diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..ce310bc3
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+# Ignore CI build directory
+build/
diff --git a/googletest/.gitignore b/googletest/.gitignore
new file mode 100644
index 00000000..4b7be4b9
--- /dev/null
+++ b/googletest/.gitignore
@@ -0,0 +1,2 @@
+# python
+*.pyc