time 模块
time 模块,也就是工夫模块,用来进行一些与工夫无关的操作。其应用办法为:

import time
print(time.time()) # 工夫戳 浮点数
print(time.sleep(2)) # 秒 进行睡眠
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工夫分类:

工夫戳 — 用于进行计算
结构化工夫 — 给程序员查看应用(命名元组)
字符串工夫 — 给用户查看的
工夫模块的根本办法有:

t = time.time()         # 用于获取以后工夫戳print(time.localtime(t))   # 将工夫戳转成结构化工夫t = time.localtime()     # 将工夫戳转成结构化工夫,不写默认是以后工夫戳print(time.mktime(t))    # 将结构化工夫转成工夫戳t = time.localtime()print(time.strftime("%Y-%m-%d %H:%M:%S",t))  # 将结构化工夫转换成字符串工夫str_time = "2019-9-1 12:23:06"print(time.strptime(str_time,"%Y-%m-%d %H:%M:%S")) # 将字符串工夫转换成结构化工夫print(time.strftime("%Y-%m-%d %H:%M:%S",time.localtime()))    # 将结构化工夫转化为字符串工夫str_time = "2019-9-1 12:23:06"print(time.mktime(time.strptime(str_time,"%Y-%m-%d %H:%M:%S")))print(time.localtime()[0])print(time.localtime().tm_year)print(time.localtime().tm_yday)

输入的后果为:

time.struct_time(tm_year=2022, tm_mon=3, tm_mday=30, tm_hour=16, tm_min=43, tm_sec=52, tm_wday=2, tm_yday=89, tm_isdst=0)1648629832.02022-03-30 16:43:52time.struct_time(tm_year=2019, tm_mon=9, tm_mday=1, tm_hour=12, tm_min=23, tm_sec=6, tm_wday=6, tm_yday=244, tm_isdst=-1)2022-03-30 16:43:521567311786.02022202289

datetime 模块
datetime 模块的作用和 time 模块相似,都是用来进行工夫操作的,其基本操作为:

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输入的后果为:

2022-03-30 16:44:38.312694<class 'datetime.datetime'>2016-11-13 12:13:142022-03-30 16:44:38.3126951648629878.3126942022-03-30 16:44:382019-10-14 00:00:00-2913755 days, 4:31:24.3176812022-03-30 16:44:38.3176812021-02-23 16:44:38.3176812020-11-15 16:44:38.317681

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