From c6cd28cda3913fd453f56c26e2eb5184e74d959e Mon Sep 17 00:00:00 2001
From: Matej Focko <xfocko@fi.muni.cz>
Date: Sat, 23 Nov 2019 16:51:21 +0100
Subject: [PATCH] Add usage

---
 reviews.py | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/reviews.py b/reviews.py
index a489376..17655b9 100644
--- a/reviews.py
+++ b/reviews.py
@@ -17,9 +17,18 @@ COMMANDS = {
 }
 
 
+def print_usage():
+    print("Usage:")
+    print("\tmrs\t\t\tFetch files and create merge requests for them")
+    print("\tupdate-assignees\tUpdate assignees on MRs")
+    print("\tcomments\t\tFetch all comments on MRs")
+    print("\tmerge\t\t\tMerge all MRs")
+    print("\ttest\t\t\tDebugging function")
+
+
 def main():
     if len(sys.argv) < 2 or sys.argv[1] not in COMMANDS:
-        print("Invalid command")
+        print_usage()
         exit(2)
 
     COMMANDS[sys.argv[1]](SUBMISSIONS)()