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-rw-r--r--pkg_resources/__init__.py6
1 files changed, 5 insertions, 1 deletions
diff --git a/pkg_resources/__init__.py b/pkg_resources/__init__.py
index d0f66274..4c9868c7 100644
--- a/pkg_resources/__init__.py
+++ b/pkg_resources/__init__.py
@@ -2113,7 +2113,11 @@ def _rebuild_mod_path(orig_path, package_name, module):
parts = path_parts[:-module_parts]
return safe_sys_path_index(_normalize_cached(os.sep.join(parts)))
- orig_path[:] = sorted(orig_path, key=position_in_sys_path)
+ if not isinstance(orig_path, list):
+ # Is this behavior useful when module.__path__ is not a list?
+ return
+
+ orig_path.sort(key=position_in_sys_path)
module.__path__[:] = [_normalize_cached(p) for p in orig_path]