[projects/git-slug: 160/170] Print help message when no subcommand is provided

[glen]

commit 566f7710174f9c23d52e64f0e86d7cb9a540bcbd
Author: Kacper Kornet <draenog at pld-linux.org>
Date:   Mon Jan 21 03:42:45 2013 +0000

    Print help message when no subcommand is provided
    
    It seems there was change in behaviour of argparse in python3.3:
    http://bugs.python.org/issue16308
    So now we have to print the error message explicitly when no
    subcommand is provided by user.

 slug.py | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/slug.py b/slug.py
index c13e830..69bd3b9 100755
--- a/slug.py
+++ b/slug.py
@@ -275,7 +275,9 @@ listpkgs.set_defaults(func=list_packages)
 default_options['list'] = {}
 
 options = parser.parse_args()
-for key in default_options[options.command]:
-    setattr(options, key, default_options[options.command][key])
-
-options.func(options)
+if hasattr(options, "func"):
+    for key in default_options[options.command]:
+        setattr(options, key, default_options[options.command][key])
+    options.func(options)
+else:
+    parser.print_help()
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/projects/git-slug.git/commitdiff/4ed64f73960519a2f4fd04c42950b2c96ae795c5