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GeezerVison is showing github.com — Generic.__new__ is too slow · Issue #196 · python/typing

Generic.__new__ is too slow #196

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Generic.__new__ is too slow#196
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@gvanrossum
gvanrossum
opened on Apr 1, 2016
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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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  1. gvanrossum
    added 3 commits that reference this issue on Apr 2, 2016

    Backport fix for #192 to Python 2. Remove optimistic TODO about #196.

    37a3dd5

    Backport fix for #192 to Python 2. Remove optimistic TODO about #196.

    baf2d91

    Improve speed of Generic.__new__. Both PY2 and PY3. Fixes #196.

    e0d1c5d
  2. gvanrossum
    closed this as completedin e0d1c5don Apr 4, 2016
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