|
Server : Apache System : Linux cvar2.toservers.com 3.10.0-962.3.2.lve1.5.73.el7.x86_64 #1 SMP Wed Aug 24 21:31:23 UTC 2022 x86_64 User : njnconst ( 1116) PHP Version : 8.4.18 Disable Function : NONE Directory : /proc/self/root/usr/lib/python2.7/site-packages/tuned/ |
Upload File : |
class Singleton(object):
"""
Singleton design pattern.
"""
_instance = None
def __init__(self):
if self.__class__ is Singleton:
raise TypeError("Cannot instantiate directly.")
@classmethod
def get_instance(cls):
"""Get the class instance."""
if cls._instance is None:
cls._instance = cls()
return cls._instance