Traceback (most recent call last):


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/bin/beet", line 8, in <module>

sys.exit(main())


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/ui/__init__.py", line 1266, in main

_raw_main(args)


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/ui/__init__.py", line 1253, in _raw_main

subcommand.func(lib, suboptions, subargs)


 "/Users/jackisback/Documents/Projects/Python/BeetsPluginXtractor/beetsplug/xtractor/command.py", line 133, in func

self.xtract()


 "/Users/jackisback/Documents/Projects/Python/BeetsPluginXtractor/beetsplug/xtractor/command.py", line 157, in xtract

if len(library_items) == 0:


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/db.py", line 741, in __len__

for obj in self:


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/db.py", line 689, in _get_objects

if not self.query or self.query.match(obj):


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/query.py", line 462, in match

return all([q.match(item) for q in self.subqueries])


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/query.py", line 462, in <listcomp>

return all([q.match(item) for q in self.subqueries])


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/query.py", line 472, in match

return any([q.match(item) for q in self.subqueries])


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/query.py", line 472, in <listcomp>

return any([q.match(item) for q in self.subqueries])


 "/Users/jackisback/opt/miniconda3/envs/beetsdevel/lib/python3.7/site-packages/beets/dbcore/query.py", line 168, in match

return item[cls.field] is None
AttributeError: type object 'NoneQuery' has no attribute 'field'

Traceback (most recent call last):


 "/software/anaconda3/lib/python3.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2562, in version

return self._version


 "/software/anaconda3/lib/python3.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2669, in __getattr__

raise AttributeError(attr)
AttributeError: _version
