Documenting test discovery from package name and potential problems with test discovery importing tests from the wrong location. Issue 7780 and issue 8547.
Documenting test discovery from package name and potential problems with test discovery importing tests from the wrong location. Issue 7780 and issue 8547.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator