10000 BUG: Bug in setitem raising ValueError when setting more than one column via array by phofl · Pull Request #37964 · pandas-dev/pandas · GitHub
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BUG: Bug in setitem raising ValueError when setting more than one column via array #37964

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Merged
merged 2 commits into from
Nov 21, 2020
Merged

BUG: Bug in setitem raising ValueError when setting more than one column via array #37964

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BUG: Bug in setitem raising ValueError when setting more than one col…
phofl Nov 19, 2020
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phofl Nov 21, 2020
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@phofl
phofl committed Nov 21, 2020
commit 38daf8d6a50e026fd2cf93d90969298d9660405e
1 change: 1 addition & 0 deletions pandas/core/indexing.py
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Expand Up @@ -668,6 +668,7 @@ def _ensure_listlike_indexer(self, key, axis=None, value=None):
if value is None:
self.obj[k] = np.nan
elif is_array_like(value) and value.ndim == 2:
# GH#37964 have to select columnwise in case of array
self.obj[k] = value[:, i]
elif is_list_like(value):
self.obj[k] = value[i]
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