code: def __init__(self, value_name):
      # As we see, Python values of constants are not related to real C values.
      assert self.params_type.MILLION == 0
      assert self.params_type.BILLION == 1
      assert self.params_type.TWO_BILLIONS == 2
      assert self.params_type.has_alias(value_name)
      self.python_value = self.params_type.fromalias(value_name)
  
imports: import os
  import numpy
  import pytest
  import pytensor
  from pytensor import scalar
  from pytensor.graph.basic import Apply
  from pytensor.link.c.op import COp
  from pytensor.link.c.type import CDataType, CEnumType, EnumList, EnumType
  from pytensor.tensor.type import TensorType, continuous_dtypes
label_desc: Use image node_id 3 to create a new MyOpCEnumType object from inherited base classes: COp with example: obj = MyOpCEnumType(value_name)