#  Author Li
import time,datetime

print(time.time())
print(time.localtime())
print(time.timezone)
# print(time.sleep(2))
print(time.gmtime())
print(time.gmtime(1200))
print(time.localtime(1200))
x = time.localtime()
print(x.tm_year)
# help(time.strptime)
print(time.strftime("%Y:%m:%d %H:%M:%S",x))
time.asctime()
time.ctime()
# help(datetime)
print(datetime.datetime.now())
# datetime.time()
# datetime.datetime()