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

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

jupyter_core/tests/test_paths.py

@@ -103,29 +103,34 @@ def test_config_dir():
     config = jupyter_config_dir()
     assert config == home_jupyter
 
+
 @macos
 @use_platformdirs
 def test_config_dir_darwin():
     config = jupyter_config_dir()
     assert config == realpath("~/Library/Preferences/Jupyter")
 
+
 @windows
 @use_platformdirs
 def test_config_dir_windows():
     config = jupyter_config_dir()
     assert config == realpath(pjoin(os.environ.get("APPDATA", ""), "Local", "Jupyter"))
 
+
 @linux
 @use_platformdirs
 def test_config_dir_linux():
     config = jupyter_config_dir()
     assert config == realpath("~/.config/jupyter")
 
+
 def test_config_env_legacy():
     with config_env:
         config = jupyter_config_dir()
         assert config == jupyter_config_env
 
+
 @use_platformdirs
 def test_config_env():
     with config_env:
@@ -237,6 +242,7 @@ def test_runtime_dir_windows():
     runtime = jupyter_runtime_dir()
     assert runtime == realpath(pjoin(os.environ.get("LOCALAPPDATA", ""), "Jupyter", "runtime"))
 
+
 @linux
 def test_runtime_dir_linux_legacy():
     with no_xdg: