title: module 'tensorflow_estimator.python.estimator.api._v2.estimator' has no attribute 'inputs'
body: <p>I am using tensorflow version 2.0.0-beta1. While calling </p>
  
  <pre><code>tf.estimator.inputs.pandas_input_fn
  </code></pre>
  
  <p>it is giving me an error.</p>
  
  <pre><code>module 'tensorflow_estimator.python.estimator.api._v2.estimator' has no attribute 'inputs'
  </code></pre>
  
  <p>In order to identify the problem I tried with </p>
  
  <pre><code>tf.estimator.inputs
  </code></pre>
  
  <p>which gave me the following error   </p>
  
  <pre><code>module 'tensorflow_estimator.python.estimator.api._v2.estimator' has no attribute 'inputs'
  </code></pre>
  
  <p>I have tried reinstalling tensorflow on my local machine and also on Google Colab but that doesn't seem to work. Is there any change in this function in newer version of tensorflow as compared to previous version of tensorflow i.e. (tf version 1.x)</p>