code: def __init__(self, width):
      self._width = width
      super().__init__(
          pa.binary(width), "pyarrow.tests.test_cffi.ParamExtType"
      )
  
imports: import contextlib
  import ctypes
  import gc
  import pyarrow
  import pytest
label_desc: Use image node_id 1 to create a new ParamExtType object from inherited base classes: pa with example: obj = ParamExtType(width)