code: def foo(self, d=126):
      self.d = deepcopy(d)
      self._d = deepcopy(d)
      self.d_ = deepcopy(d)
      self.f__o__o = 252
  
imports: from copy import deepcopy
  import pytest
  from sktime.base import BaseEstimator, BaseObject
  from sktime.utils.validation._dependencies import _check_soft_dependencies
label_desc: Use image node_id 2 for calling the ResetTester obj's underlying member method code with example usage: obj.foo(d) without return types