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numpydev ragged array dtype warning #31203

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Merged
merged 5 commits into from
Jan 22, 2020
+16 −11
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numpydev ragged array dtype warning #31203

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b65852f
strings
TomAugspurger Jan 22, 2020
d204b83
from_sequence
TomAugspurger Jan 22, 2020
e4c7289
jsonarray
TomAugspurger Jan 22, 2020
619d2ce
mi.drop
TomAugspurger Jan 22, 2020
78514cf
categorical
TomAugspurger Jan 22, 2020
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strings
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@TomAugspurger
TomAugspurger committed Jan 22, 2020
commit b65852fd34c644d25980544f72d341a5efe0d5eb
2 changes: 1 addition & 1 deletion pandas/core/strings.py
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Expand Up @@ -79,7 +79,7 @@ def cat_core(list_of_columns: List, sep: str):
return np.sum(arr_of_cols, axis=0)
list_with_sep = [sep] * (2 * len(list_of_columns) - 1)
list_with_sep[::2] = list_of_columns
arr_with_sep = np.asarray(list_with_sep)
arr_with_sep = np.asarray(list_with_sep, dtype=object)
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darn, i thought i had already fixed this one

return np.sum(arr_with_sep, axis=0)


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