code: def test_no_vars(self, target, c, type_):
      c = type_(c)
      self.assertFunctionMatchesEager(target, c, tf.Variable(0))
  
imports: import itertools
  import re
  from absl.testing import parameterized
  import tensorflow
  from tensorflow.python.autograph.tests import reference_test_base
label_desc: Use image node_id 1 for calling the ReferenceTest obj's underlying member method code with example usage: obj.test_no_vars(target, c, type_) without return types