Close #20839: pkgutil.find_loader now uses importlib.util.find_spec
diff --git a/Lib/test/test_pkgutil.py b/Lib/test/test_pkgutil.py
index 7a1cd41..aafdf3c 100644
--- a/Lib/test/test_pkgutil.py
+++ b/Lib/test/test_pkgutil.py
@@ -334,6 +334,25 @@
self.assertIsNotNone(pkgutil.get_loader("test.support"))
self.assertEqual(len(w.warnings), 0)
+ def test_get_loader_handles_missing_loader_attribute(self):
+ global __loader__
+ this_loader = __loader__
+ del __loader__
+ try:
+ with check_warnings() as w:
+ self.assertIsNotNone(pkgutil.get_loader(__name__))
+ self.assertEqual(len(w.warnings), 0)
+ finally:
+ __loader__ = this_loader
+
+
+ def test_find_loader_avoids_emulation(self):
+ with check_warnings() as w:
+ self.assertIsNotNone(pkgutil.find_loader("sys"))
+ self.assertIsNotNone(pkgutil.find_loader("os"))
+ self.assertIsNotNone(pkgutil.find_loader("test.support"))
+ self.assertEqual(len(w.warnings), 0)
+
def test_get_importer_avoids_emulation(self):
# We use an illegal path so *none* of the path hooks should fire
with check_warnings() as w: