Files
Gymnasium/tests/envs/utils.py
2025-06-07 17:57:58 +01:00

55 lines
1.7 KiB
Python

"""Finds all the specs that we can test with"""
import gymnasium as gym
from gymnasium import logger
from gymnasium.envs.registration import EnvSpec
def try_make_env(env_spec: EnvSpec) -> gym.Env | None:
"""Tries to make the environment showing if it is possible.
Warning the environments have no wrappers, including time limit and order enforcing.
"""
# To avoid issues with registered environments during testing, we check that the spec entry points are from gymnasium.envs.
if (
isinstance(env_spec.entry_point, str)
and "gymnasium.envs." in env_spec.entry_point
):
try:
return env_spec.make(disable_env_checker=True).unwrapped
except (
ImportError,
AttributeError,
gym.error.DependencyNotInstalled,
gym.error.MissingArgument,
) as e:
logger.warn(f"Not testing {env_spec.id} due to error: {e}")
return None
# Tries to make all environment to test with
all_testing_initialised_envs: list[gym.Env | None] = [
try_make_env(env_spec) for env_spec in gym.envs.registry.values()
]
all_testing_initialised_envs: list[gym.Env] = [
env for env in all_testing_initialised_envs if env is not None
]
# All testing, mujoco and gymnasium environment specs
all_testing_env_specs: list[EnvSpec] = [
env.spec for env in all_testing_initialised_envs
]
mujoco_testing_env_specs: list[EnvSpec] = [
env_spec
for env_spec in all_testing_env_specs
if "gymnasium.envs.mujoco" in env_spec.entry_point
]
gym_testing_env_specs: list[EnvSpec] = [
env_spec
for env_spec in all_testing_env_specs
if any(
f"gymnasium.envs.{ep}" in env_spec.entry_point
for ep in ["box2d", "classic_control", "toy_text"]
)
]