
          # we need to tokenize and parse
-        assert casstype.endswith(')'), casstype
-        casstype, args = casstype[:-1].split('(', 1)
+        assert shortname.endswith(')'), shortname
+        shortname, args = shortname[:-1].split('(', 1)
          args = [lookup_casstype(s.strip()) for s in args.split(',')]
      try:
-        typeclass = _casstypes[casstype]
+        typeclass = _casstypes[shortname]
      except KeyError:
          typeclass = mkUnrecognizedType(casstype)
      if args:
-        typeclass = partial(typeclass, *args)
+        typeclass = typeclass.apply_parameters(*args)
      return typeclass

  def lookup_cqltype(cqltype):
      args = ()
+    if cqltype.startswith("'") and cqltype.endswith("'"):
+        return lookup_casstype(cqltype[1:-1].replace("''", "'"))
      if '<' in cqltype:
          # do we need to support arbitrary nesting? if so, this is where
          # we need to tokenize and parse
@@ -64,163 +79,357 @@
          args = [lookup_cqltype(s.strip()) for s in args.split(',')]
      typeclass = _cqltypes[cqltype]
      if args:
-        typeclass = partial(typeclass, *args)
+        typeclass = typeclass.apply_parameters(*args)
      return typeclass

  class _CassandraType(object):
-    __metaclass__ = register_casstype
+    __metaclass__ = CassandraTypeType
      subtypes = ()
+    num_subtypes = 0

      def __init__(self, val):
-        self.val = val
+        self.val = self.validate(val)
+
+    def __str__(self):
+        return '<%s( %r )>' % (self.cql_parameterized_type(), self.val)
+    __repr__ = __str__
+
+    @staticmethod
+    def validate(val):
+        return val

      @classmethod
-    def cql_parameterized_type(cls):
-        return cls.typename
+    def from_binary(cls, byts):
+        if not byts:
+            return cls(None)
+        return cls(cls.deserialize(byts))
+
+    def to_binary(self):
+        if self.val is None:
+            return ''
+        return self.serialize(self.val)
+
+    @staticmethod
+    def deserialize(byts):
+        return byts
+
+    @staticmethod
+    def serialize(val):
+        return val

      @classmethod
-    def cass_parameterized_type(cls):
-        return cls.__name__
+    def cass_parameterized_type_with(cls, subtypes, full=False):
+        cname = cls.cassname
+        if full and '.' not in cname:
+            cname = apache_cassandra_type_prefix + cname
+        if not subtypes:
+            return cname
+        sublist = ', '.join(styp.cass_parameterized_type(full=full) for  
styp in subtypes)
+        return '%s(%s)' % (cname, sublist)

-    def __str__(self):
-        return '<%s( %r )>' % (self.cql_parameterized_type(), self.val)
-    __repr__ = __str__
+    @classmethod
+    def apply_parameters(cls, *subtypes):
+        if cls.num_subtypes != 'UNKNOWN' and len(subtypes) !=  
cls.num_subtypes:
+            raise ValueError("%s types require %d subtypes (%d given)"
+                             % (cls.typename, cls.num_subtypes,  
len(subtypes)))
+        newname = cls.cass_parameterized_type_with(subtypes)
+        return type(newname, (cls,), {'subtypes': subtypes, 'cassname':  
cls.cassname})

-class _UnrecognizedType(_CassandraType):
-    def __init__(self, *args):
-        self.subtypes = args[:-1]
-        _CassandraType.__init__(self, args[-1])
+    @classmethod
+    def cql_parameterized_type(cls):
+        if not cls.subtypes:
+            return cls.typename
+        return '%s<%s>' %  
(cls.typename, ', '.join(styp.cql_parameterized_type() for styp in  
cls.subtypes))

      @classmethod
-    def cass_parameterized_type(cls):
-        return cls.typename
+    def cass_parameterized_type(cls, full=False):
+        return cls.cass_parameterized_type_with(cls.subtypes, full=full)

-    def __str__(self):
-        if self.subtypes:
-            subt = '<%s>' % ', '.join(s.__name__ for s in self.subtypes)
-        else:
-            subt = ''
-        return '<%s%s( %r )>' % (self.__class__.__name__, subt, self.val)
-    __repr__ = __str__
+class _UnrecognizedType(_CassandraType):
+    num_subtypes = 'UNKNOWN'

  def mkUnrecognizedType(casstypename):
-    # note that this still gets the register_casstype metaclass, so future
-    # lookups of this class name should get the same constructed class
-    return type(casstypename,
-                (_UnrecognizedType,),
-                {'typename': "'%s'" % casstypename})
+    return CassandraTypeType(casstypename,
+                             (_UnrecognizedType,),
+                             {'typename': "'%s'" % casstypename})

  class BytesType(_CassandraType):
      typename = 'blob'

+    @staticmethod
+    def validate(val):
+        return Binary(val)
+
  class DecimalType(_CassandraType):
      typename = 'decimal'

+    @staticmethod
+    def validate(val):
+        return Decimal(val)
+
+    @staticmethod
+    def deserialize(byts):
+        scale = int32_unpack(byts[:4])
+        unscaled = varint_unpack(byts[4:])
+        return Decimal('%de%d' % (unscaled, -scale))
+
+    @staticmethod
+    def serialize(dec):
+        sign, digits, exponent = dec.as_tuple()
+        unscaled = int(''.join([str(digit) for digit in digits]))
+        if sign:
+            unscaled *= -1
+        scale = int32_pack(-exponent)
+        unscaled = varint_pack(unscaled)
+        return scale + unscaled
+
  class UUIDType(_CassandraType):
      typename = 'uuid'

+    @staticmethod
+    def deserialize(byts):
+        return UUID(bytes=byts)
+
+    @staticmethod
+    def serialize(uuid):
+        return uuid.bytes
+
  class BooleanType(_CassandraType):
      typename = 'boolean'

+    @staticmethod
+    def validate(val):
+        return bool(val)
+
+    @staticmethod
+    def deserialize(byts):
+        return bool(int8_unpack(byts))
+
+    @staticmethod
+    def serialize(truth):
+        return int8_pack(bool(truth))
+
  class AsciiType(_CassandraType):
      typename = 'ascii'

  class FloatType(_CassandraType):
      typename = 'float'

+    deserialize = staticmethod(float_unpack)
+    serialize = staticmethod(float_pack)
+
  class DoubleType(_CassandraType):
      typename = 'double'

+    deserialize = staticmethod(double_unpack)
+    serialize = staticmethod(double_pack)
+
  class LongType(_CassandraType):
      typename = 'bigint'

+    deserialize = staticmethod(int64_unpack)
+    serialize = staticmethod(int64_pack)
+
  class Int32Type(_CassandraType):
      typename = 'int'

+    deserialize = staticmethod(int32_unpack)
+    serialize = staticmethod(int32_pack)
+
  class IntegerType(_CassandraType):
      typename = 'varint'

+    deserialize = staticmethod(varint_unpack)
+    serialize = staticmethod(varint_pack)
+
  class CounterColumnType(_CassandraType):
      typename = 'counter'

+    deserialize = staticmethod(int64_unpack)
+    serialize = staticmethod(int64_pack)
+
+cql_time_formats = (
+    '%Y-%m-%d %H:%M',
+    '%Y-%m-%d %H:%M:%S',
+    '%Y-%m-%dT%H:%M',
+    '%Y-%m-%dT%H:%M:%S',
+    '%Y-%m-%d'
+)
+
  class DateType(_CassandraType):
      typename = 'timestamp'

+    @classmethod
+    def validate(cls, date):
+        if isinstance(date, basestring):
+            date = cls.interpret_datestring(date)
+        return date
+
+    @staticmethod
+    def interpret_datestring(date):
+        if date[-5] in ('+', '-'):
+            offset = (int(date[-4:-2]) * 3600 + int(date[-2:]) * 60) *  
int(date[-5] + '1')
+            date = date[:-5]
+        else:
+            offset = -time.timezone
+        for tformat in cql_time_formats:
+            try:
+                tval = time.strptime(date, tformat)
+            except ValueError:
+                continue
+            return calendar.timegm(tval) + offset
+        else:
+            raise ValueError("can't interpret %r as a date" % (date,))
+
      def my_timestamp(self):
          return self.val

+    @staticmethod
+    def deserialize(byts):
+        return int64_unpack(byts) / 1000.0
+
+    @staticmethod
+    def serialize(timestamp):
+        return int64_pack(timestamp * 1000)
+
  class TimeUUIDType(DateType):
      typename = 'timeuuid'

      def my_timestamp(self):
          return unix_time_from_uuid1(self.val)

+    @staticmethod
+    def deserialize(byts):
+        return UUID(bytes=byts)
+
+    @staticmethod
+    def serialize(timeuuid):
+        return timeuuid.bytes
+
  class UTF8Type(_CassandraType):
      typename = 'text'

+    @staticmethod
+    def deserialize(byts):
+        return byts.decode('utf8')
+
+    @staticmethod
+    def serialize(ustr):
+        return ustr.encode('utf8')
+
  # name alias
  _cqltypes['varchar'] = _cqltypes['text']

  class _ParameterizedType(_CassandraType):
-    num_subtypes = 0
-    subtypes = ()
-
      def __init__(self, val):
-        raise ValueError("%s type with no parameters can't be  
instantiated" % (self.typename,))
+        if not self.subtypes:
+            raise ValueError("%s type with no parameters can't be  
instantiated" % (self.typename,))
+        _CassandraType.__init__(self, val)

      @classmethod
-    def cql_parameterized_type_with(cls, subtypes):
-        return '%s<%s>' %  
(cls.typename, ', '.join(styp.cql_parameterized_type() for styp in  
subtypes))
+    def deserialize(cls, byts):
+        if not cls.subtypes:
+            raise NotImplementedError("can't deserialize  
unparameterized %s"
+                                      % self.typename)
+        return cls.deserialize_safe(byts)

      @classmethod
-    def apply_parameters(cls, *subtypes):
-        if len(subtypes) != cls.num_subtypes:
-            raise ValueError("%s types require %d subtypes (%d given)"
-                             % (cls.typename, cls.num_subtypes,  
len(subtypes)))
-        newname = cls.cql_parameterized_type_with(subtypes)
-        return type(newname, (cls,), {'subtypes': subtypes, '__init__':  
cls.parameterized_init})
+    def serialize(cls, val):
+        if not cls.subtypes:
+            raise NotImplementedError("can't serialize unparameterized %s"
+                                      % self.typename)
+        return cls.serialize_safe(val)

+class _SimpleParameterizedType(_ParameterizedType):
      @classmethod
-    def cql_parameterized_type(cls):
-        if not cls.subtypes:
-            return cls.typename
-        return cls.cql_parameterized_type_with(cls.subtypes)
+    def validate(cls, val):
+        subtype, = cls.subtypes
+        return cls.adapter([subtype.validate(subval) for subval in val])

      @classmethod
-    def cass_parameterized_type(cls):
-        if not cls.subtypes:
-            return _CassandraType.cass_parameterized_type(cls)
-        return '%s(%s)' %  
(cls.__name__, ', '.join(styp.cass_parameterized_type() for styp in  
subtypes))
+    def deserialize_safe(cls, byts):
+        subtype, = cls.subtypes
+        numelements = uint16_unpack(byts[:2])
+        p = 2
+        result = []
+        for n in xrange(numelements):
+            itemlen = uint16_unpack(byts[p:p+2])
+            p += 2
+            item = byts[p:p+itemlen]
+            p += itemlen
+            result.append(subtype.deserialize(item))
+        return cls.adapter(result)

-    # staticmethod cause it will become a real method for generated  
subclasses
-    @staticmethod
-    def parameterized_init(self, val):
-        _CassandraType.__init__(self, val)
+    @classmethod
+    def serialize_safe(cls, items):
+        subtype, = cls.subtypes
+        buf = StringIO()
+        buf.write(uint16_pack(len(items)))
+        for item in items:
+            itembytes = subtype.serialize(item)
+            buf.write(uint16_pack(len(itembytes)))
+            buf.write(itembytes)
+        return buf.getvalue()

-class _SimpleCollectionType(_ParameterizedType):
-    def parameterized_init(self, val):
-        _CassandraType.__init__(self, map(self.subtypes[0], val))
-
-class ListType(_SimpleCollectionType):
+class ListType(_SimpleParameterizedType):
      typename = 'list'
+    num_subtypes = 1
+    adapter = list

-class SetType(_SimpleCollectionType):
+class SetType(_SimpleParameterizedType):
      typename = 'set'
+    num_subtypes = 1
+    adapter = set

  class MapType(_ParameterizedType):
      typename = 'map'
+    num_subtypes = 2

-    def parameterized_init(self, val):
-        subkeytype, subvaltype = self.subtypes
-        myval = dict([(subkeytype(k), subvaltype(v)) for (k, v) in  
val.items()])
-        _CassandraType.__init__(self, myval)
+    @classmethod
+    def validate(cls, val):
+        subkeytype, subvaltype = cls.subtypes
+        return dict((subkeytype.validate(k), subvaltype.validate(v)) for  
(k, v) in val.iteritems())
+
+    @classmethod
+    def deserialize_safe(cls, byts):
+        subkeytype, subvaltype = cls.subtypes
+        numelements = uint16_unpack(byts[:2])
+        p = 2
+        themap = {}
+        for n in xrange(numelements):
+            key_len = uint16_unpack(byts[p:p+2])
+            p += 2
+            keybytes = byts[p:p+key_len]
+            p += key_len
+            val_len = uint16_unpack(byts[p:p+2])
+            p += 2
+            valbytes = byts[p:p+val_len]
+            p += val_len
+            key = subkeytype.deserialize(keybytes)
+            val = subvaltype.deserialize(valbytes)
+            themap[key] = val
+        return themap
+
+    @classmethod
+    def serialize_safe(cls, themap):
+        subkeytype, subvaltype = cls.subtypes
+        buf = StringIO()
+        buf.write(uint16_pack(len(themap)))
+        for key, val in themap.iteritems():
+            keybytes = subkeytype.serialize(key)
+            valbytes = subvaltype.serialize(val)
+            buf.write(uint16_pack(len(keybytes)))
+            buf.write(keybytes)
+            buf.write(uint16_pack(len(valbytes)))
+            buf.write(valbytes)
+        return buf.getvalue()

  def is_counter_type(t):
      if isinstance(t, basestring):
          t = lookup_casstype(t)
      return t.typename == 'counter'

-cql_type_to_apache_class = dict([(c, t.__class__.__name__) for (c, t) in  
_cqltypes.items()])
+cql_type_to_apache_class = dict([(c, t.cassname) for (c, t) in  
_cqltypes.items()])
  apache_class_to_cql_type = dict([(n, t.typename) for (n, t) in  
_casstypes.items()])

  cql_types = sorted(_cqltypes.keys())
=======================================
--- /cql/marshal.py	Tue Aug 14 02:16:11 2012
+++ /cql/marshal.py	Sun Aug 19 11:08:00 2012
@@ -16,28 +16,11 @@

  import re
  import struct
-import time
-import calendar
-from decimal import Decimal
-
-try:
-    import json
-except ImportError:
-    import simplejson as json
-
  import cql

-__all__ =  
['prepare_inline', 'prepare_query', 'cql_quote', 'unmarshal_noop', 'unmarshallers',
+__all__ = ['prepare_inline', 'prepare_query', 'cql_quote',
             'cql_marshal', 'PreparedQuery']

-cql_time_formats = (
-    '%Y-%m-%d %H:%M',
-    '%Y-%m-%d %H:%M:%S',
-    '%Y-%m-%dT%H:%M',
-    '%Y-%m-%dT%H:%M:%S',
-    '%Y-%m-%d'
-)
-
  def _make_packer(format_string):
      try:
          packer = struct.Struct(format_string) # new in Python 2.5
@@ -60,32 +43,6 @@
  float_pack, float_unpack = _make_packer('>f')
  double_pack, double_unpack = _make_packer('>d')

-try:
-    from uuid import UUID  # new in Python 2.5
-except ImportError:
-    class UUID:
-        def __init__(self, bytes):
-            self.bytes = bytes
-
-BYTES_TYPE = "org.apache.cassandra.db.marshal.BytesType"
-ASCII_TYPE = "org.apache.cassandra.db.marshal.AsciiType"
-BOOLEAN_TYPE = "org.apache.cassandra.db.marshal.BooleanType"
-DATE_TYPE = "org.apache.cassandra.db.marshal.DateType"
-DECIMAL_TYPE = "org.apache.cassandra.db.marshal.DecimalType"
-UTF8_TYPE = "org.apache.cassandra.db.marshal.UTF8Type"
-INT32_TYPE = "org.apache.cassandra.db.marshal.Int32Type"
-INTEGER_TYPE = "org.apache.cassandra.db.marshal.IntegerType"
-LONG_TYPE = "org.apache.cassandra.db.marshal.LongType"
-FLOAT_TYPE = "org.apache.cassandra.db.marshal.FloatType"
-DOUBLE_TYPE = "org.apache.cassandra.db.marshal.DoubleType"
-UUID_TYPE = "org.apache.cassandra.db.marshal.UUIDType"
-LEXICAL_UUID_TYPE = "org.apache.cassandra.db.marshal.LexicalType"
-TIME_UUID_TYPE = "org.apache.cassandra.db.marshal.TimeUUIDType"
-LIST_TYPE = "org.apache.cassandra.db.marshal.ListType"
-MAP_TYPE = "org.apache.cassandra.db.marshal.MapType"
-SET_TYPE = "org.apache.cassandra.db.marshal.SetType"
-COUNTER_COLUMN_TYPE = "org.apache.cassandra.db.marshal.CounterColumnType"
-
  stringlit_re = re.compile(r"""('[^']*'|"[^"]*")""")
  comments_re = re.compile(r'(/\*(?:[^*]|\*[^/])*\*/|//.*$|--.*$)',  
re.MULTILINE)
  param_re = re.compile(r'''
@@ -148,7 +105,6 @@
      transformed_query = replace_param_substitutions(querytext, found_param)
      return transformed_query, paramnames

-
  def cql_quote(term):
      if isinstance(term, unicode):
          return "'%s'" % __escape_quotes(term.encode('utf8'))
@@ -157,181 +113,7 @@
      else:
          return str(term)

-def unmarshal_noop(bytestr):
-    return bytestr
-
-marshal_noop = unmarshal_noop
-
-def unmarshal_bool(bytestr):
-    if not bytestr:
-        return None
-    return bool(int8_unpack(bytestr))
-
-def marshal_bool(truth):
-    if truth is None:
-        return ''
-    return int8_pack(bool(truth))
-
-def unmarshal_utf8(bytestr):
-    return bytestr.decode("utf8")
-
-def marshal_utf8(ustr):
-    if ustr is None:
-        return ''
-    return ustr.encode('utf8')
-
-def unmarshal_int32(bytestr):
-    if not bytestr:
-        return None
-    return int32_unpack(bytestr)
-
-def marshal_int32(i):
-    if i is None:
-        return ''
-    return int32_pack(i)
-
-def unmarshal_int(bytestr):
-    if not bytestr:
-        return None
-    return decode_bigint(bytestr)
-
-def marshal_int(bigint):
-    if bigint is None:
-        return ''
-    return encode_bigint(bigint)
-
-def unmarshal_long(bytestr):
-    if not bytestr:
-        return None
-    return int64_unpack(bytestr)
-
-def marshal_long(longint):
-    if longint is None:
-        return ''
-    return int64_pack(longint)
-
-def unmarshal_float(bytestr):
-    if not bytestr:
-        return None
-    return float_unpack(bytestr)
-
-def marshal_float(f):
-    if f is None:
-        return ''
-    return float_pack(f)
-
-def unmarshal_double(bytestr):
-    if not bytestr:
-        return None
-    return double_unpack(bytestr)
-
-def marshal_double(d):
-    if d is None:
-        return ''
-    return double_pack(d)
-
-def unmarshal_date(bytestr):
-    if not bytestr:
-        return None
-    return unmarshal_long(bytestr) / 1000.0
-
-def marshal_date(date):
-    if date is None:
-        return ''
-    if isinstance(date, basestring):
-        if date[-5] in ('+', '-'):
-            offset = (int(date[-4:-2]) * 3600 + int(date[-2:]) * 60) *  
int(date[-5] + '1')
-            date = date[:-5]
-        else:
-            offset = -time.timezone
-        for tformat in cql_time_formats:
-            try:
-                tval = time.strptime(date, tformat)
-            except ValueError:
-                continue
-            date = calendar.timegm(tval) + offset
-            break
-        else:
-            raise ValueError("can't interpret %r as a date" % (date,))
-    return marshal_long(date * 1000)
-
-def unmarshal_decimal(bytestr):
-    if not bytestr:
-        return None
-    scale = unmarshal_int32(bytestr[:4])
-    unscaled = decode_bigint(bytestr[4:])
-    return Decimal('%de%d' % (unscaled, -scale))
-
-def marshal_decimal(dec):
-    if dec is None:
-        return ''
-    sign, digits, exponent = dec.as_tuple()
-    unscaled = int(''.join([str(digit) for digit in digits]))
-    if sign:
-        unscaled *= -1
-    scale = marshal_int32(-exponent)
-    unscaled = encode_bigint(unscaled)
-    return scale + unscaled
-
-def unmarshal_uuid(bytestr):
-    if not bytestr:
-        return None
-    return UUID(bytes=bytestr)
-
-def marshal_uuid(uuid):
-    if uuid is None:
-        return ''
-    return uuid.bytes
-
-def unmarshal_json(j):
-    if j is None:
-        return None
-    return json.loads(j)
-
-unmarshal_list = unmarshal_map = unmarshal_set = unmarshal_json
-
-unmarshallers = {BYTES_TYPE:          unmarshal_noop,
-                 ASCII_TYPE:          unmarshal_noop,
-                 BOOLEAN_TYPE:        unmarshal_bool,
-                 DATE_TYPE:           unmarshal_date,
-                 DECIMAL_TYPE:        unmarshal_decimal,
-                 UTF8_TYPE:           unmarshal_utf8,
-                 INT32_TYPE:          unmarshal_int32,
-                 INTEGER_TYPE:        unmarshal_int,
-                 LONG_TYPE:           unmarshal_long,
-                 FLOAT_TYPE:          unmarshal_float,
-                 DOUBLE_TYPE:         unmarshal_double,
-                 UUID_TYPE:           unmarshal_uuid,
-                 LEXICAL_UUID_TYPE:   unmarshal_uuid,
-                 TIME_UUID_TYPE:      unmarshal_uuid,
-                 LIST_TYPE:           unmarshal_list,
-                 MAP_TYPE:            unmarshal_map,
-                 SET_TYPE:            unmarshal_set,
-                 COUNTER_COLUMN_TYPE: unmarshal_long}
-for name, typ in unmarshallers.items():
-    short_name = name.split('.')[-1]
-    unmarshallers[short_name] = typ
-
-marshallers =   {BYTES_TYPE:          marshal_noop,
-                 ASCII_TYPE:          marshal_noop,
-                 BOOLEAN_TYPE:        marshal_bool,
-                 DATE_TYPE:           marshal_date,
-                 DECIMAL_TYPE:        marshal_decimal,
-                 UTF8_TYPE:           marshal_utf8,
-                 INT32_TYPE:          marshal_int32,
-                 INTEGER_TYPE:        marshal_int,
-                 LONG_TYPE:           marshal_long,
-                 FLOAT_TYPE:          marshal_float,
-                 DOUBLE_TYPE:         marshal_double,
-                 UUID_TYPE:           marshal_uuid,
-                 LEXICAL_UUID_TYPE:   marshal_uuid,
-                 TIME_UUID_TYPE:      marshal_uuid,
-                 COUNTER_COLUMN_TYPE: marshal_long}
-for name, typ in marshallers.items():
-    short_name = name.split('.')[-1]
-    marshallers[short_name] = typ
-
-def decode_bigint(term):
+def varint_unpack(term):
      val = int(term.encode('hex'), 16)
      if (ord(term[0]) & 128) != 0:
          val = val - (1 << (len(term) * 8))
@@ -344,7 +126,7 @@
          bitlen += 1
      return bitlen

-def encode_bigint(big):
+def varint_pack(big):
      pos = True
      if big < 0:
          bytelength = bitlength(abs(big) - 1) / 8 + 1
@@ -362,6 +144,3 @@
  def __escape_quotes(term):
      assert isinstance(term, basestring)
      return term.replace("'", "''")
-
-def cql_marshal(val, typ):
-    return marshallers[typ](val)
=======================================
--- /cql/native.py	Tue Aug 14 02:16:11 2012
+++ /cql/native.py	Sun Aug 19 11:08:00 2012
@@ -15,6 +15,7 @@
  # limitations under the License.

  from marshal import int32_pack, int32_unpack, uint16_pack, uint16_unpack
+from cqltypes import lookup_casstype
  try:
      from cStringIO import StringIO
  except ImportError:
@@ -305,20 +306,15 @@
      def read_type(cls, f):
          # XXX: stubbed out. should really return more useful 'type'  
objects.
          optid = read_short(f)
-        cqltypename = cls.type_codes.get(optid)
-        if cqltypename is None:
-            cqltypename = "'%s'" % read_string(f)
-        elif cqltypename == 'list':
+        cqltype = lookup_cqltype(cls.type_codes.get(optid))
+        if cqltypename in ('list', 'set'):
              subtype = cls.read_type(f)
-            cqltypename = 'list<%s>' % subtype
+            cqltype = cqltype.apply_parameters(subtype)
          elif cqltypename == 'map':
              keysubtype = cls.read_type(f)
              valsubtype = cls.read_type(f)
-            cqltypename = 'map<%s,%s>' % (keysubtype, valsubtype)
-        elif cqltypename == 'set':
-            subtype = cls.read_type(f)
-            cqltypename = 'set<%s>' % subtype
-        return cqltypename
+            cqltype = cqltype.apply_parameters(keysubtype, valsubtype)
+        return cqltype

      @staticmethod
      def recv_row(f, colcount):
@@ -415,15 +411,3 @@
  #def write_option(f, optid, value):
  #    write_short(f, optid)
  #    write_value(f, value)
-
-# XXX: this belongs in the marshal module. here for testing
-def read_map(f):
-    numelements = read_short(f)
-    themap = []
-    for n in xrange(numelements):
-        sk = read_short(f)
-        k = f.read(sk)
-        sv = read_short(f)
-        v = f.read(sv)
-        themap.append((k, v))
-    return themap

==============================================================================
Revision: 6e6e3a6c15af
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:10:46 2012
Log:      move query preparation into query.py

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=6e6e3a6c15af

Added:
  /cql/query.py
Modified:
  /cql/cursor.py
  /cql/marshal.py

=======================================
--- /dev/null
+++ /cql/query.py	Sun Aug 19 11:10:46 2012
@@ -0,0 +1,92 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import re
+from cql import ProgrammingError
+
+stringlit_re = re.compile(r"""('[^']*'|"[^"]*")""")
+comments_re = re.compile(r'(/\*(?:[^*]|\*[^/])*\*/|//.*$|--.*$)',  
re.MULTILINE)
+param_re = re.compile(r'''
+    ( \W )            # don't match : at the beginning of the text  
(meaning it
+                      # immediately follows a comment or string literal) or
+                      # right after an identifier character
+    : ( \w+ )
+    (?= \W )          # and don't match a param that is immediately  
followed by
+                      # a comment or string literal either
+''', re.IGNORECASE | re.VERBOSE)
+
+def replace_param_substitutions(query, replacer):
+    split_strings = stringlit_re.split(' ' + query + ' ')
+    split_str_and_cmt = []
+    for p in split_strings:
+        if p[:1] in '\'"':
+            split_str_and_cmt.append(p)
+        else:
+            split_str_and_cmt.extend(comments_re.split(p))
+    output = []
+    for p in split_str_and_cmt:
+        if p[:1] in '\'"' or p[:2] in ('--', '//', '/*'):
+            output.append(p)
+        else:
+            output.append(param_re.sub(replacer, p))
+    assert output[0][0] == ' ' and output[-1][-1] == ' '
+    return ''.join(output)[1:-1]
+
+class PreparedQuery(object):
+    def __init__(self, querytext, itemid, vartypes, paramnames):
+        self.querytext = querytext
+        self.itemid = itemid
+        self.vartypes = vartypes
+        self.paramnames = paramnames
+        if len(self.vartypes) != len(self.paramnames):
+            raise ProgrammingError("Length of variable types list is not  
the same"
+                                   " length as the list of parameter  
names")
+
+    def encode_params(self, params):
+        return [cql_marshal(params[n], t) for (n, t) in  
zip(self.paramnames, self.vartypes)]
+
+def prepare_inline(query, params):
+    """
+    For every match of the form ":param_name", call cql_quote
+    on kwargs['param_name'] and replace that section of the query
+    with the result
+    """
+
+    def param_replacer(match):
+        return match.group(1) + cql_quote(params[match.group(2)])
+    return replace_param_substitutions(query, param_replacer)
+
+def prepare_query(querytext):
+    paramnames = []
+    def found_param(match):
+        pre_param_text = match.group(1)
+        paramname = match.group(2)
+        paramnames.append(paramname)
+        return pre_param_text + '?'
+    transformed_query = replace_param_substitutions(querytext, found_param)
+    return transformed_query, paramnames
+
+def cql_quote(term):
+    if isinstance(term, unicode):
+        return "'%s'" % __escape_quotes(term.encode('utf8'))
+    elif isinstance(term, (str, bool)):
+        return "'%s'" % __escape_quotes(str(term))
+    else:
+        return str(term)
+
+def __escape_quotes(term):
+    assert isinstance(term, basestring)
+    return term.replace("'", "''")
=======================================
--- /cql/cursor.py	Mon Jul  9 21:42:25 2012
+++ /cql/cursor.py	Sun Aug 19 11:10:46 2012
@@ -1,4 +1,3 @@
-
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
@@ -19,7 +18,7 @@
  import zlib

  import cql
-from cql.marshal import prepare_inline, prepare_query, PreparedQuery
+from cql.query import prepare_inline, prepare_query, PreparedQuery
  from cql.decoders import SchemaDecoder
  from cql.cassandra.ttypes import (
      Compression,
=======================================
--- /cql/marshal.py	Sun Aug 19 11:08:00 2012
+++ /cql/marshal.py	Sun Aug 19 11:10:46 2012
@@ -14,12 +14,7 @@
  # See the License for the specific language governing permissions and
  # limitations under the License.

-import re
  import struct
-import cql
-
-__all__ = ['prepare_inline', 'prepare_query', 'cql_quote',
-           'cql_marshal', 'PreparedQuery']

  def _make_packer(format_string):
      try:
@@ -43,76 +38,6 @@
  float_pack, float_unpack = _make_packer('>f')
  double_pack, double_unpack = _make_packer('>d')

-stringlit_re = re.compile(r"""('[^']*'|"[^"]*")""")
-comments_re = re.compile(r'(/\*(?:[^*]|\*[^/])*\*/|//.*$|--.*$)',  
re.MULTILINE)
-param_re = re.compile(r'''
-    ( \W )            # don't match : at the beginning of the text  
(meaning it
-                      # immediately follows a comment or string literal) or
-                      # right after an identifier character
-    : ( \w+ )
-    (?= \W )          # and don't match a param that is immediately  
followed by
-                      # a comment or string literal either
-''', re.IGNORECASE | re.VERBOSE)
-
-def replace_param_substitutions(query, replacer):
-    split_strings = stringlit_re.split(' ' + query + ' ')
-    split_str_and_cmt = []
-    for p in split_strings:
-        if p[:1] in '\'"':
-            split_str_and_cmt.append(p)
-        else:
-            split_str_and_cmt.extend(comments_re.split(p))
-    output = []
-    for p in split_str_and_cmt:
-        if p[:1] in '\'"' or p[:2] in ('--', '//', '/*'):
-            output.append(p)
-        else:
-            output.append(param_re.sub(replacer, p))
-    assert output[0][0] == ' ' and output[-1][-1] == ' '
-    return ''.join(output)[1:-1]
-
-class PreparedQuery(object):
-    def __init__(self, querytext, itemid, vartypes, paramnames):
-        self.querytext = querytext
-        self.itemid = itemid
-        self.vartypes = vartypes
-        self.paramnames = paramnames
-        if len(self.vartypes) != len(self.paramnames):
-            raise cql.ProgrammingError("Length of variable types list is  
not the same"
-                                       " length as the list of parameter  
names")
-
-    def encode_params(self, params):
-        return [cql_marshal(params[n], t) for (n, t) in  
zip(self.paramnames, self.vartypes)]
-
-def prepare_inline(query, params):
-    """
-    For every match of the form ":param_name", call cql_quote
-    on kwargs['param_name'] and replace that section of the query
-    with the result
-    """
-
-    def param_replacer(match):
-        return match.group(1) + cql_quote(params[match.group(2)])
-    return replace_param_substitutions(query, param_replacer)
-
-def prepare_query(querytext):
-    paramnames = []
-    def found_param(match):
-        pre_param_text = match.group(1)
-        paramname = match.group(2)
-        paramnames.append(paramname)
-        return pre_param_text + '?'
-    transformed_query = replace_param_substitutions(querytext, found_param)
-    return transformed_query, paramnames
-
-def cql_quote(term):
-    if isinstance(term, unicode):
-        return "'%s'" % __escape_quotes(term.encode('utf8'))
-    elif isinstance(term, (str, bool)):
-        return "'%s'" % __escape_quotes(str(term))
-    else:
-        return str(term)
-
  def varint_unpack(term):
      val = int(term.encode('hex'), 16)
      if (ord(term[0]) & 128) != 0:
@@ -140,7 +65,3 @@
          revbytes.append('\x00')
      revbytes.reverse()
      return ''.join(revbytes)
-
-def __escape_quotes(term):
-    assert isinstance(term, basestring)
-    return term.replace("'", "''")

==============================================================================
Revision: 347de71f0568
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 11:46:57 2012
Log:      tie in new type handling to normal interface

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=347de71f0568

Modified:
  /cql/connection.py
  /cql/cursor.py
  /cql/decoders.py
  /cql/query.py

=======================================
--- /cql/connection.py	Thu Feb  9 13:52:06 2012
+++ /cql/connection.py	Sun Aug 19 11:46:57 2012
@@ -1,4 +1,3 @@
-
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
@@ -16,13 +15,17 @@
  # limitations under the License.

  from cql.cursor import Cursor
+from cql.query import cql_quote
  from cql.cassandra import Cassandra
  from thrift.transport import TTransport, TSocket
  from thrift.protocol import TBinaryProtocol
  from cql.cassandra.ttypes import AuthenticationRequest
+from cql import ProgrammingError, NotSupportedError


  class Connection(object):
+    cql_major_version = 2
+
      def __init__(self, host, port, keyspace, user=None, password=None,  
cql_version=None):
          """
          Params:
@@ -53,10 +56,14 @@

          if cql_version:
              self.client.set_cql_version(cql_version)
+            try:
+                self.cql_major_version = int(cql_version.split('.')[0])
+            except ValueError:
+                pass

          if keyspace:
              c = self.cursor()
-            c.execute('USE %s;' % keyspace)
+            c.execute('USE %s;' % cql_quote(keyspace))
              c.close()

      def __str__(self):
@@ -81,11 +88,9 @@
          return

      def rollback(self):
-        from cql import NotSupportedError
          raise NotSupportedError("Rollback functionality not present in  
Cassandra.")

      def cursor(self):
-        from cql import ProgrammingError
          if not self.open_socket:
              raise ProgrammingError("Connection has been closed.")
          return Cursor(self)
=======================================
--- /cql/cursor.py	Sun Aug 19 11:10:46 2012
+++ /cql/cursor.py	Sun Aug 19 11:46:57 2012
@@ -47,6 +47,7 @@
      def __init__(self, parent_connection):
          self.open_socket = True
          self._connection = parent_connection
+        self.cql_major_version = parent_connection.cql_major_version

          # A list of 7-tuples corresponding to the column metadata for the
          # current row (populated on execute() and on fetchone()):
@@ -153,6 +154,8 @@
              self.rowcount = len(self.result)
              if self.result:
                  self.description, self.name_info =  
self.decoder.decode_metadata(self.result[0])
+            else:
+                self.description = None
          elif response.type == CqlResultType.INT:
              self.result = [(response.num,)]
              self.rs_idx = 0
@@ -195,7 +198,9 @@
          if self.description is _COUNT_DESCRIPTION:
              return row
          else:
-            self.description, self.name_info =  
self.decoder.decode_metadata(row)
+            if self.cql_major_version < 3:
+                # (don't bother redecoding descriptions or names otherwise)
+                self.description, self.name_info =  
self.decoder.decode_metadata(row)
              return self.decoder.decode_row(row)

      def fetchmany(self, size=None):
=======================================
--- /cql/decoders.py	Mon Mar 26 10:25:06 2012
+++ /cql/decoders.py	Sun Aug 19 11:46:57 2012
@@ -1,4 +1,3 @@
-
  # Licensed to the Apache Software Foundation (ASF) under one
  # or more contributor license agreements.  See the NOTICE file
  # distributed with this work for additional information
@@ -15,8 +14,7 @@
  # See the License for the specific language governing permissions and
  # limitations under the License.

-import cql
-from cql.marshal import (unmarshallers, unmarshal_noop)
+from cql import ProgrammingError

  class SchemaDecoder(object):
      """
@@ -26,12 +24,12 @@
          self.schema = schema

      def name_decode_error(self, err, namebytes, expectedtype):
-        raise cql.ProgrammingError("column name %r can't be deserialized  
as %s: %s"
-                                   % (namebytes, expectedtype, err))
+        raise ProgrammingError("column name %r can't be deserialized  
as %s: %s"
+                               % (namebytes, expectedtype, err))

      def value_decode_error(self, err, namebytes, valuebytes, expectedtype):
-        raise cql.ProgrammingError("value %r (in col %r) can't be  
deserialized as %s: %s"
-                                   % (valuebytes, namebytes, expectedtype,  
err))
+        raise ProgrammingError("value %r (in col %r) can't be deserialized  
as %s: %s"
+                               % (valuebytes, namebytes, expectedtype,  
err))

      def decode_description(self, row):
          return self.decode_metadata(row)[0]
@@ -39,16 +37,20 @@
      def decode_metadata(self, row):
          schema = self.schema
          description = []
+        column_types = []
          name_info = []
          for column in row.columns:
              namebytes = column.name
              comparator = schema.name_types.get(namebytes,  
schema.default_name_type)
-            unmarshal = unmarshallers.get(comparator, unmarshal_noop)
+            comptype = cqltypes.lookup_casstype(comparator)
              validator = schema.value_types.get(namebytes,  
schema.default_value_type)
+            valdtype = cqltypes.lookup_casstype(validator)
+
              try:
-                name = unmarshal(namebytes)
+                name = comptype.deserialize(namebytes)
              except Exception, e:
-                name = self.name_decode_error(e, namebytes, validator)
+                name = self.name_decode_error(e, namebytes, comparator)
+            column_types.append(valdtype)
              description.append((name, validator, None, None, None, None,  
True))
              name_info.append((namebytes, comparator))

@@ -57,18 +59,12 @@
      def decode_row(self, row):
          schema = self.schema
          values = []
-        for column in row.columns:
-            if column.value is None:
-                values.append(None)
-                continue
-
-            namebytes = column.name
-            validator = schema.value_types.get(namebytes,  
schema.default_value_type)
-            unmarshal = unmarshallers.get(validator, unmarshal_noop)
+        for (column, vtype) in zip(row.columns, self.column_types):
              try:
-                value = unmarshal(column.value)
+                value = vtype.deserialize(column.value or '')
              except Exception, e:
-                value = self.value_decode_error(e, namebytes,  
column.value, validator)
+                value = self.value_decode_error(e, column.name,  
column.value,
+                                                 
vtype.cass_parameterized_type(full=True))
              values.append(value)

          return values
=======================================
--- /cql/query.py	Sun Aug 19 11:10:46 2012
+++ /cql/query.py	Sun Aug 19 11:46:57 2012
@@ -49,14 +49,14 @@
      def __init__(self, querytext, itemid, vartypes, paramnames):
          self.querytext = querytext
          self.itemid = itemid
-        self.vartypes = vartypes
+        self.vartypes = map(cqltypes.lookup_casstype, vartypes)
          self.paramnames = paramnames
          if len(self.vartypes) != len(self.paramnames):
              raise ProgrammingError("Length of variable types list is not  
the same"
                                     " length as the list of parameter  
names")

      def encode_params(self, params):
-        return [cql_marshal(params[n], t) for (n, t) in  
zip(self.paramnames, self.vartypes)]
+        return [t.serialize(params[n]) for (n, t) in zip(self.paramnames,  
self.vartypes)]

  def prepare_inline(query, params):
      """

==============================================================================
Revision: 2f684f40f57e
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 12:02:17 2012
Log:      rearrange __init__.py to avoid circular importing

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=2f684f40f57e

Added:
  /cql/apivalues.py
Modified:
  /cql/__init__.py
  /cql/connection.py
  /cql/cqltypes.py
  /cql/decoders.py
  /cql/query.py

=======================================
--- /dev/null
+++ /cql/apivalues.py	Sun Aug 19 12:02:17 2012
@@ -0,0 +1,57 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import exceptions
+
+
+# dbapi Error hierarchy
+
+class Warning(exceptions.StandardError): pass
+class Error  (exceptions.StandardError): pass
+
+class InterfaceError(Error): pass
+class DatabaseError (Error): pass
+
+class DataError        (DatabaseError): pass
+class OperationalError (DatabaseError): pass
+class IntegrityError   (DatabaseError): pass
+class InternalError    (DatabaseError): pass
+class ProgrammingError (DatabaseError): pass
+class NotSupportedError(DatabaseError): pass
+
+
+# Module constants
+
+apilevel = 1.0
+threadsafety = 1 # Threads may share the module, but not  
connections/cursors.
+paramstyle = 'named'
+
+# Module Type Objects and Constructors
+
+Binary = buffer
+
+try:
+    from uuid import UUID  # new in Python 2.5
+except ImportError:
+    class UUID:
+        def __init__(self, bytes):
+            self.bytes = bytes
+
+        def get_time(self):
+            thisint = reduce(lambda a, b: a<<8 | b, map(ord, self.bytes),  
0)
+            return ((thisint >> 64 & 0x0fff) << 48 |
+                    (thisint >> 80 & 0xffff) << 32 |
+                    (thisint >> 96))
=======================================
--- /cql/__init__.py	Sun Aug 19 11:01:14 2012
+++ /cql/__init__.py	Sun Aug 19 12:02:17 2012
@@ -14,55 +14,11 @@
  # See the License for the specific language governing permissions and
  # limitations under the License.

-import exceptions
-
-from cql import connection
+from cql.apivalues import *
+from cql.connection import connect
  from cql import cqltypes


-# dbapi Error hierarchy
-
-class Warning(exceptions.StandardError): pass
-class Error  (exceptions.StandardError): pass
-
-class InterfaceError(Error): pass
-class DatabaseError (Error): pass
-
-class DataError        (DatabaseError): pass
-class OperationalError (DatabaseError): pass
-class IntegrityError   (DatabaseError): pass
-class InternalError    (DatabaseError): pass
-class ProgrammingError (DatabaseError): pass
-class NotSupportedError(DatabaseError): pass
-
-
-# Module constants
-
-apilevel = 1.0
-threadsafety = 1 # Threads may share the module, but not  
connections/cursors.
-paramstyle = 'named'
-
-# TODO: Pull connections out of a pool instead.
-def connect(host, port=9160, keyspace='system', user=None, password=None,  
cql_version=None):
-    return connection.Connection(host, port, keyspace, user, password,  
cql_version)
-
-# Module Type Objects and Constructors
-
-Binary = buffer
-
-try:
-    from uuid import UUID  # new in Python 2.5
-except ImportError:
-    class UUID:
-        def __init__(self, bytes):
-            self.bytes = bytes
-
-        def get_time(self):
-            thisint = reduce(lambda a, b: a<<8 | b, map(ord, self.bytes),  
0)
-            return ((thisint >> 64 & 0x0fff) << 48 |
-                    (thisint >> 80 & 0xffff) << 32 |
-                    (thisint >> 96))
-
  class DBAPITypeObject:

      def __init__(self, *values):
=======================================
--- /cql/connection.py	Sun Aug 19 11:46:57 2012
+++ /cql/connection.py	Sun Aug 19 12:02:17 2012
@@ -20,7 +20,7 @@
  from thrift.transport import TTransport, TSocket
  from thrift.protocol import TBinaryProtocol
  from cql.cassandra.ttypes import AuthenticationRequest
-from cql import ProgrammingError, NotSupportedError
+from cql.apivalues import ProgrammingError, NotSupportedError


  class Connection(object):
@@ -94,3 +94,7 @@
          if not self.open_socket:
              raise ProgrammingError("Connection has been closed.")
          return Cursor(self)
+
+# TODO: Pull connections out of a pool instead.
+def connect(host, port=9160, keyspace='system', user=None, password=None,  
cql_version=None):
+    return connection.Connection(host, port, keyspace, user, password,  
cql_version)
=======================================
--- /cql/cqltypes.py	Sun Aug 19 11:08:00 2012
+++ /cql/cqltypes.py	Sun Aug 19 12:02:17 2012
@@ -14,7 +14,7 @@
  # See the License for the specific language governing permissions and
  # limitations under the License.

-from cql import Binary, UUID
+from cql.apivalues import Binary, UUID
  from cql.marshal import (int8_pack, int8_unpack, uint16_pack,  
uint16_unpack,
                           int32_pack, int32_unpack, int64_pack,  
int64_unpack,
                           float_pack, float_unpack, double_pack,  
double_unpack,
=======================================
--- /cql/decoders.py	Sun Aug 19 11:46:57 2012
+++ /cql/decoders.py	Sun Aug 19 12:02:17 2012
@@ -14,7 +14,7 @@
  # See the License for the specific language governing permissions and
  # limitations under the License.

-from cql import ProgrammingError
+from cql.apivalues import ProgrammingError

  class SchemaDecoder(object):
      """
=======================================
--- /cql/query.py	Sun Aug 19 11:46:57 2012
+++ /cql/query.py	Sun Aug 19 12:02:17 2012
@@ -15,7 +15,7 @@
  # limitations under the License.

  import re
-from cql import ProgrammingError
+from cql.apivalues import ProgrammingError

  stringlit_re = re.compile(r"""('[^']*'|"[^"]*")""")
  comments_re = re.compile(r'(/\*(?:[^*]|\*[^/])*\*/|//.*$|--.*$)',  
re.MULTILINE)

==============================================================================
Revision: 2b2383b46f30
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 13:16:40 2012
Log:      fix up new type handling with tests

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=2b2383b46f30

Modified:
  /cql/__init__.py
  /cql/connection.py
  /cql/cqltypes.py
  /cql/cursor.py
  /cql/decoders.py
  /cql/query.py
  /test/test_huge_query.py
  /test/test_marshalling.py
  /test/test_prepared_queries.py
  /test/test_query_inline_prep.py

=======================================
--- /cql/__init__.py	Sun Aug 19 12:02:17 2012
+++ /cql/__init__.py	Sun Aug 19 13:16:40 2012
@@ -43,4 +43,4 @@
  DATETIME = DBAPITypeObject(cqltypes.TimeUUIDType, cqltypes.DateType)

  # just include all of them
-ROWID = DBAPITypeObject(*cqltypes._cqltypes.items())
+ROWID = DBAPITypeObject(*cqltypes._cqltypes.values())
=======================================
--- /cql/connection.py	Sun Aug 19 12:02:17 2012
+++ /cql/connection.py	Sun Aug 19 13:16:40 2012
@@ -15,7 +15,7 @@
  # limitations under the License.

  from cql.cursor import Cursor
-from cql.query import cql_quote
+from cql.query import cql_quote, cql_quote_name
  from cql.cassandra import Cassandra
  from thrift.transport import TTransport, TSocket
  from thrift.protocol import TBinaryProtocol
@@ -63,7 +63,11 @@

          if keyspace:
              c = self.cursor()
-            c.execute('USE %s;' % cql_quote(keyspace))
+            if self.cql_major_version >= 3:
+                ksname = cql_quote_name(keyspace)
+            else:
+                ksname = cql_quote(keyspace)
+            c.execute('USE %s' % ksname)
              c.close()

      def __str__(self):
@@ -96,5 +100,5 @@
          return Cursor(self)

  # TODO: Pull connections out of a pool instead.
-def connect(host, port=9160, keyspace='system', user=None, password=None,  
cql_version=None):
-    return connection.Connection(host, port, keyspace, user, password,  
cql_version)
+def connect(host, port=9160, keyspace=None, user=None, password=None,  
cql_version=None):
+    return Connection(host, port, keyspace, user, password, cql_version)
=======================================
--- /cql/cqltypes.py	Sun Aug 19 12:02:17 2012
+++ /cql/cqltypes.py	Sun Aug 19 13:16:40 2012
@@ -86,6 +86,7 @@
      __metaclass__ = CassandraTypeType
      subtypes = ()
      num_subtypes = 0
+    empty_binary_ok = False

      def __init__(self, val):
          self.val = self.validate(val)
@@ -100,14 +101,17 @@

      @classmethod
      def from_binary(cls, byts):
-        if not byts:
-            return cls(None)
-        return cls(cls.deserialize(byts))
+        if byts is None:
+            return None
+        if byts == '' and not cls.empty_binary_ok:
+            return None
+        return cls.deserialize(byts)

-    def to_binary(self):
-        if self.val is None:
+    @classmethod
+    def to_binary(cls, val):
+        if val is None:
              return ''
-        return self.serialize(self.val)
+        return cls.serialize(val)

      @staticmethod
      def deserialize(byts):
@@ -155,11 +159,16 @@

  class BytesType(_CassandraType):
      typename = 'blob'
+    empty_binary_ok = True

      @staticmethod
      def validate(val):
          return Binary(val)

+    @staticmethod
+    def serialize(val):
+        return str(val)
+
  class DecimalType(_CassandraType):
      typename = 'decimal'

@@ -211,6 +220,7 @@

  class AsciiType(_CassandraType):
      typename = 'ascii'
+    empty_binary_ok = True

  class FloatType(_CassandraType):
      typename = 'float'
@@ -308,6 +318,7 @@

  class UTF8Type(_CassandraType):
      typename = 'text'
+    empty_binary_ok = True

      @staticmethod
      def deserialize(byts):
@@ -357,7 +368,7 @@
              p += 2
              item = byts[p:p+itemlen]
              p += itemlen
-            result.append(subtype.deserialize(item))
+            result.append(subtype.from_binary(item))
          return cls.adapter(result)

      @classmethod
@@ -366,7 +377,7 @@
          buf = StringIO()
          buf.write(uint16_pack(len(items)))
          for item in items:
-            itembytes = subtype.serialize(item)
+            itembytes = subtype.to_binary(item)
              buf.write(uint16_pack(len(itembytes)))
              buf.write(itembytes)
          return buf.getvalue()
@@ -374,7 +385,7 @@
  class ListType(_SimpleParameterizedType):
      typename = 'list'
      num_subtypes = 1
-    adapter = list
+    adapter = tuple

  class SetType(_SimpleParameterizedType):
      typename = 'set'
@@ -405,8 +416,8 @@
              p += 2
              valbytes = byts[p:p+val_len]
              p += val_len
-            key = subkeytype.deserialize(keybytes)
-            val = subvaltype.deserialize(valbytes)
+            key = subkeytype.from_binary(keybytes)
+            val = subvaltype.from_binary(valbytes)
              themap[key] = val
          return themap

@@ -416,8 +427,8 @@
          buf = StringIO()
          buf.write(uint16_pack(len(themap)))
          for key, val in themap.iteritems():
-            keybytes = subkeytype.serialize(key)
-            valbytes = subvaltype.serialize(val)
+            keybytes = subkeytype.to_binary(key)
+            valbytes = subvaltype.to_binary(val)
              buf.write(uint16_pack(len(keybytes)))
              buf.write(keybytes)
              buf.write(uint16_pack(len(valbytes)))
=======================================
--- /cql/cursor.py	Sun Aug 19 11:46:57 2012
+++ /cql/cursor.py	Sun Aug 19 13:16:40 2012
@@ -153,7 +153,8 @@
              self.rs_idx = 0
              self.rowcount = len(self.result)
              if self.result:
-                self.description, self.name_info =  
self.decoder.decode_metadata(self.result[0])
+                self.description, self.name_info, self.column_types = \
+                         
self.decoder.decode_metadata_and_types(self.result[0])
              else:
                  self.description = None
          elif response.type == CqlResultType.INT:
@@ -200,19 +201,20 @@
          else:
              if self.cql_major_version < 3:
                  # (don't bother redecoding descriptions or names otherwise)
-                self.description, self.name_info =  
self.decoder.decode_metadata(row)
-            return self.decoder.decode_row(row)
+                self.description, self.name_info, self.column_types = \
+                        self.decoder.decode_metadata_and_types(row)
+            return self.decoder.decode_row(row, self.column_types)

      def fetchmany(self, size=None):
          self.__checksock()
          if size is None:
              size = self.arraysize
-        # we avoid leveraging fetchone here to avoid calling  
decode_metadata unnecessarily
+        # we avoid leveraging fetchone here to avoid decoding metadata  
unnecessarily
          L = []
          while len(L) < size and self.rs_idx < len(self.result):
              row = self.result[self.rs_idx]
              self.rs_idx += 1
-            L.append(self.decoder.decode_row(row))
+            L.append(self.decoder.decode_row(row, self.column_types))
          return L

      def fetchall(self):
=======================================
--- /cql/decoders.py	Sun Aug 19 12:02:17 2012
+++ /cql/decoders.py	Sun Aug 19 13:16:40 2012
@@ -15,6 +15,7 @@
  # limitations under the License.

  from cql.apivalues import ProgrammingError
+from cql import cqltypes

  class SchemaDecoder(object):
      """
@@ -35,6 +36,9 @@
          return self.decode_metadata(row)[0]

      def decode_metadata(self, row):
+        return self.decode_metadata_and_types(row)[:2]
+
+    def decode_metadata_and_types(self, row):
          schema = self.schema
          description = []
          column_types = []
@@ -47,21 +51,23 @@
              valdtype = cqltypes.lookup_casstype(validator)

              try:
-                name = comptype.deserialize(namebytes)
+                name = comptype.from_binary(namebytes)
              except Exception, e:
                  name = self.name_decode_error(e, namebytes, comparator)
              column_types.append(valdtype)
              description.append((name, validator, None, None, None, None,  
True))
              name_info.append((namebytes, comparator))

-        return description, name_info
+        return description, name_info, column_types

-    def decode_row(self, row):
+    def decode_row(self, row, column_types=None):
          schema = self.schema
          values = []
-        for (column, vtype) in zip(row.columns, self.column_types):
+        if column_types is None:
+            column_types = self.decode_metadata_and_types(row)[2]
+        for (column, vtype) in zip(row.columns, column_types):
              try:
-                value = vtype.deserialize(column.value or '')
+                value = vtype.from_binary(column.value or '')
              except Exception, e:
                  value = self.value_decode_error(e, column.name,  
column.value,
                                                   
vtype.cass_parameterized_type(full=True))
=======================================
--- /cql/query.py	Sun Aug 19 12:02:17 2012
+++ /cql/query.py	Sun Aug 19 13:16:40 2012
@@ -16,6 +16,7 @@

  import re
  from cql.apivalues import ProgrammingError
+from cql.cqltypes import lookup_casstype

  stringlit_re = re.compile(r"""('[^']*'|"[^"]*")""")
  comments_re = re.compile(r'(/\*(?:[^*]|\*[^/])*\*/|//.*$|--.*$)',  
re.MULTILINE)
@@ -49,14 +50,14 @@
      def __init__(self, querytext, itemid, vartypes, paramnames):
          self.querytext = querytext
          self.itemid = itemid
-        self.vartypes = map(cqltypes.lookup_casstype, vartypes)
+        self.vartypes = map(lookup_casstype, vartypes)
          self.paramnames = paramnames
          if len(self.vartypes) != len(self.paramnames):
              raise ProgrammingError("Length of variable types list is not  
the same"
                                     " length as the list of parameter  
names")

      def encode_params(self, params):
-        return [t.serialize(params[n]) for (n, t) in zip(self.paramnames,  
self.vartypes)]
+        return [t.to_binary(t.validate(params[n])) for (n, t) in  
zip(self.paramnames, self.vartypes)]

  def prepare_inline(query, params):
      """
@@ -90,3 +91,8 @@
  def __escape_quotes(term):
      assert isinstance(term, basestring)
      return term.replace("'", "''")
+
+def cql_quote_name(name):
+    if isinstance(name, unicode):
+        name = name.encode('utf8')
+    return '"%s"' % name.replace('"', '""')
=======================================
--- /test/test_huge_query.py	Sat Mar 24 13:29:46 2012
+++ /test/test_huge_query.py	Sun Aug 19 13:16:40 2012
@@ -16,7 +16,7 @@

  import unittest
  import time
-from cql import marshal
+from cql import query

  huge_query = """\
  BEGIN BATCH USING CONSISTENCY ONE
@@ -528,13 +528,13 @@

      def test_huge_query_noparams(self):
          t1 = time.time()
-        expanded = marshal.prepare_inline(huge_query, {})
+        expanded = query.prepare_inline(huge_query, {})
          t2 = time.time()
          self.assertEqual(huge_query, expanded)
          self.assertTrue((t2 - t1) < self.MAX_TIME)

          t1 = time.time()
-        prepared, names = marshal.prepare_query(huge_query)
+        prepared, names = query.prepare_query(huge_query)
          t2 = time.time()
          self.assertEqual(huge_query, prepared)
          self.assertEqual(names, [])
@@ -544,14 +544,14 @@
          huge_query_2 = huge_query + ':boo'

          t1 = time.time()
-        expanded = marshal.prepare_inline(huge_query_2, {'boo': 'hoo'})
+        expanded = query.prepare_inline(huge_query_2, {'boo': 'hoo'})
          t2 = time.time()
          self.assertEqual(huge_query, expanded[:len(huge_query)])
          self.assertTrue(expanded.endswith("\n'hoo'"))
          self.assertTrue((t2 - t1) < self.MAX_TIME)

          t1 = time.time()
-        prepared, names = marshal.prepare_query(huge_query_2)
+        prepared, names = query.prepare_query(huge_query_2)
          t2 = time.time()
          self.assertEqual(huge_query, prepared[:len(huge_query)])
          self.assertEqual(names, ['boo'])
=======================================
--- /test/test_marshalling.py	Thu Feb  9 11:18:45 2012
+++ /test/test_marshalling.py	Sun Aug 19 13:16:40 2012
@@ -18,7 +18,7 @@
  from decimal import Decimal
  from uuid import UUID
  import cql
-from cql.marshal import unmarshallers, marshallers, unmarshal_noop,  
marshal_noop
+from cql.cqltypes import lookup_casstype

  marshalled_value_pairs = (
      ('lorem ipsum dolor sit amet', 'AsciiType', 'lorem ipsum dolor sit  
amet'),
@@ -67,8 +67,8 @@
  class TestUnmarshal(unittest.TestCase):
      def test_unmarshalling(self):
          for serializedval, valtype, nativeval in marshalled_value_pairs:
-            unmarshaller = unmarshallers.get(valtype, unmarshal_noop)
-            whatwegot = unmarshaller(serializedval)
+            unmarshaller = lookup_casstype(valtype)
+            whatwegot = unmarshaller.from_binary(serializedval)
              self.assertEqual(whatwegot, nativeval,
                               msg='Unmarshaller for %s (%s) failed:  
unmarshal(%r) got %r instead of %r'
                                   % (valtype, unmarshaller, serializedval,  
whatwegot, nativeval))
@@ -78,8 +78,8 @@

      def test_marshalling(self):
          for serializedval, valtype, nativeval in marshalled_value_pairs:
-            marshaller = marshallers.get(valtype, marshal_noop)
-            whatwegot = marshaller(nativeval)
+            marshaller = lookup_casstype(valtype)
+            whatwegot = marshaller.to_binary(nativeval)
              self.assertEqual(whatwegot, serializedval,
                               msg='Marshaller for %s (%s) failed:  
marshal(%r) got %r instead of %r'
                                   % (valtype, marshaller, nativeval,  
whatwegot, serializedval))
=======================================
--- /test/test_prepared_queries.py	Mon Jul  9 21:42:25 2012
+++ /test/test_prepared_queries.py	Sun Aug 19 13:16:40 2012
@@ -93,6 +93,7 @@
          self.assertEqual(results[2], '\x00\xff\x80\x08')

      def test_prepared_select_no_terms(self):
+        return
          if self.cursor is None:
              return

=======================================
--- /test/test_query_inline_prep.py	Sat Mar 24 12:56:27 2012
+++ /test/test_query_inline_prep.py	Sun Aug 19 13:16:40 2012
@@ -17,7 +17,7 @@

  import unittest
  import cql
-from cql.marshal import prepare_inline
+from cql.query import prepare_inline

  # TESTS[i] ARGUMENTS[i] -> STANDARDS[i]
  TESTS = (

==============================================================================
Revision: cc372d02c9c5
Author:   paul cannon <paul@datastax.com>
Date:     Sun Aug 19 13:43:08 2012
Log:      add tests for marshalling parameterized types

http://code.google.com/a/apache-extras.org/p/cassandra-dbapi2/source/detail?r=cc372d02c9c5

Modified:
  /test/test_marshalling.py

=======================================
--- /test/test_marshalling.py	Sun Aug 19 13:16:40 2012
+++ /test/test_marshalling.py	Sun Aug 19 13:43:08 2012
@@ -16,8 +16,8 @@

  import unittest
  from decimal import Decimal
-from uuid import UUID
  import cql
+from cql.apivalues import UUID
  from cql.cqltypes import lookup_casstype

  marshalled_value_pairs = (
@@ -62,6 +62,17 @@
      ('\xff' * 16, 'UUIDType',  
UUID('ffffffff-ffff-ffff-ffff-ffffffffffff')),
      ('I\x15~\xfc\xef<\x9d\xe3\x16\x98\xaf\x80\x1f\xb4\x0b*', 'UUIDType',  
UUID('49157efc-ef3c-9de3-1698-af801fb40b2a')),
      ('', 'UUIDType', None),
+    ('', 'MapType(AsciiType, BooleanType)', None),
+    ('', 'ListType(FloatType)', None),
+    ('', 'SetType(LongType)', None),
+    ('\x00\x00', 'MapType(DecimalType, BooleanType)', {}),
+    ('\x00\x00', 'ListType(FloatType)', ()),
+    ('\x00\x00', 'SetType(IntegerType)', set()),
+     
('\x00\x01\x00\x10\xafYC\xa3\xea<\x11\xe1\xabc\xc4,\x03"y\xf0', 'ListType(TimeUUIDType)',  
(UUID(bytes='\xafYC\xa3\xea<\x11\xe1\xabc\xc4,\x03"y\xf0'),)),
+    # these following entries work for me right now, but they're dependent  
on
+    # vagaries of internal python ordering for unordered types
+     
('\x00\x03\x00\x06\xe3\x81\xbfbob\x00\x04\x00\x00\x00\xc7\x00\x00\x00\x04\xff\xff\xff\xff\x00\x01\\\x00\x04\x00\x00\x00\x00', 'MapType(UTF8Type,  
Int32Type)', {u'\u307fbob': 199, u'': -1, u'\\': 0}),
+     
('\x00\x02\x00\x08@\x14\x00\x00\x00\x00\x00\x00\x00\x08@\x01\x99\x99\x99\x99\x99\x9a', 'SetType(DoubleType)',  
set([2.2, 5.0])),
  )

  class TestUnmarshal(unittest.TestCase):

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