Clarify comment

johnslavik · johnslavik · commit 7767efaa418d · 2025-12-07T14:34:44.000+01:00
diff --git a/Lib/pdb.py b/Lib/pdb.py
@@ -190,7 +190,7 @@ def __init__(self, target):
             print(f'Error: {target} is a directory')
             sys.exit(1)
 
-        # Be careful with realpath to support pseudofilesystems (GH-142315).
+        # Be careful with realpath to support anonymous pipes like '<(...)' (GH-142315).
         realpath = os.path.realpath(target)
         self._target = realpath if os.path.exists(realpath) else target
 
