from datetime import datetime
from zoneinfo import ZoneInfo
import time
import os

# 表示したい都市とタイムゾーン
cities = {
    "Japan (Tokyo)"       : "Asia/Tokyo",
    "Thailand (Bangkok)"  : "Asia/Bangkok",
    "India (Delhi)"       : "Asia/Kolkata",
    "Ukraine (Kyiv)"      : "Europe/Kyiv",
    "Germany (Berlin)"    : "Europe/Berlin",
    "UK (London)"         : "Europe/London",
    "New York"            : "America/New_York",
    "Los Angeles"         : "America/Los_Angeles"
}

while True:
    # 画面クリア
    os.system('clear')   # Windowsなら 'cls'

    print("=== World Clock ===\n")

    for city, timezone in cities.items():
        now = datetime.now(ZoneInfo(timezone))
        current_time = now.strftime("%Y-%m-%d %H:%M:%S")
        print(f"{city:<22} : {current_time}")

    print("\n(更新間隔: 1秒)")
    
    time.sleep(1)