old_contents: #
  # factoids file for robodaniel
  #
  
  factoids = {
          r'hello':       r'hello to you too!',
          r'good night':  r'good night, love.',
          r'daniel':      r'is the best',
          r'cupcakes':    r"adam's fondest memory",
  }
  
new_contents: #
  # factoids file for robodaniel
  #
  
  factoids = {
          'hello':        'hello to you too!',
          'good night':   'good night, love.',
          'daniel':       'is the best',
          'cupcakes':     "adam's fondest memory",
          'ping':         'pong',
  }
  
subject: add !ping