old_contents: """
  An interface between molecules and machine learning
  ===================================================
  
  MolML is a python module to use to map molecules into representations that
  are usable with machine learning. This is done using an API similar to
  scikit-learn to keep things simple and straightforward. For documentation,
  look at the docstrings.
  """
  __version__ = "0.5.1"
  
new_contents: """
  MolML
  =====
  An interface between molecules and machine learning
  
  MolML is a python module to use to map molecules into representations that
  are usable with machine learning. This is done using an API similar to
  scikit-learn to keep things simple and straightforward. For documentation,
  look at the docstrings.
  """
  __version__ = "0.5.1"
  
subject: Update module docstring