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PEP-637 Added notation use case for star arguments on PEP-646 (#1774)

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Stefano Borini 2021-01-21 23:50:03 +00:00 committed by GitHub
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@ -154,6 +154,9 @@ specification would improve notation and provide additional value:
>>> # The call is now shorter, more mnemonic, and looks+works like typing >>> # The call is now shorter, more mnemonic, and looks+works like typing
>>> trio.run[name="func"](func, value1, param2=value2) >>> trio.run[name="func"](func, value1, param2=value2)
7. Availability of star arguments would benefit PEP-646 Variadic Generics [#pep-0646]_,
especially in the forms ``a[*x]`` and ``a[*x, *y, p, q, *z]``. The PEP details
exactly this notation in its "Unpacking: Star Operator" section.
It is important to note that how the notation is interpreted is up to the It is important to note that how the notation is interpreted is up to the
implementation. This PEP only defines and dictates the behavior of python implementation. This PEP only defines and dictates the behavior of python
@ -1049,6 +1052,8 @@ References
(https://www.python.org/dev/peps/pep-0001/#what-belongs-in-a-successful-pep) (https://www.python.org/dev/peps/pep-0001/#what-belongs-in-a-successful-pep)
.. [#trio-run] "trio.run() should take \*\*kwargs in addition to \*args" .. [#trio-run] "trio.run() should take \*\*kwargs in addition to \*args"
(https://github.com/python-trio/trio/issues/470) (https://github.com/python-trio/trio/issues/470)
.. [#pep-0646] "PEP 646 -- Variadic Generics"
(https://www.python.org/dev/peps/pep-0646)
.. [#numpy-ml] "[Numpy-discussion] Request for comments on PEP 637 - Support for indexing with keyword arguments" .. [#numpy-ml] "[Numpy-discussion] Request for comments on PEP 637 - Support for indexing with keyword arguments"
(http://numpy-discussion.10968.n7.nabble.com/Request-for-comments-on-PEP-637-Support-for-indexing-with-keyword-arguments-td48489.html) (http://numpy-discussion.10968.n7.nabble.com/Request-for-comments-on-PEP-637-Support-for-indexing-with-keyword-arguments-td48489.html)
.. [#reference-impl] "Reference implementation" .. [#reference-impl] "Reference implementation"