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# to test the order of locals and arguments (LOAD_FAST, STORE_FAST) def f1(): b = 1 a = 2 return a + b def f2(b): a = 2 return a + b def f3(): def f3f(): return True a = 1 return f3f(a) def f4(): x = 1 def f3f(): return True return f3f(x)