def print_obj(self, obj, nl=1):
        if nl:
            self._io.write((obj,) % "%s\n")
        else:
            self._io.write(str(obj))
        self._io.flush()
dataset/ETHPy150Open kdart/pycopia/CLI/pycopia/UI.py/UserInterface.print_obj/swapped operands of `%`