[Backport maintenance/4.0.x] Relax isort version constraint to allow isort 8 (#10859)

pylint-backport[bot] · Copilot · Pierre-Sassoulas · web-flow · commit d96d489a1743 · 2026-02-20T07:55:55.000Z
Relax isort version constraint to allow isort 8 (#10858) (cherry picked from commit 999f4e7) Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com> Co-authored-by: Pierre Sassoulas <pierre.sassoulas@gmail.com>
diff --git a/doc/whatsnew/fragments/10857.bugfix b/doc/whatsnew/fragments/10857.bugfix
@@ -0,0 +1,3 @@
+dependency on isort is now set to <9, permitting to use isort 8.
+
+Closes #10857
diff --git a/pyproject.toml b/pyproject.toml
@@ -45,7 +45,7 @@ dependencies = [
   "dill>=0.2; python_version<'3.11'",
   "dill>=0.3.6; python_version>='3.11'",
   "dill>=0.3.7; python_version>='3.12'",
-  "isort>=5,!=5.13,<8",
+  "isort>=5,!=5.13,<9",
   "mccabe>=0.6,<0.8",
   "platformdirs>=2.2",
   "tomli>=1.1; python_version<'3.11'",

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+dependency on isort is now set to <9, permitting to use isort 8.`
	`2`	`+`
	`3`	`+Closes #10857`