[PATCH 1/5] Fix parsing the copr_url from the configuration file

[Pierre-Yves Chibon]

This was resulting in exceptions beeing thrown with a command as simple as:
`copr_cli list pingou`
---
 copr_cli/subcommands.py | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/copr_cli/subcommands.py b/copr_cli/subcommands.py
index 56b2d6d..dc2ddb0 100644
--- a/copr_cli/subcommands.py
+++ b/copr_cli/subcommands.py
@@ -33,11 +33,15 @@ def get_user():
 
 def get_api_url():
     """ Retrieve the user information from the config file.
"""
-    config = ConfigParser.ConfigParser(
-        {'copr_url': 'http://copr-fe.cloud.fedoraproject.org'})
-    config.read(os.path.join(os.path.expanduser('~'), '.config',
-                'copr'))
-    copr_url = config.get('copr-cli', 'copr_url')
+    config = ConfigParser.ConfigParser()
+    config.read(
+        os.path.join(os.path.expanduser('~'), '.config', 'copr')
+    )
+
+    # Default copr_url:
+    copr_url = 'http://copr-fe.cloud.fedoraproject.org/'
+    if config.has_section('copr-cli'):
+        copr_url = config.get('copr-cli', 'copr_url')
     return '%s/api' % copr_url
 
 
-- 
1.8.3.1