class_docstr: Tests for NormalizeNumberFields().
code: def testNormalizesMaps(self):
      pb = compare_test_pb2.WithMap()
      pb.value_message[4].strings.extend(["a", "b", "c"])
      pb.value_string["d"] = "e"
      compare.NormalizeNumberFields(pb)
  
imports: import copy
  import re
  import sys
  import textwrap
  from google.protobuf import text_format
  from tensorflow.python.platform import googletest
  from tensorflow.python.util.protobuf import compare
  from tensorflow.python.util.protobuf import compare_test_pb2
label_desc: Use image node_id 6 for calling the NormalizeNumbersTest obj's underlying member method code with example usage: obj.testNormalizesMaps() without return types