python json to txt

def read(self):
        file_path = os.path.join("db","alert.json")
        if os.path.exists(file_path):
            file_object = open(file_path,mode='r',encoding='utf-8')
            data_dict = json.load(file_object)
            file_object.close()
            return data_dict
        return {}
    def write(self):
        data_dict = {}
        for key,filed in self.field_dict.items():
            value = filed.text().strip()
            if not value:
                pass
            data_dict[key] = value
        file_object = open(os.path.join('db','alert.json'),mode ='w',encoding='utf-8')
        json.dump(data_dict,file_object)
        file_object.close()

    def read_txt(self, path):
        if os.path.exists(path):
            with open(path, mode='r', encoding='utf-8') as f:
                return f.read()
        return ''

    def write_txt(self, path, text):
        with open(path, mode='w', encoding='utf-8') as f:
            f.write(text)