log parser

dict_parser.py

def extract_error_message(value, message = ''):
    for k, v in value.items():
        if isinstance(v,dict):
            message += f'{k} -> '
            message = extract_error_message(v, message)
        else:
            if isinstance(v,list):
                message += f'{k} : {v[0]}, '
            else:
                message += f'{k} : {v}, '
    return message
            
m = extract_error_message(
  {"data": 
        {
          "message": "Hi",
          "card_info": 
              {
              "error": [
                  "Card validation error, message: CVV length of Visa, MasterCard, Discover and JCB should be 3"
                  ],
              "Fail": "Failure"
              },
          "another": "check"
        },
  "SLast": "Second Last Check",
  "Last": "Last Check"
  })
    
print(m[:-2])