docs: def _get_command_args(self, command, args):
          '''Work out the command arguments for a given command'''
          command_args = {}
          command_argument_names =\
              command.__code__.co_varnames[:command.__code__.co_argcount]
  
          for varname in command_argument_names:
              if varname == 'args':
                  command_args['args'] = args
              elif varname in self.provide_args:
                  command_args[varname] = self.provide_args[varname]
              else:
                  command_args[varname] = getattr(args, varname)
          return command_args