Fix for extension of config file

For some reason, database key was treated differently in configparser object
in python 3.4.2. In Python 3.4.5 everything is fine. Fixed the defaults to
make sure all string options are treated equally.

setup.py

@@ -10,7 +10,7 @@ except ImportError:
 
 setup(name="slack-backup",
       packages=["slack_backup"],
-      version="0.4.1",
+      version="0.4.3",
       description="Make copy of slack converstaions",
       author="Roman Dobosz",
       author_email="gryf73@gmail.com",

slack_backup/config.py

@@ -58,7 +58,7 @@ class Config(object):
             path = args.config
 
         locations = [path,
-                     './slack-backup.conf',
+                     './slack-backup.ini',
                      os.path.expandvars('$XDG_CONFIG_HOME/slack-backup.ini'),
                      os.path.expandvars('$HOME/.config/slack-backup.ini')]
 
@@ -83,19 +83,25 @@ class Config(object):
                     val = self.cp.get(section, option, fallback='[]')
                     val = json.loads(val)
                 else:
-                    val = self.cp.get(section, option, fallback='')
+                    val = self.cp.get(section, option, fallback=None)
 
                 self._options[option] = val
 
     def update_args(self, args):
+        if 'parser' not in args:
+            # it doesn't make sense to update args, since no action was
+            # choosen
+            return
 
         # special case, re-set information for verbose/quiet options
-        if args.verbose is not None and self._options['quiet'] is not None:
+        if 'verbose' in args and args.verbose is not None:
-            self._options['quiet'] = 0
             self._options['verbose'] = args.verbose
-        if args.quiet is not None and self._options['verbose'] is not None:
+            if self._options['quiet'] is not None:
-            self._options['verbose'] = 0
+                self._options['quiet'] = 0
+        if 'quiet' in args and args.quiet is not None:
             self._options['quiet'] = args.quiet
+            if self._options['verbose'] is not None:
+                self._options['verbose'] = 0
 
         for sec_id in (args.parser, 'common'):
             for option in self.sections[sec_id]:

tests/test_config.py

@@ -51,13 +51,6 @@ class TestConfig(unittest.TestCase):
         args.config = None
         args.parser = 'fetch'
         args.verbose = 2
-        args.quiet = None
-        args.channels = None
-        args.database = None
-        args.user = None
-        args.password = None
-        args.team = None
-        args.token = None
 
         conf = config.Config()
         conf.update(args)
@@ -66,7 +59,7 @@ class TestConfig(unittest.TestCase):
                                           'verbose': 2,
                                           'quiet': 0,
                                           'channels': [],
-                                          'database': '',
+                                          'database': None,
                                           'user': None,
                                           'password': None,
                                           'team': None,