OpenAI Gym is a platform for reinforcement learning research that aims to provide a general-intelligence benchmark with a wide variety of environments.
Questions tagged [openai-gym]
1033 questions
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OpenAI-Gym python DeprecationWarning
I have a error and want help.
import gym
import random
env = gym.make('CartPole-v0', render_mode="rgb_array")
states = env.observation_space.shape[0]
actions = env.action_space.n
episodes = 10
for episode in range(1, episodes+1):
state =…

BlueNerf
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Converting a discrete action space to a continuous one in Gym / Gymnasium
I have a discrete action space with 4 values as arrays that I am using in a custom Gym environment (the observation space is a Box):
[0, 0, 0, 0] action 1
[1, 0, 0, 0] action 2
[0, 1, 1, 0] action 3
[1, 0, 1, 0] action 4
The problem is that I am…

raurackl
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Frozenlake Reward shaping
I'm trying to use a neurosymbolic approach to solve the Frozenlake enviroment, using also stable baselines 3.
I used the TransformReward on the enviroment, and seems that it's working (changing the reward values).
So here it is how it works the…

Joaquin
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1 answer
Best approach to apply RL to pre-built simulator?
I've built a simulator in python that emulates the process of accepting students into a university. It is fairly complex and I've based it off of real-world data so that I can run model-free reinforcement learning algorithms on it.
I've explored…

Scorks
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votes
1 answer
Open AI gym too many values to unpack (expected 4)
enter image description here
I'm trying to run Open ai gym on my jupyter notebook, but I keep getting this error. In the problematic line 17, there are 4 variables that match, why am I getting this error? The development environment is M1 Mac.

Hyeon Gyu Jeon
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1 answer
AttributeError: Can't get attribute 'RandomNumberGenerator._generator_ctor' on
I was using Open AI gym to train an RL model to play Mario but this is the error I'm getting and I can't figure out what is wrong

Harshal
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1 answer
How to dynamically set an object's method at runtime (when the object is an instance of a Gym environment)?
I want to override an instance's method. Let's call this instance/object env. The instance method has a method with the signature f(self, other_parameter), which is actually not publically accessible (not sure why, but you will see below that it's…

nbro
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1 answer
Reinforcement Learning for classification problems?
I am wondering if there is a gym environment for time series classification. I know its probably a bit overkill, but it's mainly for research purposes.

sword134
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1 answer
RuntimeError: Error(s) in loading state_dict for Actor - torch.load()
I have created a custom environment in open ai gym and i am facing error while loading the weights Could some one help me to resolve the issue . I am training a TD3 network in a custom environment and i have trained successfully but while…

Ajith
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1 answer
why import gym not working with python file
code
import gym
env = gym.make("mountainCar-v0")
code
conda environment
selected environment and installed packages
error
all the required packages are install in the conda environment but still cant import opengym lib.
(gym) F:\pycharm document…

shavendra
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votes
1 answer
Is there any OpenAI Gym compliant interface implementation for continuous action spaces?
Is there any OpenAI Gym compliant interface implementation for continuous action spaces?
If so, does it support multi-agent environments?
I'm working on multi-agent DDPG implementation, but I couldn't find the suitable baseline environment.

r.suwa
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votes
1 answer
Range of state space for MuJoco HalfCheetah
I have been trying to identify the range of each feature in MuJoCo's Half Cheetah environment. The only relevant piece of information I can find is the xml file. Does anyone know where can I locate the max and min of each feature in the state…

soulless
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1 answer
how to install gym from tensorflow in Windows10
so i want to implement for the first time an algorithm for reinforcement learning for the smartcab problem but when i install the gym library there is a probleme (platform : Windows 10)
the CL used :
pip install cmake 'gym [atari]' scipy
the error…

ISLEM NEDDAR
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some problems about open ai gym retro
I have installed clang in windows system and Gym Retro by
pip3 install gym-retro
When I try to run
env = retro.make(game='SonicTheHedgehog-Genesis', state='GreenHillZone.Act1', record='.')
I got an error:
FileNotFoundError: Game not found:…

Alex
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1 answer
error while training CartPole-v0 OpenGym with model.predict
As i am getting started with reinforcement learning, i picked up the cartpole problem and followed some online tutorials to build a training model in tensorflow.
The training happens on randomly generated data.
CartPole-v0 OpenGym error while…