code: def _normalize_output_name(output_name):
      """Remove :0 suffix from output tensor names."""
      return (
          output_name.split(":")[0]
          if output_name.endswith(":0")
          else output_name
      )
  
imports: import functools
  import io
  import itertools
  import operator
  import os
  import re
  import string
  import sys
  import tempfile
  import traceback
  import zipfile
  import numpy
  import tensorflow
  from google.protobuf import text_format
  from tensorflow.lite.testing import _pywrap_string_util
  from tensorflow.lite.testing import generate_examples_report
  from tensorflow.lite.tools import flatbuffer_utils
  from tensorflow.python.framework import convert_to_constants
  from tensorflow.python.saved_model import signature_constants
label_desc: Use image node_id 11 for calling a global function with example usage: _normalize_output_name(output_name) and returns: unknown