Which version of gym does this lib support?

[billwang485]

Traceback (most recent call last):
File " ", line 9, in
import pybullet_envs
File " /lib/python3.9/site-packages/pybullet_envs/init.py", line 14, in
register(
File " /lib/python3.9/site-packages/pybullet_envs/init.py", line 6, in register
if id in registry.env_specs:
AttributeError: 'dict' object has no attribute 'env_specs'

I met this bug when trying to run code in "AntBulletEnv-v0" environment, so I want to ask about the dependency of this lib.

[wesleyyang1109]

I'm also having the same issue, have you solved it?