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fix(oauth): treat naive datetime values as UTC when converting to timestamps #1970

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Merged
WilliamBergamin merged 5 commits into from
Oct 1, 2026
Merged

fix(oauth): treat naive datetime values as UTC when converting to timestamps #1970

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e8c683d
fix(oauth): treat naive datetime values as UTC when converting to tim…
kwy404 Sep 24, 2026
dac8de3
Trigger CLA check
kwy404 Sep 25, 2026
1c008a4
test: force a non-UTC timezone for the naive datetime case
kwy404 Sep 25, 2026
9b07398
Remove redundant comment
kwy404 Oct 1, 2026
df19931
Merge branch 'main' into fix-naive-datetime-timestamp
WilliamBergamin Oct 1, 2026
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5 changes: 4 additions & 1 deletion slack_sdk/oauth/installation_store/internals.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
from datetime import datetime
from datetime import datetime, timezone
from typing import Type, TypeVar, Union


Expand Down Expand Up @@ -28,6 +28,9 @@ def _timestamp_to_type(ts: Union[TimestampType, datetime, str], target_type: Typ
# see https://github.com/google/pytype/issues/1012

elif isinstance(ts, datetime):
if ts.tzinfo is None:
# naive datetime values (e.g., loaded from a database) are stored in UTC

@WilliamBergamin WilliamBergamin Oct 1, 2026

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The code is self explanatory 🙏 I don't think we need this comment

Once removed we should be good to merge 🚀

Suggested change
# naive datetime values (e.g., loaded from a database) are stored in UTC

@kwy404 kwy404 Oct 1, 2026

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Removed in 9b07398, thanks!

ts = ts.replace(tzinfo=timezone.utc)
result = target_type(ts.timestamp())
elif isinstance(ts, str):
try:
Expand Down
1 change: 1 addition & 0 deletions tests/slack_sdk/oauth/installation_store/test_internals.py
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Expand Up @@ -25,6 +25,7 @@ def test_iso_format(self):
[
(1701209097, int, 1701209097),
(datetime(2023, 11, 28, 22, 9, 7, tzinfo=timezone.utc), int, 1701209347),
(datetime(2023, 11, 28, 22, 9, 7), int, 1701209347),
("1701209605", int, 1701209605),
("2023-11-28 22:11:19", int, 1701209479),
(1701209998.3429494, float, 1701209998.3429494),
Expand Down