Python-time模块

import time
import datetime

print(datetime.datetime.now())  # 2020-04-23 13:47:14.056681

# time.sleep(3)  # 程序停止 单位秒

# 时间戳 从UNUX到今天一共的秒数
begin_time = time.time()
print(begin_time)  # 1587620024.2249706

# time.localtime() #本地时间，返回元组类型
now_time = time.localtime()
print(now_time)  # time.struct_time(tm_year=2020, tm_mon=4, tm_mday=23, tm_hour=13, tm_min=20, tm_sec=16, tm_wday=3,
# tm_yday=114, tm_isdst=0)
print(now_time.tm_year)  # 取其中一个

# print(help(time.strftime))

# time.strftime('格式',元组)格式化时间
strf_now_time = time.strftime('%Y-%m-%d %H:%M:%S', now_time)  # 2020-04-23 13:23:47
print(strf_now_time)
# 就是strftime的反转
strp_now_time = time.strptime('2020-04-23 13:33:44', '%Y-%m-%d %H:%M:%S')
print(
    strp_now_time)  # time.struct_time(tm_year=2020, tm_mon=4, tm_mday=23, tm_hour=13, tm_min=33, tm_sec=44, tm_wday=3, tm_yday=114, tm_isdst=-1)

# time.ctime()
# time.ctime(1234657899)
ctime = time.ctime()
ctime2 = time.ctime(1234657899)
print(ctime)  # Thu Apr 23 13:41:22 2020
print(ctime2)  # Sun Feb 15 08:31:39 2009