cleaning up initialize()

- standardisded on a single context argument
- removed Device.init() no longer necessary as initilize now
  automatically gets propagated up the hierarchy. Renamed the existing
  use of it to "initilize".
- related pylint cleanup.

wlauto/commands/create.py

@@ -177,7 +177,7 @@ class CreateCommand(Command):
     formatter_class = argparse.RawDescriptionHelpFormatter
     subcmd_classes = [CreateWorkloadSubcommand, CreatePackageSubcommand]
 
-    def initialize(self):
+    def initialize(self, context):
         subparsers = self.parser.add_subparsers(dest='what')
         self.subcommands = []  # pylint: disable=W0201
         for subcmd_cls in self.subcmd_classes:

wlauto/commands/list.py

@@ -24,7 +24,7 @@ class ListCommand(Command):
     name = 'list'
     description = 'List available WA extensions with a short description of each.'
 
-    def initialize(self):
+    def initialize(self, context):
         extension_types = ['{}s'.format(ext.name) for ext in settings.extensions]
         self.parser.add_argument('kind', metavar='KIND',
                                  help=('Specify the kind of extension to list. Must be '

wlauto/commands/run.py

@@ -30,7 +30,7 @@ class RunCommand(Command):
     name = 'run'
     description = 'Execute automated workloads on a remote device and process the resulting output.'
 
-    def initialize(self):
+    def initialize(self, context):
         self.parser.add_argument('agenda', metavar='AGENDA',
                                  help='Agenda for this workload automation run. This defines which workloads will ' +
                                       'be executed, how many times, with which tunables, etc. ' +

wlauto/commands/show.py

@@ -33,7 +33,7 @@ class ShowCommand(Command):
     Display documentation for the specified extension (workload, instrument, etc.).
     """
 
-    def initialize(self):
+    def initialize(self, context):
         self.parser.add_argument('name', metavar='EXTENSION',
                                  help='''The name of the extension for which information will
                                          be shown.''')