title: Error: Module 'tensorflow' has no attribute 'gfile' error while running tensorflow object detection api tutorial
body: <p>I am trying to use the object detection tutorial from tensor flow api. I am using python 3 and tensor flow version 2. But getting the below error.I tried several ways:</p>
  
  <pre><code>File "C:\Aniruddhya\object_detection\object_detection\utils\label_map_util.py", line 137, in load_labelmap
      with tf.gfile.GFile(path, 'r') as fid:
  
  AttributeError: module 'tensorflow' has no attribute 'gfile'
  </code></pre>
  
  <p>can someone help me to run this?
  code link: <a href="https://drive.google.com/drive/u/3/folders/1XHpnr5rsENzOOSzoWNTvRqhEbLKXaenL" rel="noreferrer">https://drive.google.com/drive/u/3/folders/1XHpnr5rsENzOOSzoWNTvRqhEbLKXaenL</a></p>