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BUG: Convert output type in Excel for MultiIndex with period levels #60182

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Merged
merged 17 commits into from
Nov 22, 2024
Merged

BUG: Convert output type in Excel for MultiIndex with period levels #60182

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3e56700
Convert output type in Excel for PeriodIndex in Index or MultiIndex b…
ZKaoChi Nov 4, 2024
7b92ce1
Merge remote-tracking branch 'upstream/main' into issue-60099
ZKaoChi Nov 5, 2024
8cc2a11
Merge remote-tracking branch 'upstream/main' into issue-60099
ZKaoChi Nov 8, 2024
71ef0aa
add tests and references
ZKaoChi Nov 8, 2024
ea8e626
Merge remote-tracking branch 'upstream/main' into issue-60099
ZKaoChi Nov 9, 2024
be86dd0
Modify the tests
ZKaoChi Nov 9, 2024
a7db602
Merge and add the tests
ZKaoChi Nov 11, 2024
901f69f
Merge and add the tests
ZKaoChi Nov 11, 2024
9636523
Change excel engine
ZKaoChi Nov 11, 2024
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Delete engine
ZKaoChi Nov 11, 2024
469b6e4
Modify the tests
ZKaoChi Nov 12, 2024
1b284d4
unit conversions
ZKaoChi Nov 12, 2024
3096671
Modify the 'expected'
ZKaoChi Nov 13, 2024
704d42a
save memory and modify format
ZKaoChi Nov 17, 2024
160c249
add a note
ZKaoChi Nov 17, 2024
82259d3
Merge branch 'main' into issue-60099
ZKaoChi Nov 20, 2024
192c1b7
assert Timestamp instead
ZKaoChi Nov 22, 2024
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7 changes: 7 additions & 0 deletions pandas/io/formats/excel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -826,6 +826,9 @@ def _format_hierarchical_rows(self) -> Iterable[ExcelCell]:
fill_value=levels._na_value,
)

if isinstance(values, PeriodIndex):
values = values.to_timestamp()

for i, span_val in spans.items():
mergestart, mergeend = None, None
if span_val > 1:
Expand All @@ -849,6 +852,10 @@ def _format_hierarchical_rows(self) -> Iterable[ExcelCell]:
# Format hierarchical rows with non-merged values.
for indexcolvals in zip(*self.df.index):
for idx, indexcolval in enumerate(indexcolvals):

if isinstance(indexcolval, Period):
indexcolval = indexcolval.to_timestamp()

yield CssExcelCell(
row=self.rowcounter + idx,
col=gcolidx,
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