【python】日期的格式化输入

1.str,format()方法
<模板{替换域}字符串>.format(<逗号分隔的参数>)
例：print('{}+{}={}'.format(3,5,8))

2.f-string(格式化字符串字面值)
例：print(f'{a}-{b}={a-b}')

3.字符串拼接方法

year = input()
month = input()
day = input()
print(year,month,day)
print(year+'-'+month+'-'+day)
print('{}年{}月{}日'.format(year,month,day))
print(f'{year},{month},{day}')
print(year,month,day,sep=',',end='\n')

运行结果：