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From "Tao Feng (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AIRFLOW-2257) ValueError from flask-admin causing Charts feature to break
Date Sat, 14 Apr 2018 18:37:00 GMT

    [ https://issues.apache.org/jira/browse/AIRFLOW-2257?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16438463#comment-16438463
] 

Tao Feng commented on AIRFLOW-2257:
-----------------------------------

can't reproduce with the master branch...

> ValueError from flask-admin causing Charts feature to break
> -----------------------------------------------------------
>
>                 Key: AIRFLOW-2257
>                 URL: https://issues.apache.org/jira/browse/AIRFLOW-2257
>             Project: Apache Airflow
>          Issue Type: Bug
>          Components: dependencies, ui
>    Affects Versions: 1.9.0
>            Reporter: Brian Sloan
>            Priority: Major
>
> Using Airflow 1.9 and RDS PostgreSQL for the metadata database.
> This bug may be related to this flask-admin / sqlalchemy issue: https://github.com/flask-admin/flask-admin/issues/1588
> To reproduce, go to "Data Profiling –> Charts" and click the Edit icon to edit any
chart. I get an HTTP 500 with this traceback:
> {code:java}
> Traceback (most recent call last):
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/app.py", line 1988,
in wsgi_app
>     response = self.full_dispatch_request()
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/app.py", line 1641,
in full_dispatch_request
>     rv = self.handle_user_exception(e)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/app.py", line 1544,
in handle_user_exception
>     reraise(exc_type, exc_value, tb)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/app.py", line 1639,
in full_dispatch_request
>     rv = self.dispatch_request()
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/app.py", line 1625,
in dispatch_request
>     return self.view_functions[rule.endpoint](**req.view_args)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/base.py", line
69, in inner
>     return self._run_view(f, *args, **kwargs)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/base.py", line
368, in _run_view
>     return fn(self, *args, **kwargs)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/model/base.py",
line 1999, in edit_view
>     return_url=return_url)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/base.py", line
308, in render
>     return render_template(template, **kwargs)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/templating.py", line
134, in render_template
>     context, ctx.app)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask/templating.py", line
116, in _render
>     rv = template.render(context)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/jinja2/environment.py", line
989, in render
>     return self.environment.handle_exception(exc_info, True)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/jinja2/environment.py", line
754, in handle_exception
>     reraise(exc_type, exc_value, tb)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/airflow/www/templates/airflow/chart/edit.html",
line 18, in top-level template code
>     {% extends 'admin/model/edit.html' %}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/model/edit.html",
line 3, in top-level template code
>     {% from 'admin/lib.html' import extra with context %} {# backward compatible #}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/airflow/www/templates/admin/master.html",
line 18, in top-level template code
>     {% extends 'admin/base.html' %}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/base.html",
line 30, in top-level template code
>     {% block page_body %}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/airflow/www/templates/admin/master.html",
line 104, in block "page_body"
>     {% block body %}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/model/edit.html",
line 32, in block "body"
>     {% block edit_form %}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/model/edit.html",
line 33, in block "edit_form"
>     {{ lib.render_form(form, return_url, extra(), form_opts) }}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/lib.html",
line 202, in template
>     {% call form_tag(action=action) %}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/lib.html",
line 182, in template
>     {{ caller() }}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/lib.html",
line 203, in template
>     {{ render_form_fields(form, form_opts=form_opts) }}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/lib.html",
line 175, in template
>     {{ render_field(form, f, kwargs) }}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/templates/bootstrap3/admin/lib.html",
line 130, in template
>     {{ field(**kwargs)|safe }}
>   File "/var/airflow/env/local/lib/python2.7/site-packages/wtforms/fields/core.py", line
153, in __call__
>     return self.meta.render_field(self, kwargs)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/wtforms/meta.py", line 56,
in render_field
>     return field.widget(field, **render_kw)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/form/widgets.py",
line 28, in __call__
>     return super(Select2Widget, self).__call__(field, **kwargs)
>   File "/var/airflow/env/local/lib/python2.7/site-packages/wtforms/widgets/core.py",
line 287, in __call__
>     for val, label, selected in field.iter_choices():
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/contrib/sqla/fields.py",
line 110, in iter_choices
>     for pk, obj in self._get_object_list():
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/contrib/sqla/fields.py",
line 103, in _get_object_list
>     self._object_list = [(text_type(get_pk(obj)), obj) for obj in query]
>   File "/var/airflow/env/local/lib/python2.7/site-packages/flask_admin/contrib/sqla/fields.py",
line 300, in get_pk_from_identity
>     cls, key = identity_key(instance=obj)
> ValueError: too many values to unpack{code}
>  



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