Building learn2slither: A Reinforcement Learning Tutorial with Q-Learning and DQN

📰 Medium · Python

Learn to implement Q-Learning and Deep Q-Networks in PyTorch to train an agent to play Snake

intermediate Published 25 May 2026
Action Steps
  1. Implement tabular Q-Learning to train an agent to play Snake
  2. Build a Deep Q-Network using PyTorch to improve the agent's performance
  3. Compare the results of Q-Learning and DQN to understand their strengths and weaknesses
  4. Configure the environment to simulate the Snake game
  5. Test the trained agent to evaluate its performance
Who Needs to Know This

This tutorial is beneficial for machine learning engineers and researchers who want to explore reinforcement learning algorithms, particularly those working on game-playing agents or autonomous systems

Key Insight

💡 Q-Learning and Deep Q-Networks can be used to train agents to play complex games like Snake

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🐍 Teach an agent to play Snake using Q-Learning and DQN in PyTorch! 🚀

Key Takeaways

Learn to implement Q-Learning and Deep Q-Networks in PyTorch to train an agent to play Snake

Full Article

> Teach an agent to play snake using two RL algorithms — tabular Q-Learning and a Deep Q-Network in PyTorch. Continue reading on Medium »
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