[
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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