rewrite.py 文件源码

def visit_Call_35(self, call):
        """
        visit `ast.Call` nodes on Python3.5 and after
        """
        new_func, func_expl = self.visit(call.func)
        arg_expls = []
        new_args = []
        new_kwargs = []
        for arg in call.args:
            res, expl = self.visit(arg)
            arg_expls.append(expl)
            new_args.append(res)
        for keyword in call.keywords:
            res, expl = self.visit(keyword.value)
            new_kwargs.append(ast.keyword(keyword.arg, res))
            if keyword.arg:
                arg_expls.append(keyword.arg + "=" + expl)
            else: ## **args have `arg` keywords with an .arg of None
                arg_expls.append("**" + expl)

        expl = "%s(%s)" % (func_expl, ', '.join(arg_expls))
        new_call = ast.Call(new_func, new_args, new_kwargs)
        res = self.assign(new_call)
        res_expl = self.explanation_param(self.display(res))
        outer_expl = "%s\n{%s = %s\n}" % (res_expl, res_expl, expl)
        return res, outer_expl