old_contents: TapAPIApplicationInfo = {
      "AuthCode": "string",
      "KeyOperationLogPath": "string",
  }
  
  TapAPICommodity = {
      "ExchangeNo": "string",
      "CommodityType": "char",
      "CommodityNo": "string",
  }
  
  TapAPIContract = {
      "Commodity": "dict",
      "ContractNo1": "string",
      "StrikePrice1": "string",
      "CallOrPutFlag1": "char",
      "ContractNo2": "string",
      "StrikePrice2": "string",
      "CallOrPutFlag2": "char",
  }
  
  TapAPIExchangeInfo = {
      "ExchangeNo": "string",
      "ExchangeName": "string",
  }
  
  TapAPIChangePasswordReq = {
      "PasswordType": "char",
      "OldPassword": "string",
      "NewPassword": "string",
  }
  
  TapAPIAuthPasswordReq = {
      "AccountNo": "string",
      "PasswordType": "char",
      "Password": "string",
  }
  
  }
  
  
new_contents: TapAPIApplicationInfo = {
      "AuthCode": "string",
      "KeyOperationLogPath": "string",
  }
  
  TapAPICommodity = {
      "ExchangeNo": "string",
      "CommodityType": "char",
      "CommodityNo": "string",
  }
  
  TapAPIContract = {
      "Commodity": "dict",
      "ContractNo1": "string",
      "StrikePrice1": "string",
      "CallOrPutFlag1": "char",
      "ContractNo2": "string",
      "StrikePrice2": "string",
      "CallOrPutFlag2": "char",
  }
  
  TapAPIExchangeInfo = {
      "ExchangeNo": "string",
      "ExchangeName": "string",
  }
  
  TapAPIChangePasswordReq = {
      "PasswordType": "char",
      "OldPassword": "string",
      "NewPassword": "string",
  }
  
  TapAPIAuthPasswordReq = {
      "AccountNo": "string",
      "PasswordType": "char",
      "Password": "string",
  }
  
  
subject: Update tap_td_commen_struct.py