TYP: make dtype required in _from_sequence_of_strings #56519
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mroeschke
added
the
ExtensionArray
@mroeschke is this check new? i dont see what it is complaining about |
mroeschke
reviewed
Feb 2, 2024
Co-authored-by: Matthew Roeschke <[email protected]>
|
good suggestion, seems to have done the trick |
mroeschke
reviewed
Feb 3, 2024
| @@ -316,7 +318,7 @@ def _from_sequence( | |||
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| @classmethod | |||
| def _from_sequence_of_strings( | |||
| cls, strings, *, dtype: Dtype | None = None, copy: bool = False | |||
| cls, strings, *, dtype: ExtensionDtype, copy: bool = False | |||
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At least for arrow, dtype=None was supposed to mean "let pa.array infer the type", and now that can't be done?
|
This method is only ever called with a dtype object. There’s also a recent
issue about having a dedicated constructor for inference.
…On Sat, Feb 3, 2024 at 2:02 PM Matthew Roeschke ***@***.***> wrote:
***@***.**** commented on this pull request.
------------------------------
In pandas/core/arrays/arrow/array.py
<#56519 (comment)>:
> @@ -316,7 +318,7 @@ def _from_sequence(
@classmethod
def _from_sequence_of_strings(
- cls, strings, *, dtype: Dtype | None = None, copy: bool = False
+ cls, strings, *, dtype: ExtensionDtype, copy: bool = False
At least for arrow, dtype=None was supposed to mean "let pa.array infer
the type", and now that can't be done?
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mroeschke
approved these changes
Feb 14, 2024
|
Thanks @jbrockmendel |
pmhatre1
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May 7, 2024
* TYP: make dtype required in _from_sequence_of_strings * GH ref * mypy fixup * Move whatsnew * Update pandas/core/arrays/base.py Co-authored-by: Matthew Roeschke <[email protected]> --------- Co-authored-by: Matthew Roeschke <[email protected]>
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doc/source/whatsnew/vX.X.X.rstfile if fixing a bug or adding a new feature.