From: Bartosz Sławecki <bartosz@ilikepython.com>
Date: Tue, 28 Jul 2026 09:14:51 +0000 (+0200)
Subject: gh-142349: Clarify lazy import filters have positional-only parameters (GH-144856)
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=66eb823229edb7cff23fd0d52611d809aee57532;p=thirdparty%2FPython%2Fcpython.git

gh-142349: Clarify lazy import filters have positional-only parameters (GH-144856)
---

diff --git a/Doc/library/sys.rst b/Doc/library/sys.rst
index 355621db2e18..a2668a38c6b4 100644
--- a/Doc/library/sys.rst
+++ b/Doc/library/sys.rst
@@ -1790,13 +1790,13 @@ always available. Unless explicitly noted otherwise, all variables are read-only
    callable or ``None`` to clear the filter.
 
    The filter function is called for every potentially lazy import to
-   determine whether it should actually be lazy. It must have the following
+   determine whether it should actually be lazy. It should have the following
    signature::
 
       def filter(importing_module: str, imported_module: str,
                  fromlist: tuple[str, ...] | None) -> bool
 
-   Where:
+   The function is called with three positional arguments:
 
    * *importing_module* is the name of the module doing the import
    * *imported_module* is the resolved name of the module being imported