8000 BUG: DataFrameGroupBy with numeric_only and empty non-numeric data by jbrockmendel · Pull Request #41706 · pandas-dev/pandas · GitHub
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BUG: DataFrameGroupBy with numeric_only and empty non-numeric data #41706

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Merged
merged 12 commits into from
Jun 2, 2021
Merged

BUG: DataFrameGroupBy with numeric_only and empty non-numeric data #41706

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1781ee5
REF: preserve Index dtype in BlockManager._combine
jbrockmendel May 6, 2021
5dda642
mypy fixup
jbrockmendel May 6, 2021
8f4df41
BUG/API: SeriesGroupBy reduction with numeric_only=True
jbrockmendel May 5, 2021
467ab63
trim xfails
jbrockmendel May 6, 2021
4698b69
Merge branch 'master' into ref-numeric_only-dfgb
jbrockmendel May 28, 2021
f5c9ccd
Merge branch 'master' into ref-numeric_only-dfgb
jbrockmendel May 28, 2021
2357da0
BUG: DataFrameGroupBy with numeric_only and empty non-numeric data
jbrockmendel May 28, 2021
0d26f7d
whatsnew
jbrockmendel May 28, 2021
8b7efb8
update test
jbrockmendel May 28, 2021
1866469
Merge branch 'master' into ref-numeric_only-dfgb
jbrockmendel Jun 1, 2021
04fe5e7
Merge branch 'master' into ref-numeric_only-dfgb
jbrockmendel Jun 1, 2021
6cf8c83
Merge branch 'master' into ref-numeric_only-dfgb
jbrockmendel Jun 2, 2021
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mypy fixup
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@jbrockmendel
jbrockmendel committed May 6, 2021
commit 5dda642d69e79ac6d1310ba5b3eff58be440c44f
5 changes: 2 additions & 3 deletions pandas/core/internals/managers.py
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Expand Up @@ -535,9 +535,8 @@ def _combine(
axes = [self.items[:0], index]
else:
axes = [self.items[:0]] + self.axes[1:]
else:
axes = None
return self.make_empty(axes)
return self.make_empty(axes)
return self.make_empty()

# FIXME: optimization potential
indexer = np.sort(np.concatenate([b.mgr_locs.as_array for b in blocks]))
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