old_contents: import os
  import socket
  
  class Configuration(object):
      OPTIONS = (
          ('api_key', str),
          ('project_root', str),
          ('environment', str),
          ('hostname', str),
          ('endpoint', str),
          ('params_filters', list),
          ('trace_threshold', int)
      )
  
      def __init__(self, *args, **kwargs):
          self.api_key = ''
          self.project_root = os.getcwd()
          self.environment = 'production'
          self.hostname = socket.gethostname()
          self.endpoint = 'https://api.honeybadger.io'
          self.params_filters = ['password', 'password_confirmation', 'credit_card']
          self.trace_threshold = 2000
  
          self.set_12factor_config()
          self.set_config_from_dict(kwargs)
  
      def set_12factor_config(self):
          for option in zip(*self.OPTIONS)[0]:
              val = os.environ.get('HONEYBADGER_{}'.format(option.upper()), getattr(self, option))
              option_types = dict(self.OPTIONS)
  
              try:
                  if option_types[option] is list:
                      val = val.split(',')
                  elif option_types[option] is int:
                      val = int(val)
              except:
                  pass
  
  
              setattr(self, option, val)
  
      def set_config_from_dict(self, config):
          for key, value in config.items():
              if key in zip(*self.OPTIONS)[0]:
                  setattr(self, key, value)
  
new_contents: import os
  import socket
  
  class Configuration(object):
      OPTIONS = (
          ('api_key', str),
          ('project_root', str),
          ('environment', str),
          ('hostname', str),
          ('endpoint', str),
          ('params_filters', list),
          ('trace_threshold', int)
      )
  
      def __init__(self, *args, **kwargs):
          self.api_key = ''
          self.project_root = os.getcwd()
          self.environment = 'production'
          self.hostname = socket.gethostname()
          self.endpoint = 'https://api.honeybadger.io'
          self.params_filters = ['password', 'password_confirmation', 'credit_card']
          self.trace_threshold = 2000
  
          self.set_12factor_config()
          self.set_config_from_dict(kwargs)
  
      def set_12factor_config(self):
          for option in list(zip(*self.OPTIONS))[0]:
              val = os.environ.get('HONEYBADGER_{}'.format(option.upper()), getattr(self, option))
              option_types = dict(self.OPTIONS)
  
              try:
                  if option_types[option] is list:
                      val = val.split(',')
                  elif option_types[option] is int:
                      val = int(val)
              except:
                  pass
  
  
              setattr(self, option, val)
  
      def set_config_from_dict(self, config):
          for key, value in config.items():
              if key in list(zip(*self.OPTIONS))[0]:
                  setattr(self, key, value)
  
subject: Convert zip to list.