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From jsdelf...@apache.org
Subject svn commit: r1081202 - in /incubator/nuvem/trunk/nuvem-parallel: nuvem/eval_.py nuvem/exec_.py test.py
Date Sun, 13 Mar 2011 19:20:57 GMT
Author: jsdelfino
Date: Sun Mar 13 19:20:57 2011
New Revision: 1081202

URL: http://svn.apache.org/viewvc?rev=1081202&view=rev
Log:
Add components that eval a python expression and execute a python statement.

Added:
    incubator/nuvem/trunk/nuvem-parallel/nuvem/eval_.py
    incubator/nuvem/trunk/nuvem-parallel/nuvem/exec_.py
Modified:
    incubator/nuvem/trunk/nuvem-parallel/test.py

Added: incubator/nuvem/trunk/nuvem-parallel/nuvem/eval_.py
URL: http://svn.apache.org/viewvc/incubator/nuvem/trunk/nuvem-parallel/nuvem/eval_.py?rev=1081202&view=auto
==============================================================================
--- incubator/nuvem/trunk/nuvem-parallel/nuvem/eval_.py (added)
+++ incubator/nuvem/trunk/nuvem-parallel/nuvem/eval_.py Sun Mar 13 19:20:57 2011
@@ -0,0 +1,20 @@
+#  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.
+
+def get(r, py, ref):
+    pye = py.get(r)
+    return eval(pye if isinstance(pye, basestring) else pye[1][0])

Added: incubator/nuvem/trunk/nuvem-parallel/nuvem/exec_.py
URL: http://svn.apache.org/viewvc/incubator/nuvem/trunk/nuvem-parallel/nuvem/exec_.py?rev=1081202&view=auto
==============================================================================
--- incubator/nuvem/trunk/nuvem-parallel/nuvem/exec_.py (added)
+++ incubator/nuvem/trunk/nuvem-parallel/nuvem/exec_.py Sun Mar 13 19:20:57 2011
@@ -0,0 +1,22 @@
+#  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.
+
+def get(r, py, ref):
+    val = None
+    pys = py.get(r)
+    exec(pys if isinstance(pys, basestring) else pys[1][0])
+    return val

Modified: incubator/nuvem/trunk/nuvem-parallel/test.py
URL: http://svn.apache.org/viewvc/incubator/nuvem/trunk/nuvem-parallel/test.py?rev=1081202&r1=1081201&r2=1081202&view=diff
==============================================================================
--- incubator/nuvem/trunk/nuvem-parallel/test.py (original)
+++ incubator/nuvem/trunk/nuvem-parallel/test.py Sun Mar 13 19:20:57 2011
@@ -67,6 +67,8 @@ from nuvem import join
 from nuvem import replace
 from nuvem import lowercase
 from nuvem import uppercase
+from nuvem import eval_
+from nuvem import exec_
 
 def testValues():
     assert true_.get(()) == True
@@ -143,6 +145,15 @@ def testText():
     assert uppercase.get((), mkref('s', lambda r: 'abc')) == 'ABC'
     return True
 
+def testEval():
+    assert eval_.get((), mkref('py', lambda r: '1 + 2'), mkref('ref', lambda r: 4)) == 3
+    assert eval_.get((), mkref('py', lambda r: 'ref.get(r) + 2'), mkref('ref', lambda r:
4)) == 6
+    assert eval_.get((5,), mkref('py', lambda r: 'ref.get(r) + r[0] + 2'), mkref('ref', lambda
r: 4)) == 11
+    assert exec_.get((), mkref('py', lambda r: 'val = 1 + 2'), mkref('ref', lambda r: 4))
== 3
+    assert exec_.get((), mkref('py', lambda r: 'val = ref.get(r) + 2'), mkref('ref', lambda
r: 4)) == 6
+    assert exec_.get((5,), mkref('py', lambda r: 'val = ref.get(r) + r[0] + 2'), mkref('ref',
lambda r: 4)) == 11
+    return True
+
 if __name__ == '__main__':
     print 'Testing...'
     testValues()
@@ -151,5 +162,6 @@ if __name__ == '__main__':
     testMath()
     testURL()
     testText()
+    testEval()
     print 'OK'
 



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