decorator to lock and unlock a method

synchronized.py

# via shove (in pypi)

def synchronized(func):
    '''Decorator to lock and unlock a method (Phillip J. Eby).

    @param func Method to decorate
    '''
    def wrapper(self, *__args, **__kw):
        self._lock.acquire()
        try:
            return func(self, *__args, **__kw)
        finally:
            self._lock.release()
    wrapper.__name__ = func.__name__
    wrapper.__dict__ = func.__dict__
    wrapper.__doc__ = func.__doc__
    return wrapper