Fix a test to not use an assertion for something that could be

legitimately false.

Lib/test/test_imp.py

@@ -241,8 +241,9 @@ class ImportTests(unittest.TestCase):
         # Issue #15902
         name = '_heapq'
         found = imp.find_module(name)
-        assert found[2][2] == imp.C_EXTENSION
         found[0].close()
+        if found[2][2] != imp.C_EXTENSION:
+            return
         imp.load_module(name, None, *found[1:])