From db9fb46ea3251119bf1e9e64c4e21d04102e2536 Mon Sep 17 00:00:00 2001
From: shifqu <sonny@softllama.net>
Date: Thu, 13 Nov 2025 09:04:36 +0100
Subject: [PATCH] fix(expand_modules): pass ignore_list to
 modutils.get_module_files (#10720)

(cherry picked from commit cd2839daf0a5516c0a79b0db7e170a8f0f8661a0)
---
 doc/whatsnew/fragments/10669.bugfix           |  3 +++
 pylint/lint/expand_modules.py                 |  2 +-
 tests/lint/unittest_expand_modules.py         | 20 +++++++++++++++++++
 .../ignore_option_10669/__init__.py           |  0
 .../regrtest_data/ignore_option_10669/main.py |  3 +++
 .../ignore_option_10669/test/__init__.py      |  4 ++++
 6 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 doc/whatsnew/fragments/10669.bugfix
 create mode 100644 tests/regrtest_data/ignore_option_10669/__init__.py
 create mode 100644 tests/regrtest_data/ignore_option_10669/main.py
 create mode 100644 tests/regrtest_data/ignore_option_10669/test/__init__.py

diff --git a/doc/whatsnew/fragments/10669.bugfix b/doc/whatsnew/fragments/10669.bugfix
new file mode 100644
index 0000000000..035d3389d8
--- /dev/null
+++ b/doc/whatsnew/fragments/10669.bugfix
@@ -0,0 +1,3 @@
+Make 'ignore' option work as expected again.
+
+Closes #10669
diff --git a/pylint/lint/expand_modules.py b/pylint/lint/expand_modules.py
index 0116c9bb7a..d51af24f60 100644
--- a/pylint/lint/expand_modules.py
+++ b/pylint/lint/expand_modules.py
@@ -150,7 +150,7 @@ def expand_modules(
         )
         if has_init or is_namespace or is_directory:
             for subfilepath in modutils.get_module_files(
-                os.path.dirname(filepath) or ".", [], list_all=is_namespace
+                os.path.dirname(filepath) or ".", ignore_list, list_all=is_namespace
             ):
                 subfilepath = os.path.normpath(subfilepath)
                 if filepath == subfilepath:
diff --git a/tests/lint/unittest_expand_modules.py b/tests/lint/unittest_expand_modules.py
index 054687d0ab..5b3a7ddbbe 100644
--- a/tests/lint/unittest_expand_modules.py
+++ b/tests/lint/unittest_expand_modules.py
@@ -326,3 +326,23 @@ def test_expand_modules_with_ignore(
         )
         assert {k: v for k, v in modules.items() if not v["isignored"]} == expected
         assert not errors
+
+    @set_config(ignore=["test"])
+    def test_expand_modules_with_ignore_list(self) -> None:
+        """Test expand_modules with a non-default value of ignore."""
+        ignore_list: list[str] = self.linter.config.ignore
+        ignore_list_re = [re.compile("^\\.#")]
+        path = Path(__file__).parent.parent / "regrtest_data" / "ignore_option_10669"
+        modules, errors = expand_modules(
+            [str(path)],
+            [],
+            ignore_list,
+            ignore_list_re,
+            [],
+        )
+        expected_keys = {
+            str(path / "__init__.py"),
+            str(path / "main.py"),
+        }
+        assert {k for k, v in modules.items() if not v["isignored"]} == expected_keys
+        assert not errors
diff --git a/tests/regrtest_data/ignore_option_10669/__init__.py b/tests/regrtest_data/ignore_option_10669/__init__.py
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/tests/regrtest_data/ignore_option_10669/main.py b/tests/regrtest_data/ignore_option_10669/main.py
new file mode 100644
index 0000000000..a83ef2e8af
--- /dev/null
+++ b/tests/regrtest_data/ignore_option_10669/main.py
@@ -0,0 +1,3 @@
+# pylint: disable=too-few-public-methods,missing-docstring
+class A:
+    pass
diff --git a/tests/regrtest_data/ignore_option_10669/test/__init__.py b/tests/regrtest_data/ignore_option_10669/test/__init__.py
new file mode 100644
index 0000000000..268eb0f2d8
--- /dev/null
+++ b/tests/regrtest_data/ignore_option_10669/test/__init__.py
@@ -0,0 +1,4 @@
+
+class i:
+    """many issues here"""
+    pass