text: #!/usr/bin/env python3
  
  import json
  import sys
  import os
  
  OPTIONS_FILE_NAME = "/data/options.json"
  CONFIG_FILE_NAME = "config.cfg"
  BASE_CONFIG = """[general]
  [log]
  type = console
  level = {log_level}
  filename = inverter-export.log
  
  """
  
  with open(OPTIONS_FILE_NAME, "r", encoding="UTF-8") as fp:
      options = json.load(fp)
  
  assert "inverters" in options
  
  with open(CONFIG_FILE_NAME, "w", encoding="UTF-8") as fp:
      print(BASE_CONFIG.format(log_level=options.get("log_level", "info")), file=fp)
  
      for inverter in options["inverters"]:
          print("[logger]", file=fp)
          print("logger_ip = {},{}".format(inverter["logger_ip"]), file=fp)
          print("logger_sn = {},{}".format(inverter["logger_sn"]), file=fp)
          print("logger_port = {}".format(inverter["logger_port"]), file=fp)
          print("timeout = 3", file=fp)
          print("inverter_brand = {}".format(inverter["inverter_brand"]), file=fp)
          print("inverter_model = {}".format(inverter["inverter_model"]), file=fp)
  
          print("[mqtt]", file=fp)
          print("host = {}".format(inverter["mqtt_server"]), file=fp)
          print("port = {}".format(inverter["mqtt_port"]), file=fp)
          print("user = {}".format(inverter["mqtt_user"]), file=fp)
          print("password = {}".format(inverter["mqtt_password"]), file=fp)
  