Hi i need give one quest new desing but i want next questy have with old desing can you help me?

I try coded interfacemodule.py but i have usually error.
# QUEST_LETTER_IMAGE
if
self.BINARY_RecvQuest(index, "skill_group.quest", "file", locale.GetLetterImageName1())
else:
self.BINARY_RecvQuest(index, name, "file", locale.GetLetterImageName())
# END_OF_QUEST_LETTER_IMAGE
It is possibility?