text: import os
  import json
  
  class Struct:
      def __init__(self, **args):
          self.__dict__.update(args)
  
  try:
      nar_path = os.environ["NARRATIVEDIR"]
      config_json = open(os.path.join(nar_path, "config.json")).read()
      config = json.loads(config_json)
      url_config = config[config['config']]  #fun, right?
  
      URLS = Struct(**url_config)
  except:
      url_dict = {
          "workspace" : "https://kbase.us/services/ws/",
          "invocation" : "https://kbase.us/services/invocation",
          "fba" : "https://kbase.us/services/KBaseFBAModeling",
          "genomeCmp" : "https://kbase.us/services/genome_comparison/jsonrpc",
          "trees" : "https://kbase.us/services/trees",
          "log_proxy_port" : 32001,
          "log_proxy_host" : "172.17.42.1"
      }
      URLS = Struct(**url_dict)
  