8000 Generic.__new__ is too slow · Issue #196 · python/typing · GitHub
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gvanrossum opened this issue Apr 1, 2016 · 0 comments
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Generic.__new__ is too slow #196

gvanrossum opened this issue Apr 1, 2016 · 0 comments

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@gvanrossum
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We shouldn't need to slow down the construction of instances of a generic type.

Probably GenericMeta can pre-compute next_in_mro and then just set __new__ of the class to that.

(Though fixing #192 would make this a little more complicated.)
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