Patch #1550800: make exec a function.
diff --git a/Lib/test/test_funcattrs.py b/Lib/test/test_funcattrs.py
index ab33528..930c851 100644
--- a/Lib/test/test_funcattrs.py
+++ b/Lib/test/test_funcattrs.py
@@ -278,7 +278,7 @@
     cantset(f, "__name__", 1)
     # test that you can access func.__name__ in restricted mode
     s = """def f(): pass\nf.__name__"""
-    exec s in {'__builtins__':{}}
+    exec(s, {'__builtins__':{}})
 
 
 def test_func_code():