diff --git a/.gitignore b/.gitignore
index 1b54075..0706ef2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 iq_gnc/
 ROS_controll/
 launch/
+__pycache__/
+*pyc
+.todo
\ No newline at end of file
diff --git a/class_model/src/README.md b/class_model/src/README.md
new file mode 100644
index 0000000..f176ba6
--- /dev/null
+++ b/class_model/src/README.md
@@ -0,0 +1,4 @@
+# Compile proto
+`PROTO_DIR='proto`
+`protoc -I proto --python_out=proto proto/*.proto`
+