Save the current buffer to `filename`

        Exisiting files with the same name will be overwritten.

        :param str filename: the name of the file to save to

def save(self, filename):
        """
        Save the current buffer to `filename`

        Exisiting files with the same name will be overwritten.

        :param str filename: the name of the file to save to
        """
        with open(filename, "wb") as fd:
            fd.write(self.__buff)