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utils: Fix datetime_to_timestamp 

Replace usage of deprecated function `datetime.utcfromtimestamp` and
make sure the input date is UTC before subtracting.

Signed-off-by: Paweł Gronowski <pawel.gronowski@docker.com>
This commit is contained in:
Paweł Gronowski 2023-12-22 10:20:12 +01:00
parent 6ceb08273c
commit 1784cc2962
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1 changed files with 3 additions and 3 deletions
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6
docker/utils/utils.py
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@ -5,7 +5,7 @@ import os
import os.path
import shlex
import string
from datetime import datetime
from datetime import datetime, timezone
from packaging.version import Version
from .. import errors
@ -394,8 +394,8 @@ def convert_filters(filters):
def datetime_to_timestamp(dt):
"""Convert a UTC datetime to a Unix timestamp"""
delta = dt - datetime.utcfromtimestamp(0)
"""Convert a datetime to a Unix timestamp"""
delta = dt.astimezone(timezone.utc) - datetime(1970, 1, 1, tzinfo=timezone.utc)
return delta.seconds + delta.days * 24 * 3600