【Python】日期格式转换 <字符串、datetime、date>

# coding:utf-8import datetimefrom dateutil.parser import parse
from dateutil.relativedelta import relativedelta
from loguru import logger as logs


class date_transform:
    """日期格式转换"""

    def auto(self, d):
        """判断参数类型"""
        try:
            if type(d) == str:
                re = self.str_to_date(d)
            elif type(d) in [datetime.datetime, datetime.date]:
                re = self.date_to_str(d)
            else:
                re = d
                logs.error("参数格式不在转换内, 返回原参数内容")
        except Exception as e:
            re = d
            logs.error("转换失败, 返回原参数内容, 失败原因：{}".format(e))
        finally:
            return re

    @staticmethod
    def str_to_date(d):
        """字符串转换为日期"""
        logs.info("字符串转换为日期:{}".format(parse(d)))
        return parse(d)

    @staticmethod
    def date_to_str_iso(d):
        """日期转换为字符串 ISO 8601是一种国际标准"""
        logs.info("日期转换为ISO标准字符串:{}".format(d.isoformat()))
        return d.isoformat()

    @staticmethod
    def date_to_str(d, f="%Y/%#m/%#d"):
        """日期转换为字符串"""
        logs.info("日期转换为字符串:{}".format(d.strftime(f)))
        return d.strftime(f)


if __name__ == "__main__":
    """run"""

    a = date_transform().auto("2023-08-10")
    b = date_transform().auto(datetime.date.today())
    c = date_transform().auto(datetime.datetime.now())
    d = date_transform().date_to_str_iso(datetime.datetime.now())
    logs.debug(date_transform().auto("000"))

    logs.debug(a)
    logs.debug(b)
    logs.debug(c)
    logs.debug(d)

执行结果