Python如何根据日期判断周几

#!/usr/bin/python

# -*- coding:utf-8 -*-

from datetime import datetime

today = datetime.now().weekday() + 1

print(today)

week = datetime.strptime("20191018","%Y%m%d").weekday() + 1

print(week)

#!/usr/bin/python

# -*- coding:utf-8 -*-

from datetime import datetime

apply_time = 20191018

apply_time = datetime.utcfromtimestamp(apply_time)

time_str = apply_time.strftime("%Y-%m-%d %H:%M:%S")

apply_hour = time_str.split(" ")[1].split(":")[0]

apply_week = datetime.strptime(time_str.split(" ")[0], "%Y-%m-%d").weekday()

print(apply_week)

#!/usr/bin/python

# -*- coding:utf-8 -*-

import time, datetime

def get_week_day(date):

    week_day_dict = {

        0: '星期一',

        1: '星期二',

        2: '星期三',

        3: '星期四',

        4: '星期五',

        5: '星期六',

        6: '星期天',

    }

    day = date.weekday()

    return week_day_dict[day]

print(get_week_day(datetime.datetime.now()))