style: apply black via pre-commit run -a

test/test_emulation.py

@@ -6,7 +6,9 @@ from . import test_projects, utils
 
 project_with_a_test = test_projects.new_c_project()
 
-project_with_a_test.files['test/spam_test.py'] = r'''
+project_with_a_test.files[
+    'test/spam_test.py'
+] = r'''
 import spam
 
 def test_spam():
@@ -21,11 +23,14 @@ def test(tmp_path):
     project_with_a_test.generate(project_dir)
 
     # build and test the wheels
-    actual_wheels = utils.cibuildwheel_run(project_dir, add_env={
-        'CIBW_TEST_REQUIRES': 'pytest',
-        'CIBW_TEST_COMMAND': 'pytest {project}/test',
-        'CIBW_ARCHS': 'aarch64 ppc64le s390x',
-    })
+    actual_wheels = utils.cibuildwheel_run(
+        project_dir,
+        add_env={
+            'CIBW_TEST_REQUIRES': 'pytest',
+            'CIBW_TEST_COMMAND': 'pytest {project}/test',
+            'CIBW_ARCHS': 'aarch64 ppc64le s390x',
+        },
+    )
 
     # also check that we got the right wheels
     expected_wheels = (
@@ -45,9 +50,12 @@ def test_setting_arch_on_other_platforms(tmp_path, capfd):
 
     # build and test the wheels
     with pytest.raises(subprocess.CalledProcessError):
-        utils.cibuildwheel_run(project_dir, add_env={
-            'CIBW_ARCHS': 'aarch64',
-        })
+        utils.cibuildwheel_run(
+            project_dir,
+            add_env={
+                'CIBW_ARCHS': 'aarch64',
+            },
+        )
 
     captured = capfd.readouterr()
     assert "Invalid archs option" in captured.err