Module(body=[FunctionDef(name='yrange',
                         args=arguments(args=[Name(id='n',
                                                   ctx=Param())],
                                        vararg=None,
                                        kwarg=None,
                                        defaults=[]),
                         body=[For(target=Name(id='i',
                                               ctx=Store()),
                                   iter=Call(func=Name(id='range',
                                                       ctx=Load()),
                                             args=[Name(id='n',
                                                        ctx=Load())],
                                             keywords=[],
                                             starargs=None,
                                             kwargs=None),
                                   body=[Expr(value=Yield(value=Name(id='i',
                                                                     ctx=Load())))],
                                   orelse=[])],
                         decorator_list=[]),
             FunctionDef(name='creator',
                         args=arguments(args=[],
                                        vararg=None,
                                        kwarg=None,
                                        defaults=[]),
                         body=[Assign(targets=[Name(id='r',
                                                    ctx=Store())],
                                      value=Call(func=Name(id='yrange',
                                                           ctx=Load()),
                                                 args=[Num(n=5)],
                                                 keywords=[],
                                                 starargs=None,
                                                 kwargs=None)),
                               Print(dest=None,
                                     values=[Str(s='creator'),
                                             Call(func=Attribute(value=Name(id='r',
                                                                            ctx=Load()),
                                                                 attr='next',
                                                                 ctx=Load()),
                                                  args=[],
                                                  keywords=[],
                                                  starargs=None,
                                                  kwargs=None)],
                                     nl=True),
                               Return(value=Name(id='r',
                                                 ctx=Load()))],
                         decorator_list=[]),
             FunctionDef(name='caller',
                         args=arguments(args=[],
                                        vararg=None,
                                        kwarg=None,
                                        defaults=[]),
                         body=[Assign(targets=[Name(id='r',
                                                    ctx=Store())],
                                      value=Call(func=Name(id='creator',
                                                           ctx=Load()),
                                                 args=[],
                                                 keywords=[],
                                                 starargs=None,
                                                 kwargs=None)),
                               For(target=Name(id='i',
                                               ctx=Store()),
                                   iter=Name(id='r',
                                             ctx=Load()),
                                   body=[Print(dest=None,
                                               values=[Str(s='caller'),
                                                       Name(id='i',
                                                            ctx=Load())],
                                               nl=True)],
                                   orelse=[])],
                         decorator_list=[]),
             Expr(value=Call(func=Name(id='caller',
                                       ctx=Load()),
                             args=[],
                             keywords=[],
                             starargs=None,
                             kwargs=None))])