call_pure.py 文件源码

def call_builtin(self, node, pure_func):
        value = pure_func.call_func(node)
        if value is UNSET:
            return

        new_node = self.new_constant(node, value)
        if new_node is None:
            return

        self.log(node, "call pure builtin function: replace %s with %r",
                 ast.dump(node), value, add_line=True)
        self.add_guard(BuiltinGuard(node.func.id, 'call builtin'))
        return new_node