builtins.AttributeError: 'NoneType' object has no attribute 'timestep_limit'？？

Question

builtins.AttributeError: 'NoneType' object has no attribute 'timestep_limit'？？

Closed this issue 5 years ago · 3 comments

Answer 1 · 2019-11-06T00:04:15.000Z

I encountered the same issue. Have you solved it yet?

Answer 2 · 2019-11-06T13:08:46.000Z

This looks like a problem with Gym. Can you give me more details about the command you are running and your version of Gym?

Answer 3 · 2019-11-08T01:39:58.000Z

Thx your reply. I have solved this problem,it is surely because of the gym version

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------------------ 原始邮件 ------------------ 发件人: "Tristan Deleu"<notifications@github.com>; 发送时间: 2019年11月6日(星期三) 晚上9:08 收件人: "tristandeleu/pytorch-maml-rl"<pytorch-maml-rl@noreply.github.com>; 抄送: "461791315"<461791315@qq.com>;"Author"<author@noreply.github.com>; 主题: Re: [tristandeleu/pytorch-maml-rl] builtins.AttributeError: 'NoneType' object has no attribute 'timestep_limit'？？ (#37) This looks like a problem with Gym. Can you give me more details about the command you are running and your version of Gym? — You are receiving this because you authored the thread. Reply to this email directly, view it on GitHub, or unsubscribe.