Reported upstream as https://github.com/flask-admin/flask-admin/issues/1976
On Apr 8 2020, at 9:37 pm, Wesley Hill <wh...@yext.com.INVALID> wrote: > (I created an Apache JIRA account to try report this there, but in the > Create Issue dialog box the Airflow project was not among the many options.) > > Airflow version: 1.10.9 > > Description: A rebuild of the docker image we use to run Airflow upgraded > the version of SQLAlchemy to 1.3.16, which causes the following exception > when starting the airflow webserver: > > Traceback (most recent call last): > File "/usr/local/bin/airflow", line 37, in <module> > args.func(args) > File "/usr/local/lib/python3.7/site-packages/airflow/utils/cli.py", line > 75, in wrapper > return f(*args, **kwargs) > File "/usr/local/lib/python3.7/site-packages/airflow/bin/cli.py", line > 900, in webserver > app = cached_app_rbac(None) if settings.RBAC else cached_app(None) > File "/usr/local/lib/python3.7/site-packages/airflow/www/app.py", line > 233, in cached_app > app = create_app(config, testing) > File "/usr/local/lib/python3.7/site-packages/airflow/www/app.py", line > 103, in create_app > models.Chart, Session, name="Charts", category="Data Profiling")) > File > "/usr/local/lib/python3.7/site-packages/flask_admin/contrib/sqla/view.py", > line 330, in __init__ > menu_icon_value=menu_icon_value) > File "/usr/local/lib/python3.7/site-packages/flask_admin/model/base.py", > line 818, in __init__ > self._refresh_cache() > File "/usr/local/lib/python3.7/site-packages/flask_admin/model/base.py", > line 913, in _refresh_cache > self._search_supported = self.init_search() > File > "/usr/local/lib/python3.7/site-packages/flask_admin/contrib/sqla/view.py", > line 581, in init_search > if tools.is_hybrid_property(self.model, name): > File > "/usr/local/lib/python3.7/site-packages/flask_admin/contrib/sqla/tools.py", > line 209, in is_hybrid_property > return last_name in get_hybrid_properties(last_model) > File > "/usr/local/lib/python3.7/site-packages/flask_admin/contrib/sqla/tools.py", > line 190, in get_hybrid_properties > for key, prop in inspect(model).all_orm_descriptors.items() > File "/usr/local/lib/python3.7/site-packages/sqlalchemy/inspection.py", > line 72, in inspect > "available for object of type %s" % type_ > sqlalchemy.exc.NoInspectionAvailable: No inspection system is > available for > object of type <class 'method'> > > > Specifying SQLAlchemy <= 1.3.15 in the requirements.txt file we use to > build the docker image fixes the issue. Our requirements.txt file now looks > like this: > > apache-airflow[crypto,mysql,slack] == 1.10.9 > pendulum == 1.4.4 > requests >= 2.20.0, < 3 > SQLAlchemy <= 1.3.15 > > > Our Dockerfile is based on python:3.7-slim > > Hopefully that lets somebody reproduce the issue. Let me know if > there's a > way I can submit this bug on JIRA instead, or if there's anything else I > can do to help. > > Regards, > Wesley Hill > wh...@yext.com >