import pytz
from datetime import datetime

# 1. 獲取當前UTC時間
utc_now = datetime.now(pytz.utc)

# 2. 轉(zhuǎn)換為目標時區(qū)（示例：上海和紐約）
shanghai_tz = pytz.timezone('Asia/Shanghai')
newyork_tz = pytz.timezone('America/New_York')
shanghai_time = utc_now.astimezone(shanghai_tz)
newyork_time = utc_now.astimezone(newyork_tz)

# 3. 比較兩個時區(qū)的時間
time_diff = shanghai_time - newyork_time
is_same_day = shanghai_time.date() == newyork_time.date()

print(f"UTC時間: {utc_now.strftime('%Y-%m-%d %H:%M:%S %Z')}")
print(f"上海時間: {shanghai_time.strftime('%Y-%m-%d %H:%M:%S %Z')}")
print(f"紐約時間: {newyork_time.strftime('%Y-%m-%d %H:%M:%S %Z')}")
print(f"時間差: {abs(time_diff.total_seconds()/3600):.1f}小時")
print(f"是否同一天: {'是' if is_same_day else '否'}")

import pytz
print("總時區(qū)數(shù)量:", len(pytz.all_timezones))  # 輸出563
for tz in pytz.common_timezones:  # 常用時區(qū)（約403個）
    print(tz)

# 檢查兩個時區(qū)是否均為星期一
def is_both_monday(tz1: str, tz2: str) -> bool:
    tz1_time = datetime.now(pytz.timezone(tz1))
    tz2_time = datetime.now(pytz.timezone(tz2))
    return tz1_time.weekday() == 0 and tz2_time.weekday() == 0  # 0=周一

print(is_both_monday("Asia/Shanghai", "Europe/London"))  # 根據(jù)當前日期返回布爾值

# -*- coding: utf-8 -*-
import pytz
 
print(pytz.all_timezones)
print(pytz.common_timezones)

tz = pytz.timezone('Asia/Shanghai')

# -*- coding: utf-8 -*-
import pytz
import datetime
 
utc = pytz.timezone('UTC')
now_time = datetime.datetime.now(tz=utc)
print(now_time)
 
shanghai = pytz.timezone('Asia/Shanghai')
shanghai_time = datetime.datetime.now(tz=shanghai)
print(shanghai_time)

>>> import datetime
>>> datetime.datetime.now(tz)
datetime.datetime(2009, 2, 21, 15, 12, 33, 906000, tzinfo=<DstTzInfo 'Asia/Shanghai' CST+8:00:00 STD>)