[Python知识库]python 打印日历

用户输入年和月，第一行为星期的缩写，每周从周日开始

year = int(input())
month = int(input())

days = 0 #统计天数
count = 0 #用于打印时的计数
k = 0 #用于循环
m=1 #用于计算天数

def year1(n): #判断是否为闰年，
    if (n%4==0 and n%100!=0) or n%400==0 :
        return True
    else:
        return False

def print1(month,count): #打印日历的函数
    if month == 1 or month == 3 or month == 5 or month == 7 or month == 8 or month == 10 or month == 12:
        for i in range(1,32): #打印31天
            print(i,"\t",end='')
            count+=1
            if count%7==0:print("\n")  #每逢7的倍数则换行
    elif month == 2:
        if year1(year) == True:
            for i in range(1, 30):
                print(i, "\t", end='')
                count += 1
                if count % 7 == 0: print("\n")
        else:
            for i in range(1, 29):
                print(i, "\t", end='')
                count += 1
                if count % 7 == 0: print("\n")
    else:
        for i in range(1, 31):
            print(i, "\t", end='')
            count += 1
            if count % 7 == 0: print("\n")

if year<2021: #在2021年之前，本题使用2021年的一月一号做基准
    for i in range(year,2021):#把输入的年到2021年中的天数求和
        if year1(i) == True:
            days = days + 366
        else:
            days = days + 365
    while month<=12: #对该月到一月的天数求和
        if month==1 or month==3 or month==5 or month==7 or month==8 or month==10 or month==12:
            days = days + 31
        elif month==2:
            if year1(year)==True:
                days = days+29
            else:
                days = days+28
        else:
            days = days+30

        month = month+1
    if year1(year)==True: #减去输入那年的天数
        days=days-366
    else:
        days=days-365
    print("Sum\tMon\tTue\tWed\tThu\tFri\tSat") #打印
    if (days%7)<=5:
        for j in range(0,5-(days%7)):
            print("\t",end='')
            count = count+1
    else:
        print("\t"*6)
    print1(month,count)

if year>=2021:
    for i in range(2021,year+1):
        if year1(i) == True:
            days = days + 366
        else:
            days = days + 365
    while m<month:
        if m==1 or m==3 or m==5 or m==7 or m==8 or m==10 or m==12:
            days = days + 31
        elif m==2:
            if year1(year)==True:
                days = days+29
            else:
                days = days+28
        else:
            days = days+30
        m=m+1
    if year1(year)==True:
        days=days-366
    else:
        days=days-365
    print("Sum\tMon\tTue\tWed\tThu\tFri\tSat")
    if (days % 7) <= 1:
        for j in range(0, 5 + (days % 7)):
            print("\t",end='')
            count+=1
    else:
         for k in range(0,(days%7)-2):
             print("\t",end='')
             count+=1
    print1(month,count)