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https://github.com/fastapi-practices/fastapi_best_architecture.git
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65 lines
1.4 KiB
Python
65 lines
1.4 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import zoneinfo
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from datetime import datetime
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from datetime import timezone as datetime_timezone
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from backend.core.conf import settings
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class TimeZone:
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def __init__(self, tz: str = settings.DATETIME_TIMEZONE):
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self.tz_info = zoneinfo.ZoneInfo(tz)
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def now(self) -> datetime:
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"""
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获取时区时间
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:return:
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"""
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return datetime.now(self.tz_info)
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def f_datetime(self, dt: datetime) -> datetime:
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"""
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datetime 时间转时区时间
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:param dt:
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:return:
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"""
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return dt.astimezone(self.tz_info)
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def f_str(self, date_str: str, format_str: str = settings.DATETIME_FORMAT) -> datetime:
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"""
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时间字符串转时区时间
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:param date_str:
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:param format_str:
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:return:
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"""
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return datetime.strptime(date_str, format_str).replace(tzinfo=self.tz_info)
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@staticmethod
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def t_str(dt: datetime, format_str: str = settings.DATETIME_FORMAT) -> str:
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"""
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时间转时间字符串
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:param dt:
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:param format_str:
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:return:
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"""
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return dt.strftime(format_str)
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@staticmethod
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def f_utc(dt: datetime) -> datetime:
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"""
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时区时间转 UTC（GMT）时区
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:param dt:
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:return:
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"""
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return dt.astimezone(datetime_timezone.utc)
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timezone: TimeZone = TimeZone()
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