Method once

src/util/Event.py:15–25

(self, func, name=None)

        return "Event(%s)" % list.__repr__(self)

    def once(self, func, name=None):
        func.once = True
        func.name = None
        if name:  # Dont function with same name twice
            names = [f.name for f in self if "once" in dir(f)]
            if name not in names:
                func.name = name
                self.append(func)
        else:
            self.append(func)
        return self


if __name__ == "__main__":