8000 Add specification for explicitly casting an array to a specified dtype by kgryte · Pull Request #290 · data-apis/array-api · GitHub
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Add specification for explicitly casting an array to a specified dtype #290

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Merged
merged 6 commits into from
Nov 1, 2021
Merged

Add specification for explicitly casting an array to a specified dtype #290

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3b404e6
Add astype API and restrict asarray to type promotion rules
kgryte Oct 21, 2021
88a3337
Update copy
kgryte Oct 21, 2021
3a8fa5b
Update copy
kgryte Oct 21, 2021
69d52ef
Add support for a `copy` keyword
kgryte Nov 1, 2021
263c7ff
Merge branch 'main' of https://github.com/pydata-apis/array-api into …
kgryte Nov 1, 2021
859040e
Restrict `docutils` version
kgryte Nov 1, 2021
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Add support for a copy keyword
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@kgryte
kgryte committed Nov 1, 2021
commit 69d52ef8e23f607108b7d175f6a49f9f610cf853
6 changes: 5 additions & 1 deletion spec/API_specification/data_type_functions.md
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Expand Up @@ -9,7 +9,7 @@ A conforming implementation of the array API standard must provide and support t
## Objects in API

(function-astype)=
### astype(x, dtype, /)
### astype(x, dtype, /, *, copy=True)

Copies an array to a specified data type irrespective of {ref}`type-promotion` rules.

Expand All @@ -27,6 +27,10 @@ Casting floating-point `NaN` and `infinity` values to integral data types is not

- desired data type.

- **copy**: _<bool>_

- specifies whether to copy an array when the specified `dtype` matches the data type of the input array `x`. If `True`, a newly allocated array must always be returned. If `False` and the specified `dtype` matches the data type of the input array, the input array must be returned; otherwise, a newly allocated must be returned. Default: `True`.

#### Returns

- **out**: _<array>_
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