diff --git a/.hgignore b/.hgignore
new file mode 100644
index 0000000..86388eb
--- /dev/null
+++ b/.hgignore
@@ -0,0 +1,20 @@
+syntax:glob
+.DS_Store
+.git
+.gitignore
+*.[568ao]
+*.ao
+*.so
+*.pyc
+._*
+.nfs.*
+[568a].out
+*~
+*.orig
+core
+_obj
+_test
+out.png
+
+syntax:regexp
+^.*/core.[0-9]*$