chore: use if TYPE_CHECKING: blocks (#2866)

test/test_troubleshooting.py

@@ -1,11 +1,16 @@
+from __future__ import annotations
+
 import subprocess
-from pathlib import Path
 
 import pytest
 
 from . import utils
 from .test_projects import TestProject, new_c_project
 
+TYPE_CHECKING = False
+if TYPE_CHECKING:
+    from pathlib import Path
+
 SO_FILE_WARNING = "NOTE: Shared object (.so) files found in this project."