From 27c2f6097968bfaf2299619b8b0b3f35a4044cae Mon Sep 17 00:00:00 2001
From: Dmitry <b4tm4n@mail.ru>
Date: Sat, 7 Apr 2018 19:17:03 +0300
Subject: [PATCH] print usage in manage script

---
 manage-calendars.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/manage-calendars.py b/manage-calendars.py
index 6073c89..f6ac4d3 100644
--- a/manage-calendars.py
+++ b/manage-calendars.py
@@ -30,8 +30,11 @@ def parse_args():
         'remove', help='remove calendar')
     parser_remove.add_argument(
         'id', action='store', help='calendar id to remove')
-
-    return parser.parse_args()
+    
+    args = parser.parse_args()
+    if args.command is None:
+        parser.print_usage()
+    return args
 
 
 def load_config():