DEPR: deprecate dtype param in Index.copy #35853
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topper-123
commented
Aug 22, 2020
| @@ -1030,7 +1030,6 @@ def _shallow_copy( | |||
| name=lib.no_default, | |||
| levels=None, | |||
| codes=None, | |||
| dtype=None, | |||
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Other index types don't have dtype param in their _shallow_copy signature. Instead do dtype changing inside MultiIndex.copy.
pandas/core/indexes/base.py
Outdated
| @@ -820,6 +823,12 @@ def copy(self, name=None, deep=False, dtype=None, names=None): | |||
| new_index = self._shallow_copy(name=name) | |||
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| if dtype: | |||
| warnings.warn( | |||
| "parameter dtype is deprecated and will be removed in a future version." | |||
| " Use the astype method instead.", | |||
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looks like linter wants the whitespace in the previous line
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thanks @topper-123 |
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Deprecate
dtypeparam inIndex.copyand child methods. If users want to change dtype, they should useIndex.astype.