global: fix pydocstyle issues with version >=4.0.0

14 jobs for pydocstyle-4 in 16 minutes and 5 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Test
passed py3.5-min-mysql #54578

00:10:21

passed py3.5-min-postgresql #54576

00:15:12

passed py3.5-min-sqlite #54574

00:08:08

passed py3.5-pypi-mysql #54579

00:09:05

passed py3.5-pypi-postgresql #54577

00:09:07

passed py3.5-pypi-sqlite #54575

00:08:41

passed py3.6-min-mysql #54584

00:11:44

passed py3.6-min-postgresql #54582

00:10:05

passed py3.6-min-sqlite #54580

00:08:25

passed py3.6-pypi-mysql #54585

00:11:33

passed py3.6-pypi-postgresql #54583

00:10:30

passed py3.6-pypi-sqlite #54581

00:10:58

passed test-docs #54586

00:03:07

 
  Coverage
passed global-coverage #54587

00:00:38

95.0%