使用
datetime方法和运算符
<及其种类。
>>> from datetime import datetime, timedelta>>> past = datetime.now() - timedelta(days=1)>>> present = datetime.now()>>> past < presentTrue>>> datetime(3000, 1, 1) < presentFalse>>> present - datetime(2000, 4, 4)datetime.timedelta(4242, 75703, 762105)
