Issue #15456: Fix code __sizeof__ after #12399 change.
Patch by Serhiy Storchaka.
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 9a6dd5b..b04df14 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -702,6 +702,12 @@
         check(get_cell().__closure__[0], size(h + 'P'))
         # code
         check(get_cell().__code__, size(h + '5i9Pi3P'))
+        check(get_cell.__code__, size(h + '5i9Pi3P'))
+        def get_cell2(x):
+            def inner():
+                return x
+            return inner
+        check(get_cell2.__code__, size(h + '5i9Pi3P') + 1)
         # complex
         check(complex(0,1), size(h + '2d'))
         # method_descriptor (descriptor object)