Merge pull request #2361 from kianmeng/ignore-mypy-cache-folder

Ignore .mypy_cache folder

.gitignore

diff --git a/.gitignore b/.gitignore
index 8b5d201..1b7db2d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,5 +6,6 @@
 *.pyc
 *.orig
 .cache/
+.mypy_cache/
 .pytest_cache/
 codespell_lib/_version.py