请问这个错误该如何处理（新手，求详细）

[QIU1015]

AssertionError Traceback (most recent call last)

in () 18 import turtle 19 import numpy as np ---> 20 assert gym.__version__ == "0.18.0", "[Version WARNING] please try `pip install gym==0.18.0`" 21 # turtle tutorial : https://docs.python.org/3.3/library/turtle.html 22 AssertionError: [Version WARNING] please try `pip install gym==0.18.0`

[TomorrowIsAnOtherDay]

这不是提示很明显了吗？执行下面的安装命令。 pip install gym==0.18.0