- 所谓mokey patch就是运行时替换
- 比如gevent库需要修改内置的socket
- from gevent import monkey; mokey.patch_socket() 这样就把内置的阻塞的 socket替换成非阻塞的socket
看代码
import socket print(socket.socket) print("After monkey patch") from gevent import monkey monkey.patch_socket() print(socket.socket()) import select print(select.select) monkey.patch_select() print("After monkey patch") print(select.select) import time print(time.time()) def _time(): return 1234 time.time = _time print(time.time()) # 这样就实现了运行替换,所谓的monkey patch