修改支持python3.8+server.py __init__.py报错@asyncio.coroutine

[llcharming00]

D:\D\MySQL_Fake_Server-master>python server.py
Traceback (most recent call last):
File "D:\D\MySQL_Fake_Server-master\server.py", line 7, in
from mysqlproto.protocol import start_mysql_server
File "D:\D\MySQL_Fake_Server-master\mysqlproto\protocol_init_.py", line 27, in
class MysqlPacketReader:
File "D:\D\MySQL_Fake_Server-master\mysqlproto\protocol_init_.py", line 51, in MysqlPacketReader
@asyncio.coroutine
^^^^^^^^^^^^^^^^^
AttributeError: module 'asyncio' has no attribute 'coroutine'. Did you mean: 'coroutines'?