assembler.py 文件源码

def __iter__(self):
        i = 0
        extended_arg = 0
        code = self.co_code
        n = len(code)
        while i < n:
            op = code[i]
            if op >= HAVE_ARGUMENT:
                oparg = code[i + 1] + code[i + 2] * 256 + extended_arg
                extended_arg = 0
                if op == EXTENDED_ARG:
                    extended_arg = oparg * 65536
                    i += 3
                    continue
                yield i, op, oparg
                i += 3
            else:
                yield i, op, None
                i += 1