Make pylint happy

qubesmgmt/base.py

@@ -70,7 +70,7 @@ class PropertyHolder(object):
         raise appropriate exception.
         '''
 
-        if len(response_data) == 0:
+        if response_data == b'':
             raise qubesmgmt.exc.QubesDaemonNoResponseError(
                 'Got empty response from qubesd')
 

qubesmgmt/storage.py

@@ -90,18 +90,16 @@ class Volume(object):
         '''Storage volume pool name.'''
         if self._pool is not None:
             return self._pool
-        else:
-            self._fetch_info()
-            return str(self._info['pool'])
+        self._fetch_info()
+        return str(self._info['pool'])
 
     @property
     def vid(self):
         '''Storage volume id, unique within given pool.'''
         if self._vid is not None:
             return self._vid
-        else:
-            self._fetch_info()
-            return str(self._info['vid'])
+        self._fetch_info()
+        return str(self._info['vid'])
 
     @property
     def size(self):
@@ -142,8 +140,7 @@ class Volume(object):
         self._fetch_info()
         if self._info['source']:
             return self._info['source']
-        else:
-            return None
+        return None
 
     @property
     def internal(self):

qubesmgmt/tools/__init__.py

@@ -219,7 +219,7 @@ class VolumeAction(QubesAction):
                 pool = app.pools[pool_name]
                 volume = [v for v in pool.volumes if v.vid == vid]
                 assert volume > 1, 'Duplicate vids in pool %s' % pool_name
-                if len(volume) == 0:
+                if not volume:
                     parser.error_runtime(
                         'no volume with id {!r} pool: {!r}'.format(vid,
                                                                    pool_name))
@@ -348,7 +348,7 @@ class QubesArgumentParser(argparse.ArgumentParser):
 
         self.set_defaults(verbose=1, quiet=0)
 
-    def parse_args(self, *args, **kwargs):
+    def parse_args(self, *args, **kwargs):  # pylint: disable=arguments-differ
         # hack for tests
         app = kwargs.pop('app', None)
         namespace = super(QubesArgumentParser, self).parse_args(*args, **kwargs)
@@ -424,9 +424,8 @@ class AliasedSubParsersAction(argparse._SubParsersAction):
             super(AliasedSubParsersAction._AliasedPseudoAction, self).\
                 __init__(option_strings=[], dest=dest, help=help)
 
-        def __call__(self, **kwargs):
-            super(AliasedSubParsersAction._AliasedPseudoAction, self).__call__(
-                **kwargs)
+        def __call__(self, parser, namespace, values, option_string=None):
+            pass
 
     def add_parser(self, name, **kwargs):
         if 'aliases' in kwargs:

qubesmgmt/tools/qvm_ls.py

@@ -228,8 +228,7 @@ class StatusColumn(Column):
         if ret is not None:
             if getattr(vm, 'hvm', False):
                 return ret.upper()
-            else:
-                return ret
+            return ret
 
 
     @flag(2)

qubesmgmt/tools/qvm_run.py

@@ -149,7 +149,7 @@ def main(args=None, app=None):
             if not args.autostart and not vm.is_running():
                 continue
             try:
-                log.info('Running {!r} on {!s}'.format(args.cmd, vm.name))
+                log.info('Running \'%s\' on %s', args.cmd, vm.name)
                 if args.passio and not args.localcmd:
                     loop = asyncio.new_event_loop()
                     loop.add_signal_handler(signal.SIGCHLD, loop.stop)

qubesmgmt/tools/qvm_volume.py

@@ -72,7 +72,7 @@ class VolumeData(object):
     def __init__(self, volume):
         self.pool = volume.pool
         self.vid = volume.vid
-        if len(volume.revisions) > 0:
+        if volume.revisions:
             self.revisions = 'Yes'
         else:
             self.revisions = 'No'

qubesmgmt/utils.py

@@ -81,24 +81,21 @@ def mbytes_to_kmg(size):
     '''Convert mbytes to human readable format.'''
     if size > 1024:
         return "%d GiB" % (size / 1024)
-    else:
-        return "%d MiB" % size
+    return "%d MiB" % size
 
 
 def kbytes_to_kmg(size):
     '''Convert kbytes to human readable format.'''
     if size > 1024:
         return mbytes_to_kmg(size / 1024)
-    else:
-        return "%d KiB" % size
+    return "%d KiB" % size
 
 
 def bytes_to_kmg(size):
     '''Convert bytes to human readable format.'''
     if size > 1024:
         return kbytes_to_kmg(size / 1024)
-    else:
-        return "%d B" % size
+    return "%d B" % size
 
 
 def size_to_human(size):
@@ -109,8 +106,7 @@ def size_to_human(size):
         return str(round(size / 1024.0, 1)) + ' KiB'
     elif size < 1024 * 1024 * 1024:
         return str(round(size / (1024.0 * 1024), 1)) + ' MiB'
-    else:
-        return str(round(size / (1024.0 * 1024 * 1024), 1)) + ' GiB'
+    return str(round(size / (1024.0 * 1024 * 1024), 1)) + ' GiB'
 
 
 def get_entry_point_one(group, name):