with open('11.html','rw',encoding='utf-8') as f:
f.write(response.text)
Traceback (most recent call last):
File “<stdin>”, line 1, in <module>
ValueError: must have exactly one of create/read/write/append mode
with open('11.html','w+',encoding='utf-8') as f:
f.write(response.text)
python中的open函数没有rw这个参数，如果需要又读又写，可以使用r+或者w+来代替。
| r | 默认读取 |
| r+ | 读写文件 |
| rb | 读二进制 |
| rb+ | 读写二进制 |
| w | 默认写 |
| w+ | 读写文件 |
| wb | 写二进制 |
| wb+ | 读写二进制 |
| a | 默认追加 |
| a+ | 追加写入和读取 |
| ab | 追加二进制 |
| ab+ | 追加写入和读取二进制 |
