Codex
30 lines
804 B
Python
30 lines
804 B
Python
"""
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时区工具模块
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提供全局统一的时区配置和日期格式化工具
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"""
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from datetime import datetime, timezone, timedelta
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from zoneinfo import ZoneInfo
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from app.config import settings
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# 根据配置加载时区
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APP_TIMEZONE = ZoneInfo(settings.TIMEZONE)
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def format_datetime(dt: datetime, fmt: str = "%Y-%m-%d %H:%M:%S") -> str:
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"""将 datetime 格式化为指定格式的字符串，自动处理时区转换"""
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if dt is None:
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return ""
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if dt.tzinfo is not None:
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dt = dt.astimezone(APP_TIMEZONE)
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return dt.strftime(fmt)
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def convert_to_app_timezone(dt: datetime) -> datetime:
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"""将 datetime 转换为应用配置的时区"""
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if dt is None:
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return dt
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if dt.tzinfo is not None:
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return dt.astimezone(APP_TIMEZONE)
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return dt
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