docs: def complex_state_generator_bravo(last_state=''):
      """Pick a state."""
      from random import choice
  
      states = ['ALPHA', 'BRAVO', 'BRAVO', 'DONE']
      if last_state:
          states.remove(last_state)  # Slightly lower chances of previous state.
  
      state = choice(states)
  
      logging.info('Generating a state... %s', state)
  
      return state