old_contents: import random
  
  smiles = [':^)', ':-D', ':)', ':P', '(^:', 'B-)']
  
  
  def run(data, settings):
      if ':^)' == data['payload']:
          return random.choice(smiles)
  
new_contents: import random
  
  smiles = [':^)', ':-D', ':D', ':)', ':P', '(^:', 'B-)']
  frowns = [':^(', 'D-:', 'D:', ':(', ':-/', ')^:', 'B-(', ':\'(']
  
  
  def run(data, settings):
      if data['payload'] in smiles:
          return random.choice(smiles)
      if data['payload'] in frowns:
          return random.choice(frowns)
  
subject: add frowns and more smiles