* Added check for return_info, only warn about missing render_fps if human mode is available
* Require render_fps if any kind of rendering is implemented
* Update pendulum.py
* version warnings
* black
* try except
* update notices version
* Exception
* nosec
* black
* no loop, stderr
* black
* convert ## to ###
* correct subheader
* black
* despace
* spacing
* frozen lake fixes
* rename render modes/fps
* fix API test
* fix API test
* fix more API tests
* black
* add render fps
* render_fps API test
* black
* Update env_checker.py
* Update pendulum.py
* version warnings
* black
* try except
* update notices version
* Exception
* nosec
* black
* no loop, stderr
* black
* convert ## to ###
* correct subheader
* black
* despace
* spacing
* frozen lake fixes
* rename render modes/fps
* fix API test
* fix API test
* fix more API tests
* black
* add render fps
* First find/replace, now tests
* Fixes to the vector env
* Make seed keyword only in wrappers
* (try to) fix the bug with old environments using new wrappers (with the seed keyword)
* black
* Change **kwargs to options, try to make it work; black
* Add OrderEnforcing wrapper to wrapper exports
Add a test for compatibility with old (pybullet-like) envs
* Add OrderEnforcing wrapper to wrapper exports
Add a test for compatibility with old (pybullet-like) envs
black
* Update the env checker
* Update the env checker
* Update the env checker to use inspect (might fail tests, let's see)
* Allow the signature to include kwargs in env_checker
* Minor fix
* Copied over SB3 env checker
* Added test from SB3
* Addition of MIT license attribution and black formatting
* Removed SB3 dependence
* Implemented rough, non-vectorized version of check_nan
* Made some SB3 warnings a bit more "general"
* Removed check for "unsupported" spaces, since Gym should support any space
* Added action/observation checks from pettingzoo, referenced in file docstring
* Removed copy of MIT license in file docstring
* Re-added usage of the check_inf flag for helper functino
* Changed test to be simple/classic example. Should add more tests
* Added API compliance check to registered envs