nad_receiver/__init__.py
def main_source(self, operator, value=None):
        """
        Execute Main.Source.

        Returns int
        """
        try:
            source = int(self.exec_command('main', 'source', operator, value))
            return source
        except (ValueError, TypeError):
            pass

        return None
def main_source(self, operator, value=None):
        """
        Execute Main.Source.

        Returns int
        """
        try:
            source = int(self.exec_command('main', 'source', operator, value))
            return source
        except (ValueError, TypeError):
            pass

        return None
Execute Main.Source.

        Returns int