[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

src/tests/test_cmdline_runner.py

@@ -119,16 +119,16 @@ def test_dash_m(selenium):
 
 @only_node
 def test_dash_m_pip(selenium, monkeypatch, tmp_path):
-    import os
-
     result = subprocess.run(
         [script_path, "-m", "pip", "install", "pytest"],
         capture_output=True,
         encoding="utf8",
         check=False,
     )
     assert result.returncode == 1
-    assert result.stderr.strip() == "Cannot find pyodide pip. Make a pyodide venv first?"
+    assert (
+        result.stderr.strip() == "Cannot find pyodide pip. Make a pyodide venv first?"
+    )
 
 
 @only_node