Essentially there are few things that need to be massaged while making things work with older API. Also since the older API is no longer maintained the documentation will always be outdated and this can cause unknown issues down the line. Here is a brief about what needs to be done to make old gym env work with newer gymnasium env link
Essentially there are few things that need to be massaged while making things work with older API. Also since the older API is no longer maintained the documentation will always be outdated and this can cause unknown issues down the line. Here is a brief about what needs to be done to make old gym env work with newer gymnasium env link