diff --git a/.gitignore b/.gitignore
index 71295f75e01..5f1338f2322 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 *.egg-info
 *.pot
 *.py[co]
+__pycache__
 MANIFEST
 dist/
 docs/_build/
diff --git a/.hgignore b/.hgignore
index 3dc253a3c10..fc6cc0d1384 100644
--- a/.hgignore
+++ b/.hgignore
@@ -3,6 +3,7 @@ syntax:glob
 *.egg-info
 *.pot
 *.py[co]
+__pycache__
 docs/_build/
 tests/coverage_html/
-tests/.coverage
\ No newline at end of file
+tests/.coverage