python错误提示：TypeError: ‘builtin_function_or_method‘ object is not subscriptable

[]

换成

()

>>> yy.replace['a','s']Traceback (most recent call last):File "<stdin>", line 1, in <module>TypeError: 'builtin_function_or_method' object is not subscriptable>>> yy.replace('a','s')'sbcdef'>>>