def blockWithID(self, id, data=0):
        if self.blocksByID in (id, data):
            return self.blocksByID[id, data]
        else:
            bl = Block(self, id, blockData=data)
            bl.hasVariants = True
            return bl
dataset/ETHPy150Open mcedit/pymclevel/materials.py/MCMaterials.blockWithID/swapped operands of `in`