code: def test_for_with_variable_shape_growing_vector(self, n, list_type):
      l = list_type(n)
      self.assertFunctionMatchesEager(
          for_with_variable_shape_growing_vector, l
      )
  
imports: import collections
  import itertools
  from absl.testing import parameterized
  import tensorflow
  from tensorflow.python.autograph.tests import reference_test_base
label_desc: Use image node_id 2 for calling the ReferenceTest obj's underlying member method code with example usage: obj.test_for_with_variable_shape_growing_vector(n, list_type) without return types