From 60a560e97699a1d9a4320b8e787a50b1a9a7734d Mon Sep 17 00:00:00 2001 From: Anish Athalye Date: Wed, 19 Mar 2014 23:07:30 -0400 Subject: Initial commit --- dotbot/util/__init__.py | 0 dotbot/util/singleton.py | 6 ++++++ 2 files changed, 6 insertions(+) create mode 100644 dotbot/util/__init__.py create mode 100644 dotbot/util/singleton.py (limited to 'dotbot/util') diff --git a/dotbot/util/__init__.py b/dotbot/util/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/dotbot/util/singleton.py b/dotbot/util/singleton.py new file mode 100644 index 0000000..d6cc857 --- /dev/null +++ b/dotbot/util/singleton.py @@ -0,0 +1,6 @@ +class Singleton(type): + _instances = {} + def __call__(cls, *args, **kwargs): + if cls not in cls._instances: + cls._instances[cls] = super(Singleton, cls).__call__(*args, **kwargs) + return cls._instances[cls] -- cgit v1.2.3