code: def __init__(self):
      self.called = []
  
file_path: catboost/contrib/python/prompt-toolkit/py2/tests/test_key_binding.py
imports: from __future__ import unicode_literals
  from prompt_toolkit.key_binding.input_processor import InputProcessor, KeyPress
  from prompt_toolkit.key_binding.registry import Registry
  from prompt_toolkit.keys import Keys
  import pytest
label_desc: Use image node_id 1 to create a new Handlers object from inherited base classes: object with example: obj = Handlers()