Traceback (most recent call last):


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/app.py", line 1982, in wsgi_app

response = self.full_dispatch_request()


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/app.py", line 1614, in full_dispatch_request

rv = self.handle_user_exception(e)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/app.py", line 1517, in handle_user_exception

reraise(exc_type, exc_value, tb)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/_compat.py", line 33, in reraise

raise value


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/app.py", line 1612, in full_dispatch_request

rv = self.dispatch_request()


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/app.py", line 1598, in dispatch_request

return self.view_functions[rule.endpoint](**req.view_args)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/security/decorators.py", line 26, in wraps

return f(self, *args, **kwargs)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/views.py", line 478, in list

widgets=widgets)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/baseviews.py", line 158, in render_template

return render_template(template, **dict(list(kwargs.items()) + list(self.extra_args.items())))


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/templating.py", line 134, in render_template

context, ctx.app)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask/templating.py", line 116, in _render

rv = template.render(context)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/environment.py", line 1008, in render

return self.environment.handle_exception(exc_info, True)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/environment.py", line 780, in handle_exception

reraise(exc_type, exc_value, tb)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/_compat.py", line 37, in reraise

raise value.with_traceback(tb)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/appbuilder/general/model/list.html", line 2, in top-level template code

{% import 'appbuilder/general/lib.html' as lib %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/templates/appbuilder/base.html", line 1, in top-level template code

{% extends base_template %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/superset/base.html", line 1, in top-level template code

{% extends "appbuilder/baselayout.html" %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/appbuilder/baselayout.html", line 2, in top-level template code

{% import 'appbuilder/baselib.html' as baselib %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/templates/appbuilder/init.html", line 46, in top-level template code

{% block body %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/appbuilder/baselayout.html", line 21, in block "body"

{% block content %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/appbuilder/general/model/list.html", line 12, in block "content"

{% block list_list scoped %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/appbuilder/general/model/list.html", line 13, in block "list_list"

{{ widgets.get('list')()|safe }}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/widgets.py", line 34, in __call__

return template.render(args)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/environment.py", line 1008, in render

return self.environment.handle_exception(exc_info, True)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/environment.py", line 780, in handle_exception

reraise(exc_type, exc_value, tb)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/_compat.py", line 37, in reraise

raise value.with_traceback(tb)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/templates/appbuilder/general/widgets/list.html", line 2, in top-level template code

{% extends 'appbuilder/general/widgets/base_list.html' %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/templates/appbuilder/general/widgets/base_list.html", line 25, in top-level template code

{% block begin_loop_values %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/templates/appbuilder/general/widgets/list.html", line 45, in block "begin_loop_values"

{% for item in value_columns %}


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/runtime.py", line 410, in __init__

self._after = self._safe_next()


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/jinja2/runtime.py", line 430, in _safe_next

return next(self._iterator)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/models/base.py", line 114, in get_values

retdict[col] = self._get_attr_value(item, col)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/flask_appbuilder/models/base.py", line 58, in _get_attr_value

if not hasattr(item, col):


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/models/core.py", line 870, in datasource_link

return self.datasource.link
# pylint: disable=no-member


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/models/core.py", line 858, in datasource

return self.get_datasource


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/utils.py", line 111, in __call__

value = self.func(*args)


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/models/core.py", line 864, in get_datasource

ds = db.session.query(self.cls_model).filter_by(


 "/usr/local/python3.4/bin/venv/lib/python3.4/site-packages/superset/models/core.py", line 850, in cls_model

return ConnectorRegistry.sources[self.datasource_type]
KeyError: ''

Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/usr/local/lib/python3.6/dist-packages/matplotlib/pyplot.py", line 116, in <module>

_backend_mod, new_figure_manager, draw_if_interactive, _show = pylab_setup()


 "/usr/local/lib/python3.6/dist-packages/matplotlib/backends/__init__.py", line 60, in pylab_setup

[backend_name], 0)


 "/usr/local/lib/python3.6/dist-packages/matplotlib/backends/backend_tkagg.py", line 6, in <module>

from six.moves import tkinter as Tk


 "/usr/local/lib/python3.6/dist-packages/six.py", line 92, in __get__

result = self._resolve()


 "/usr/local/lib/python3.6/dist-packages/six.py", line 115, in _resolve

return _import_module(self.mod)


 "/usr/local/lib/python3.6/dist-packages/six.py", line 82, in _import_module

__import__(name)


 "/usr/lib/python3.6/tkinter/__init__.py", line 39, in <module>

raise ImportError(str(msg) + ', please install the python3-tk package')
ImportError: No module named '_tkinter', please install the python3-tk package
