Module(body=[FunctionDef(name='f',
                         args=arguments(args=[],
                                        vararg=None,
                                        kwarg=None,
                                        defaults=[]),
                         body=[Assign(targets=[Name(id='y',
                                                    ctx=Store())],
                                      value=Num(n=0)),
                               While(test=Compare(left=Name(id='y',
                                                            ctx=Load()),
                                                  ops=[Eq()],
                                                  comparators=[Num(n=0)]),
                                     body=[AugAssign(target=Name(id='y',
                                                                 ctx=Store()),
                                                     op=Add(),
                                                     value=Num(n=1)),
                                           Expr(value=Yield(value=Name(id='y',
                                                                       ctx=Load())))],
                                     orelse=[])],
                         decorator_list=[]),
             For(target=Name(id='i',
                             ctx=Store()),
                 iter=Call(func=Name(id='f',
                                     ctx=Load()),
                           args=[],
                           keywords=[],
                           starargs=None,
                           kwargs=None),
                 body=[Print(dest=None,
                             values=[Name(id='i',
                                          ctx=Load())],
                             nl=True)],
                 orelse=[])])