code: def testValidPytype(self, tp, allow_forward_references=False):
      extension_type_field.validate_field_value_type(
          tp, allow_forward_references=allow_forward_references
      )
  
imports: import sys
  import typing
  from absl.testing import parameterized
  import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import extension_type_field
  from tensorflow.python.framework import tensor
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.ops.ragged import ragged_tensor
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 1 for calling the ValidateFieldPyTypeTest obj's underlying member method code with example usage: obj.testValidPytype(tp, allow_forward_references) without return types