如何获取当前时间?


当前回答

对UTC日期时间、本地日期时间使用此方法,并转换上午和下午

import pytz
from datetime import datetime

#UTC Time
print("UTC Date and time")
epoch: datetime =datetime.now().replace(tzinfo=pytz.utc)
print(epoch)

#local date and time
print("Local Date and time")
today = datetime.now()
local_time = today.strftime("%Y-%M-%d:%H:%M:%S")
print(local_time)

#convert time to AM PM format
print("Date and time AM and PM")
now = today.strftime("%Y-%M-%d:%I:%M %p")
print(now)

其他回答

.iformat()在文档中,但这里还没有(这与@Ray Vega的回答非常相似):

>>> import datetime
>>> datetime.datetime.now().isoformat()
'2013-06-24T20:35:55.982000'
from time import ctime

// Day {Mon,Tue,..}
print ctime().split()[0]
// Month {Jan, Feb,..}
print ctime().split()[1]
// Date {1,2,..}
print ctime().split()[2]
// HH:MM:SS
print ctime().split()[3]
// Year {2018,..}
print ctime().split()[4]

当您调用ctime()时,它会将秒转换为格式为“Day Month Date HH:MM:SS Year”(例如:“Wed January 17 16:53:22 2018”)的字符串,然后调用split()方法,该方法将从字符串['Wed','Jan','17','16:56:45','2018'中列出一个列表(默认delimeter为空格)。

括号用于在列表中“选择”所需参数。

应该只调用一个代码行。人们不应该像我那样称呼它们,这只是一个例子,因为在某些情况下,你会得到不同的值,这是罕见但并非不可能的情况。

对UTC日期时间、本地日期时间使用此方法,并转换上午和下午

import pytz
from datetime import datetime

#UTC Time
print("UTC Date and time")
epoch: datetime =datetime.now().replace(tzinfo=pytz.utc)
print(epoch)

#local date and time
print("Local Date and time")
today = datetime.now()
local_time = today.strftime("%Y-%M-%d:%H:%M:%S")
print(local_time)

#convert time to AM PM format
print("Date and time AM and PM")
now = today.strftime("%Y-%M-%d:%I:%M %p")
print(now)

now()的属性可用于获取python中的当前时间:

# importing datetime module for now()
import datetime
    
# using now() to get current time
current_time = datetime.datetime.now()
    
# Printing attributes of now().
print ("The attributes of now() are : ")
    
print ("Year : ", end = "")
print (current_time.year)
    
print ("Month : ", end = "")
print (current_time.month)
    
print ("Day : ", end = "")
print (current_time.day)
    
print ("Hour : ", end = "")
print (current_time.hour)
    
print ("Minute : ", end = "")
print (current_time.minute)
    
print ("Second : ", end = "")
print (current_time.second)
    
print ("Microsecond : ", end = "")
print (current_time.microsecond)

首先从datetime导入datetime模块

from datetime import datetime

然后将当前时间打印为“yyyy-mm-dd hh:mm:ss”

print(str(datetime.now())

要只获取形式为“hh:mm:ss”的时间,其中ss代表完整的秒数加上所用的秒数,只需执行以下操作即可;

print(str(datetime.now()[11:])

将datetime.now()转换为字符串,得到的答案格式与我们习惯的常规DATES AND TIMES格式相似。