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Speed up iteration of strings #91576

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kumaraditya303 opened this issue Apr 15, 2022 · 0 comments · Fixed by #91574
Closed

Speed up iteration of strings #91576

kumaraditya303 opened this issue Apr 15, 2022 · 0 comments · Fixed by #91574
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3.11 performance Performance or resource usage

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kumaraditya303 commented Apr 15, 2022

PR speeds up iteration with:

  • reducing branches in the iternext function.
  • Add a special ascii iterator for strings which covers the common case.

Benchmark results are attached in the PR.
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gh-91576: Speed up iteration of strings kumaraditya303/cpython
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