python中arrow库用法大全

pip install arrow

import arrow
 
# 获取世界标准时间
utc_time = arrow.utcnow()
print(utc_time)
 
# 获取本地时间
local_time = arrow.now()
print(local_time)
 
# 获取指定时区的时间
US_time = arrow.now('US/Pacific')
print(US_time)

import time
import arrow
 
float_timestamp = time.time()
print(float_timestamp)
time_tmp = arrow.get(float_timestamp)
print(time_tmp)
 
int_timestamp = int(time.time())
print(int_timestamp)
time_tmp2 = arrow.get(int_timestamp)
print(time_tmp2)

import arrow
aa = arrow.get("2022-08-17 20:00:00", "YYYY-MM-DD HH:mm:ss")
print(aa)

import arrow
aa = arrow.get("My birthday is in May 1995", "MMMM YYYY")
print(aa)

import arrow
aa = arrow.get(2022, 8, 17)
print(aa)

import arrow
 
aa = arrow.utcnow()
print(aa)
print(aa.datetime)
print(aa.timestamp)
print(aa.naive)
print(aa.tzinfo)
 
print(type(aa.datetime))
print(type(aa.timestamp))
print(type(aa.naive))
print(type(aa.tzinfo))

import arrow
aa = arrow.utcnow()
print(aa)
bb = aa.to('US/Pacific')
print(bb)

import arrow
aa = arrow.now()
print(aa)
print(aa.year)  # 当前年
print(aa.month)  # 当前月份
print(aa.day)  # 当前天
print(aa.hour)  # 当前第几个小时
print(aa.minute)  # 当前多少分钟
print(aa.second)  # 当前多少秒
print(aa.timestamp)  # 获取时间戳
print(aa.float_timestamp)  # 浮点数时间戳

import arrow
aa = arrow.now()
print(aa)  # 当前时间
print(aa.shift(weeks=-3))  # 三周前
# print(aa.shift(weeks=3))  # 三周后
print(aa.shift(weeks=+3))  # 三周后
print(aa.shift(days=-1))  # 一天前
print(aa.shift(days=1))  # 一天后
print(aa.shift(weekday=6))  # 距离最近aa的星期日，weekday从0到6

import arrow
aa = arrow.now()
print(aa)
print(aa.replace(hour=6))
print(aa.replace(year=2023, month=3, day=6, hour=12, minute=12, second=12))
print(aa.replace(year=2023, month=3, day=6, hour=12, minute=12, second=12, microsecond=12))
print(aa.replace(year=2023, month=3, day=6, hour=12, minute=12, second=12, microsecond=12).to('UTC'))
print(aa.replace(year=2023, month=3, day=6, hour=12, minute=12, second=12, microsecond=12).to('local'))
print(aa.replace(year=2023, month=3, day=6, hour=12, minute=12, second=12, microsecond=12).to('local').naive)

import arrow
 
aa = arrow.now()
print(aa)
print(aa.format())
print(aa.format('YYYY-MM-DD HH:mm:ss ZZ'))
print(aa.ctime())  # 返回日期和时间的ctime格式化表示
print(aa.weekday())  # 以整数形式返回星期几（0-6）
print(aa.isoweekday())  # 以整数形式返回一周中的ISO日（1-7）
print(aa.isocalendar())  # 返回3元组（ISO年，ISO周数，ISO工作日）
print(aa.toordinal())  # 返回日期的格雷戈里序数

import arrow
 
aa = arrow.now()
print(aa.shift(hours=-1))
print(aa.shift(hours=-1).humanize())  # 相对于当前时间
 
print(aa.shift(hours=2))
print(aa.shift(hours=2).humanize())  # 相对于参数时间
print(aa.shift(hours=2).humanize(locale='zh'))  # locale参数可以指定地区语言

import arrow
 
aa = arrow.utcnow().span('hour')
print(aa)
bb = arrow.utcnow().span('year')
print(bb)
cc = arrow.utcnow().span('month')
print(cc)
dd = arrow.utcnow().span('day')
print(dd)

import arrow
 
aa = arrow.utcnow().floor('hour')
print(aa)
bb = arrow.utcnow().ceil('hour')
print(bb)
cc = arrow.utcnow().floor('day')
print(cc)
dd = arrow.utcnow().ceil('day')
print(dd)