[Python-Dev] Replacement for array.array('u')?

Serhiy Storchaka storchaka at gmail.com
Fri Mar 22 07:27:08 EDT 2019

22.03.19 09:31, Greg Ewing пише:
> A poster on comp.lang.python is asking about array.array('u').
> He wants an efficient mutable collection of unicode characters
> that can be initialised from a string.
> According to the docs, the 'u' code is deprecated and will be
> removed in 4.0, but no alternative is suggested.
> Why is this being deprecated, instead of keeping it and making
> it always 32 bits? It seems like useful functionality that can't
> be easily obtained another way.

Making it always 32 bits would be compatibility breaking change. 
Currently array('u') represents the wchar_t string, and many API on 
Windows require it.

But we can add a new code, e.g. 'U', for UCS4.

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