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-rw-r--r--tests/primer/test_primer_stdlib.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/tests/primer/test_primer_stdlib.py b/tests/primer/test_primer_stdlib.py
index 6cae6fd36..7496e67c8 100644
--- a/tests/primer/test_primer_stdlib.py
+++ b/tests/primer/test_primer_stdlib.py
@@ -2,10 +2,13 @@
# For details: https://github.com/PyCQA/pylint/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/pylint/blob/main/CONTRIBUTORS.txt
+from __future__ import annotations
+
import contextlib
import io
import os
import sys
+from collections.abc import Iterator
import pytest
from pytest import CaptureFixture
@@ -22,7 +25,7 @@ def is_package(filename: str, location: str) -> bool:
@contextlib.contextmanager
-def _patch_stdout(out):
+def _patch_stdout(out: io.StringIO) -> Iterator[None]:
sys.stdout = out
try:
yield