old_contents: import os, multiprocessing
  
  bind = "0.0.0.0:{}".format(os.environ["PORT"])
  workers = multiprocessing.cpu_count() * 2 + 1
  worker_class = "gevent"
  
  def post_fork(server, worker):
      from psycogreen.gevent import patch_psycopg
      patch_psycopg()
      worker.log.info("Colored psycopg green.")
  
new_contents: import multiprocessing
  import os
  
  
  bind = '0.0.0.0:{}'.format(os.environ['PORT'])
  preload = True
  workers = multiprocessing.cpu_count() * 2 + 1
  
subject: Remove the greens to (hopefully) recover tracebacks.