wa: pep8 fixes

wa/commands/list.py

@@ -46,6 +46,7 @@ class ListCommand(Command):
                                  Only list results that are supported by the
                                  specified platform.
                                  ''')
+
     # pylint: disable=superfluous-parens
     def execute(self, state, args):
         filters = {}

wa/commands/revent.py

@@ -26,7 +26,7 @@ from wa.utils.revent import ReventRecorder
 
 
 if sys.version_info[0] == 3:
-    raw_input = input #pylint: disable=redefined-builtin
+    raw_input = input  # pylint: disable=redefined-builtin
 
 
 class RecordCommand(Command):

wa/commands/show.py

@@ -89,7 +89,7 @@ class ShowCommand(Command):
 
             call('echo "{}" | man -l -'.format(escape_double_quotes(output)), shell=True)
         else:
-            print(rst_output) # pylint: disable=superfluous-parens
+            print(rst_output)  # pylint: disable=superfluous-parens
 
 
 def get_target_description(name):