Check spec.loader is not None when importing a plugin.

2020-02-09 09:53:06 +01:00 · 2020-02-09 09:53:06 +01:00 · 8f001f8045
parent 0f3264cf26
commit 8f001f8045
1 changed files with 4 additions and 1 deletions
--- a/src/plugin.py
+++ b/src/plugin.py
@ -69,7 +69,10 @@ def loadPluginModule(name, ignoreDeprecation=False):
        if hasattr(importlib.util, 'module_from_spec'):
            # Python >= 3.5
            spec = importlib.machinery.PathFinder.find_spec(name, pluginDirs)
-            if spec is None:
+            if spec is None or spec.loader is None:
+                # spec is None if 'name' can't be found; and
+                # spec.loader might be None in some rare occasions as well
+                # (eg. for namespace packages)
                assert ImportError(name)
            module = importlib.util.module_from_spec(spec)
            sys.modules[module.__name__] = module