old_contents: # coding: utf-8
  
  __version__ = '{major}.{minor}.{patch}'.format(major=0, minor=6, patch=1)
  
new_contents: # coding: utf-8
  
  __version__ = '{major}.{minor}.{patch}'.format(major=0, minor=7, patch=0)
  
subject: Upgrade version to 0.7.0