- restore original control flow

src/OFS/Traversable.py

@@ -168,20 +168,19 @@ def unrestrictedTraverse(self, path, default=_marker, restricted=False):
         validated with the security machinery. Usually invoked using
         restrictedTraverse().
         """
-        if path:
-            if isinstance(path, str):
-                path = path.split('/')
-            else:
-                path = list(path)
-                for part in path:
-                    if not isinstance(part, str):
-                        raise TypeError(
-                            "path should be a string or an iterable of strings"
-                        )
-
         if not path:
             return self
 
+        if isinstance(path, str):
+            path = path.split('/')
+        else:
+            path = list(path)
+            for part in path:
+                if not isinstance(part, str):
+                    raise TypeError(
+                        "path should be a string or an iterable of strings"
+                    )
+
         REQUEST = {'TraversalRequestNameStack': path}
         path.reverse()
         path_pop = path.pop