primitive debugging class as Singleton

gistfile1.py

'''
Created on Feb 6, 2013

@author: Christoph Gerneth
'''
import time
import inspect


class SingletonType(type):
    def __call__(self, *args, **kwargs):
        try:
            return self.__instance
        except AttributeError:
            self.__instance = super(SingletonType, self).__call__(*args, **kwargs)
            return self.__instance

class Simpledebugger(object):
    __metaclass__ = SingletonType
    __start_time = time.time()
    
    def __init__(self, debuglevel=3):
        self.setDebuglevel(debuglevel)
        
    def setDebuglevel(self, new_level):
        self.__debuglevel = new_level
    
    def getDebuglevel(self):
        return self.__debuglevel
    
    def printdebug(self, level, message):
            if self.__debuglevel >= level:
                curr_time = time.time() - self.__start_time
                caller = inspect.stack()[1][3]
                print "[%.02fs][%s] %s" % (curr_time, caller, message)
                
    debuglevel = property(fget=getDebuglevel, fset=setDebuglevel)