simple_instructions.py 文件源码

def CALL_FUNCTION(self, instr):
        nkwargs = instr.oparg >> 8
        nargs = (~(nkwargs << 8)) & instr.oparg


        args = []
        keywords = []

        for _ in range(nkwargs):
            expr = self.ast_stack.pop()
            name = self.ast_stack.pop()

            keyword = _ast.keyword(arg=name.s, value=expr, lineno=instr.lineno)
            keywords.insert(0, keyword)

        for _ in range(nargs):
            arg = self.ast_stack.pop()
            args.insert(0, arg)


        if len(args) == 1 and isinstance(args[0], (_ast.FunctionDef, _ast.ClassDef)):
            function = args[0]

            if function.decorator_list is None:
                function.decorator_list = []

            node = self.ast_stack.pop()
            function.decorator_list.insert(0, node)

            self.ast_stack.append(function)
            return


        node = self.ast_stack.pop()
        callfunc = _ast.Call(func=node, args=args, keywords=keywords, starargs=None, kwargs=None,
                             lineno=instr.lineno, col_offset=0)

        self.ast_stack.append(callfunc)