code: def execute(self, operation, *args, **kwargs):
          '''execute
  
          High-level api: The fact that most connection classes implement
          execute method lead us to add this method here as well.
          Supported operations are get, get_config, get_schema, dispatch,
          edit_config, copy_config, validate, commit, discard_changes,
          delete_config, lock, unlock, close_session, kill_session,
          poweroff_machine and reboot_machine. Refer to ncclient document for
          more details.
          '''
  
          # allow for operation string type
          if type(operation) is str:
              try:
                  cls = manager.OPERATIONS[operation]
              except KeyError:
                  raise ValueError('No such operation "%s".\n'
                                   'Supported operations are: %s' %
                                   (operation, list(manager.OPERATIONS.keys())))
          else:
              cls = operation
  
          return super().execute(cls, *args, **kwargsf execute(self, operation, *args, **kwargs):
          '''execute
  
          High-level api: The fact that most connection classes implement
          execute method lead us to add this method here as well.
          Supported operations are get, get_config, get_schema, dispatch,
          edit_config, copy_config, validate, commit, discard_changes,
          delete_config, lock, unlock, close_session, kill_session,
          poweroff_machine and reboot_machine. Refer to ncclient document for
          more details.
          '''
  
          # allow for operation string type
          if type(operation) is str:
              try:
                  cls = manager.OPERATIONS[operation]
              except KeyError:
                  raise ValueError('No such operation "%s".\n'
                                   'Supported operations are: %s' %
                                   (operation, list(manager.OPERATIONS.keys())))
          else:
              cls = operation
  
          return super().execute(cls, *args, **kwargs)
docs: execute
  
          High-level api: The fact that most connection classes implement
          execute method lead us to add this method here as well.
          Supported operations are get, get_config, get_schema, dispatch,
          edit_config, copy_config, validate, commit, discard_changes,
          delete_config, lock, unlock, close_session, kill_session,
          poweroff_machine and reboot_machine. Refer to ncclient document for
          more details.