old_contents: # See also examples/example_track/track_meta.py for a longer, commented example
  track = dict(
      author_username='ryanholbrook',
      course_name="Introduction to Deep Learning",
      course_url='https://www.kaggle.com/learn/introduction-to-deep-learning',
      course_forum_url='https://www.kaggle.com/learn-forum',
  )
  
  lessons = [ {'topic': topic_name} for topic_name in
              ["Linear Regression as a Neural Network", # 1
               # "Making Models Deep",                    # 2
               # "Practical SGD",                         # 3
               # "Overfitting and Underfitting",          # 4
               # "Improving Optimization",                # 5
               # "Deep Classifiers",                      # 6
              ]
  ]
  
  notebooks = [
      dict(
          filename='tut1.ipynb',
          lesson_idx=0,
          type='tutorial',
          ),
      # dict(
      #     filename='ex1.ipynb',
      #     lesson_idx=0,
      #     type='exercise',
      #     scriptid=1,
      #     ),
  ]
  
  
  
new_contents: # See also examples/example_track/track_meta.py for a longer, commented example
  track = dict(
      author_username='ryanholbrook',
      course_name="Introduction to Deep Learning",
      course_url='https://www.kaggle.com/learn/introduction-to-deep-learning',
      course_forum_url='https://www.kaggle.com/learn-forum',
  )
  
  topics = ["Linear Regression as a Neural Network", # 1
            "Making Models Deep",                    # 2
            "Practical SGD",                         # 3
            "Overfitting and Underfitting",          # 4
            "Improving Optimization",                # 5
            # "Deep Classifiers",                      # 6
            ]
  
  lessons = [{'topic': topic_name} for topic_name in topics]
  
  notebooks = []
  for i, _ in enumerate(topics):
      notebooks += [
          dict(
              filename="tut{}.ipynb".format(i+1),
              lesson_idx=i,
              type='tutorial',
          ),
      ]
  
  
subject: Update track_meta.py