445dccc021
* ensure utc timezones * fix: dep cycle --------- Co-authored-by: paulpaliychuk <pavlo.paliychuk.ca@gmail.com>
42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
"""
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Copyright 2024, Zep Software, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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from datetime import datetime, timezone
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def utc_now() -> datetime:
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"""Returns the current UTC datetime with timezone information."""
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return datetime.now(timezone.utc)
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def ensure_utc(dt: datetime | None) -> datetime | None:
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"""
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Ensures a datetime is timezone-aware and in UTC.
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If the datetime is naive (no timezone), assumes it's in UTC.
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If the datetime has a different timezone, converts it to UTC.
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Returns None if input is None.
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"""
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if dt is None:
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return None
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if dt.tzinfo is None:
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# If datetime is naive, assume it's UTC
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return dt.replace(tzinfo=timezone.utc)
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elif dt.tzinfo != timezone.utc:
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# If datetime has a different timezone, convert to UTC
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return dt.astimezone(timezone.utc)
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return dt
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