message: Make tf_saved_model/debug_info.py a bit more strict.
diff: @@ -34,7 +34,7 @@ class TestModule(tf.Module):
  return x + y
  # Basic check that the debug info file is being correctly saved and loaded.
  #
  - # CHECK: "tf.AddV2"{{.*}}callsite("{{[^"]*}}/debug_info.py"
  + # CHECK: "tf.AddV2"{{.*}}callsite("{{[^"]*}}/debug_info.py":{{[0-9]+}}:{{[0-9]+}}
  if __name__ == '__main__':
  