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Revert "GH-116380: Speed up `glob.[i]glob()` by making fewer system calls. (#116392)" by barneygale · Pull Request #130743 · python/cpython · GitHub

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Revert "GH-116380: Speed up glob.[i]glob() by making fewer system calls. (#116392)" #130743

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barneygale merged 1 commit into from
Mar 1, 2025
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Revert "GH-116380: Speed up glob.[i]glob() by making fewer system calls. (#116392)" #130743

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18 changes: 8 additions & 10 deletions Doc/library/glob.rst
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Expand Up @@ -75,6 +75,10 @@ The :mod:`glob` module defines the following functions:
Using the "``**``" pattern in large directory trees may consume
an inordinate amount of time.

.. note::
This function may return duplicate path names if *pathname*
contains multiple "``**``" patterns and *recursive* is true.

.. versionchanged:: 3.5
Support for recursive globs using "``**``".

Expand All @@ -84,11 +88,6 @@ The :mod:`glob` module defines the following functions:
.. versionchanged:: 3.11
Added the *include_hidden* parameter.

.. versionchanged:: 3.14
Matching path names are returned only once. In previous versions, this
function may return duplicate path names if *pathname* contains multiple
"``**``" patterns and *recursive* is true.


.. function:: iglob(pathname, *, root_dir=None, dir_fd=None, recursive=False, \
include_hidden=False)
Expand All @@ -99,6 +98,10 @@ The :mod:`glob` module defines the following functions:
.. audit-event:: glob.glob pathname,recursive glob.iglob
.. audit-event:: glob.glob/2 pathname,recursive,root_dir,dir_fd glob.iglob

.. note::
This function may return duplicate path names if *pathname*
contains multiple "``**``" patterns and *recursive* is true.

.. versionchanged:: 3.5
Support for recursive globs using "``**``".

Expand All @@ -108,11 +111,6 @@ The :mod:`glob` module defines the following functions:
.. versionchanged:: 3.11
Added the *include_hidden* parameter.

.. versionchanged:: 3.14
Matching path names are yielded only once. In previous versions, this
function may yield duplicate path names if *pathname* contains multiple
"``**``" patterns and *recursive* is true.


.. function:: escape(pathname)

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8 changes: 0 additions & 8 deletions Doc/whatsnew/3.14.rst
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Expand Up @@ -968,14 +968,6 @@ base64
(Contributed by Bénédikt Tran, Chris Markiewicz, and Adam Turner in :gh:`118761`.)


glob
----

* Reduce the number of system calls in :func:`glob.glob` and :func:`~glob.iglob`,
thereby improving the speed of globbing operations by 20-80%.
(Contributed by Barney Gale in :gh:`116380`.)


io
---
* :mod:`io` which provides the built-in :func:`open` makes less system calls
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