8000 BUG: preserve fold in Timestamp.replace by AlexKirko · Pull Request #37644 · pandas-dev/pandas · GitHub
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BUG: preserve fold in Timestamp.replace #37644

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Merged
merged 9 commits into from
Nov 8, 2020
Merged

BUG: preserve fold in Timestamp.replace #37644

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30f7275
BUG: preserve fold in Timestamp.replace
AlexKirko Nov 5, 2020
b2745e1
DOC: add whatsnew
AlexKirko Nov 5, 2020
096ee9b
TST: add test
AlexKirko Nov 5, 2020
b9fa491
DOC: mirror doc change for NaT
AlexKirko Nov 5, 2020
b4c4127
TST: move the test
AlexKirko Nov 5, 2020
7c2f782
TST: improve test readability
AlexKirko Nov 5, 2020
2ca31ca
TST: incorporate reviewer suggestions
AlexKirko Nov 5, 2020
4719697
TST: replace second instead of fold
AlexKirko Nov 5, 2020
ada4d94
TST: tzinfo instead of tz in the test
AlexKirko Nov 6, 2020
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TST: add test
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@AlexKirko
AlexKirko committed Nov 5, 2020
commit 096ee9b8a07e0bf7d294fe9593cad5e120018a98
10 changes: 10 additions & 0 deletions pandas/tests/indexes/datetimes/test_timezones.py
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Expand Up @@ -1190,3 +1190,13 @@ def test_tz_localize_invalidates_freq():
dti2 = dti[:1]
result = dti2.tz_localize("US/Eastern")
assert result.freq == "H"


def test_replace_preserves_fold():
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should go here: pandas/tests/scalar/timestamp/test_unary_ops.py (there is another replace test)

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Done.

# GH 37610. Check that replace preserves Timestamp fold property
tz = gettz("Europe/Moscow")

result = Timestamp(1256427000000000000, tz=tz, unit="ns").replace(tzinfo=tz).fold
expected = 1

assert result == expected
0