[Self-use] Python singleton mode (simple implementation using modules)

 Singleton__.py

# 代码保存在文件 Singleton__.py

class Singleton(object):
    g_map = []

    def __init__(self):
        pass


__instance = Singleton()


def instance():
    return __instance

when using it:

import Singleton__

slt1 = Singleton__.instance()
slt2 = Singleton__.instance()

 

    PS: For personal use without explanation Author: A handsome pot