code: def clear_attributes(self):
      self.type = None
      self.min = None
      self.max = None
      self.levels = None
  
imports: from abc import ABC, abstractmethod
  import numpy
  import math
  from pandas.api.types import is_numeric_dtype, is_bool_dtype, is_object_dtype
label_desc: Use image node_id 4 for calling the VariableParam obj's underlying member method code with example usage: obj.clear_attributes() without return types