[3.7] Fix parameter names in assertIn() docs (GH-18829) - #19564

[3.7] Fix parameter names in assertIn() docs (GH-18829)#19564

miss-islington merged 1 commit into

python:3.7python/cpython:3.7from

miss-islington:backport-a388bbd-3.7miss-islington/cpython:backport-a388bbd-3.7Copy head branch name to clipboard