Ignore useless files.

baijiangliang · baijiangliang · commit e35271cbae20 · 2018-12-31T12:53:34.000+08:00
diff --git a/.gitignore b/.gitignore
@@ -102,3 +102,9 @@ venv.bak/
 
 # mypy
 .mypy_cache/
+
+# IDE
+.idea/
+
+# Mac
+.DS_Store
