title: module 'Tensorflow' has no atributte
body: <p>I'm getting these weird errors in Google Colab when using TensorFlow, like:</p>
  <blockquote>
  <p>AttributeError: module 'tensorflow' has no attribute
  'reset_default_graph'</p>
  </blockquote>
  <p>or</p>
  <blockquote>
  <p>module 'tensorflow' has no attribute 'placeholder'</p>
  </blockquote>
  <p>Help would appreciated.</p>