1 files changed, 2 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
index 5d28f9b..6584ac2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
+.undodir/
+__pycache__/
 book/
 tools/bin/*.dat
 *.pdf