018 flask:OSError: [Errno 48] Address already in use

端口占用問題：

(tensorflow) appledeMacBook-Pro:Test apple$ sudo lsof -i:5000
Password:
COMMAND    PID  USER   FD   TYPE             DEVICE SIZE/OFF NODE NAME
python3.6 4483 apple    4u  IPv4 0x10b02d1563a3a86d      0t0  TCP localhost:commplex-main (LISTEN)
(tensorflow) appledeMacBook-Pro:Test apple$ sudo kill 4483