json自定制

import jsonfrom datetime import datefrom datetime import datetimeclass JsonCustomEncoder(json.JSONEncoder): ???def default(self, field): ???????if isinstance(field, datetime): ???????????return field.strftime(‘%Y-%m-%d %H‘) ???????elif isinstance(field, date): ???????????return field.strftime(‘%Y-%m-%d‘) ???????elif isinstance(field, Response): ???????????return field.__dict__ ???????else: ???????????return json.JSONEncoder.default(self, field)class Response(object): ???def __init__(self): ???????self.status =True ???????self.data = "asdf"data = { ???‘k1‘: 123, ???‘k2‘: datetime.now(), ???‘k3‘: Response()}ds = json.dumps(data, cls=JsonCustomEncoder)print(ds)