code: def test_create_get_fn(self, value_type, values, number, expected):
      info = variants_pb2.Variant().info
      set_fn = vcf_constants.SET_FN_LOOKUP[value_type]
      set_fn(info, "field", values)
      get_fn = vcf_constants.create_get_fn(value_type, number)
      actual = get_fn(info, "field")
      self.assertEqual(actual, expected)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import absltest
  from absl.testing import parameterized
  from third_party.nucleus.protos import variants_pb2
  from third_party.nucleus.util import struct_utils
  from third_party.nucleus.util import vcf_constants
label_desc: Use image node_id 10 for calling the VcfConstantsTest obj's underlying member method code with example usage: obj.test_create_get_fn(value_type, values, number, expected) without return types