Fix resource_path when used on a adhoc-imported module.

PiperOrigin-RevId: 575848930

CHANGELOG.md

@@ -8,6 +8,9 @@ Changelog follow https://keepachangelog.com/ format.
 
 ## [Unreleased]
 
+*   `epath`:
+    *   Fix resource_path when used on a adhoc-imported module.
+
 ## [1.5.1] - 2023-10-10
 
 *   `epath`:

etils/epath/resource_utils.py

@@ -109,18 +109,20 @@ def resource_path(package: Union[str, types.ModuleType]) -> abstract_path.Path:
   Returns:
     The read-only path to the root module directory
   """
-  try:
-    path = importlib_resources.files(package)  # pytype: disable=module-attr
-  except AttributeError as e:
-    # TODO(b/260333695): Adhoc import fail with adhoc imports
-    # Currently, hack around to add support for it
+  path = importlib_resources.files(package)  # pytype: disable=module-attr
+
+  # TODO(b/260333695): Adhoc import fail with adhoc imports
+  # When module are imported with adhoc, `importlib_resources.files` returns
+  # a non-path object, so convert manually.
+  if isinstance(
+      path, importlib_resources._adapters.CompatibilityFiles.SpecPath  # pylint: disable=protected-access
+  ):
     # Note this is not the true path (`/google_src/` vs
     # `/export/.../server/ml_notebook.runfiles`), but should be equivalent.
-    if 'submodule_search_locations' not in str(e):
-      raise
     path = pathlib.Path(sys.modules[package].__file__)
     if path.name == '__init__.py':
       path = path.parent
+
   if isinstance(path, pathlib.Path):
     # TODO(etils): To ensure compatibility with zipfile.Path, we should ensure
     # that the returned `pathlib.Path` isn't missused. More specifically: