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Adjust test in tools for new string option #56178

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merged 1 commit into from
Nov 26, 2023
Merged

Adjust test in tools for new string option #56178

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14 changes: 8 additions & 6 deletions pandas/tests/tools/test_to_datetime.py
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Original file line number Diff line number Diff line change
Expand Up @@ -183,7 +183,7 @@ def test_to_datetime_format_YYYYMMDD_ignore_with_outofbounds(self, cache):
errors="ignore",
cache=cache,
)
expected = Index(["15010101", "20150101", np.nan])
expected = Index(["15010101", "20150101", np.nan], dtype=object)
tm.assert_index_equal(result, expected)

def test_to_datetime_format_YYYYMMDD_coercion(self, cache):
Expand Down Expand Up @@ -1206,7 +1206,9 @@ def test_out_of_bounds_errors_ignore2(self):
# GH#12424
msg = "errors='ignore' is deprecated"
with tm.assert_produces_warning(FutureWarning, match=msg):
res = to_datetime(Series(["2362-01-01", np.nan]), errors="ignore")
res = to_datetime(
Series(["2362-01-01", np.nan], dtype=object), errors="ignore"
)
exp = Series(["2362-01-01", np.nan], dtype=object)
tm.assert_series_equal(res, exp)

Expand Down Expand Up @@ -1489,7 +1491,7 @@ def test_datetime_invalid_index(self, values, format):
warn, match="Could not infer format", raise_on_extra_warnings=False
):
res = to_datetime(values, errors="ignore", format=format)
tm.assert_index_equal(res, Index(values))
tm.assert_index_equal(res, Index(values, dtype=object))

with tm.assert_produces_warning(
warn, match="Could not infer format", raise_on_extra_warnings=False
Expand Down Expand Up @@ -1667,7 +1669,7 @@ def test_to_datetime_coerce_oob(self, string_arg, format, outofbounds):
"errors, expected",
[
("coerce", Index([NaT, NaT])),
("ignore", Index(["200622-12-31", "111111-24-11"])),
("ignore", Index(["200622-12-31", "111111-24-11"], dtype=object)),
],
)
def test_to_datetime_malformed_no_raise(self, errors, expected):
Expand Down Expand Up @@ -2681,7 +2683,7 @@ def test_string_na_nat_conversion_malformed(self, cache):

result = to_datetime(malformed, errors="ignore", cache=cache)
# GH 21864
expected = Index(malformed)
expected = Index(malformed, dtype=object)
tm.assert_index_equal(result, expected)

with pytest.raises(ValueError, match=msg):
Expand Down Expand Up @@ -3670,7 +3672,7 @@ def test_to_datetime_mixed_not_necessarily_iso8601_raise():
("errors", "expected"),
[
("coerce", DatetimeIndex(["2020-01-01 00:00:00", NaT])),
("ignore", Index(["2020-01-01", "01-01-2000"])),
("ignore", Index(["2020-01-01", "01-01-2000"], dtype=object)),
],
)
def test_to_datetime_mixed_not_necessarily_iso8601_coerce(errors, expected):
Expand Down
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