Re: [PATCH 5/6] gnu: Add python-typing

[Marius Bakke <mbakke@fastmail.com>]

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Muriithi Frederick Muriuki <fredmanglis@gmail.com> writes:

> * gnu/packages/python.scm (python-typing): New variable.
> ---
>  gnu/packages/python.scm | 20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
> index 170107a..ef3d9bd 100644
> --- a/gnu/packages/python.scm
> +++ b/gnu/packages/python.scm
> @@ -12625,3 +12625,23 @@ faster ones are not available.")
>       "This package provides efficient Python bindings to picosat on the C level, i.e.
>   when importing pycosat, the picosat solver becomes part of the Python process itself")
>      (license license:expat)))
> +
> +(define-public python-typing
> +  (package
> +    (name "python-typing")
> +    (version "3.5.3.0")
> +    (source
> +     (origin
> +       (method url-fetch)
> +       (uri (pypi-uri "typing" version))
> +       (sha256
> +        (base32
> +         "08gz3grrh3vph5ib1w5x1ssnpzvj077x030lx63fxs4kwg3slbfa"))))
> +    (build-system python-build-system)
> +    (home-page
> +     "https://docs.python.org/3.5/library/typing.html")

If this is provided by the standard library as this link implies, why do
we need this package? Is it a python2 backport? In that case it should
be named "python2-typing" and you'll need to specify #:python as argument.

> +    (synopsis "Type Hints for Python")
> +    (description "This module supports type hints as specified by PEP 484.  The most
> + fundamental support consists of the types Any, Union, Tuple, Callable, TypeVar, and
> + Generic.  For full specification please see PEP 484")
> +    (license license:psfl)))
> -- 
> 2.1.4

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