notebooks/unit5/unit5.ipynb (884 lines of code) (raw):
{
"cells": [
{
"cell_type": "markdown",
"metadata": {
"colab_type": "text",
"id": "view-in-github"
},
"source": [
"<a href=\"https://colab.research.google.com/github/huggingface/deep-rl-class/blob/main/notebooks/unit5/unit5.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "2D3NL_e4crQv"
},
"source": [
"# Unit 5: An Introduction to ML-Agents\n",
"\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "97ZiytXEgqIz"
},
"source": [
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/thumbnail.png\" alt=\"Thumbnail\"/>\n",
"\n",
"In this notebook, you'll learn about ML-Agents and train two agents.\n",
"\n",
"- The first one will learn to **shoot snowballs onto spawning targets**.\n",
"- The second need to press a button to spawn a pyramid, then navigate to the pyramid, knock it over, **and move to the gold brick at the top**. To do that, it will need to explore its environment, and we will use a technique called curiosity.\n",
"\n",
"After that, you'll be able **to watch your agents playing directly on your browser**.\n",
"\n",
"For more information about the certification process, check this section ๐ https://huggingface.co/deep-rl-course/en/unit0/introduction#certification-process"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "FMYrDriDujzX"
},
"source": [
"โฌ๏ธ Here is an example of what **you will achieve at the end of this unit.** โฌ๏ธ\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "cBmFlh8suma-"
},
"source": [
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/pyramids.gif\" alt=\"Pyramids\"/>\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/snowballtarget.gif\" alt=\"SnowballTarget\"/>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "A-cYE0K5iL-w"
},
"source": [
"### ๐ฎ Environments:\n",
"\n",
"- [Pyramids](https://github.com/Unity-Technologies/ml-agents/blob/main/docs/Learning-Environment-Examples.md#pyramids)\n",
"- SnowballTarget\n",
"\n",
"### ๐ RL-Library:\n",
"\n",
"- [ML-Agents](https://github.com/Unity-Technologies/ml-agents)\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "qEhtaFh9i31S"
},
"source": [
"We're constantly trying to improve our tutorials, so **if you find some issues in this notebook**, please [open an issue on the GitHub Repo](https://github.com/huggingface/deep-rl-class/issues)."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "j7f63r3Yi5vE"
},
"source": [
"## Objectives of this notebook ๐\n",
"\n",
"At the end of the notebook, you will:\n",
"\n",
"- Understand how works **ML-Agents**, the environment library.\n",
"- Be able to **train agents in Unity Environments**.\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "viNzVbVaYvY3"
},
"source": [
"## This notebook is from the Deep Reinforcement Learning Course\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/notebooks/deep-rl-course-illustration.jpg\" alt=\"Deep RL Course illustration\"/>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "6p5HnEefISCB"
},
"source": [
"In this free course, you will:\n",
"\n",
"- ๐ Study Deep Reinforcement Learning in **theory and practice**.\n",
"- ๐ง๐ป Learn to **use famous Deep RL libraries** such as Stable Baselines3, RL Baselines3 Zoo, CleanRL and Sample Factory 2.0.\n",
"- ๐ค Train **agents in unique environments**\n",
"\n",
"And more check ๐ the syllabus ๐ https://huggingface.co/deep-rl-course/communication/publishing-schedule\n",
"\n",
"Don’t forget to **<a href=\"http://eepurl.com/ic5ZUD\">sign up to the course</a>** (we are collecting your email to be able to **send you the links when each Unit is published and give you information about the challenges and updates).**\n",
"\n",
"\n",
"The best way to keep in touch is to join our discord server to exchange with the community and with us ๐๐ป https://discord.gg/ydHrjt3WP5"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "Y-mo_6rXIjRi"
},
"source": [
"## Prerequisites ๐๏ธ\n",
"Before diving into the notebook, you need to:\n",
"\n",
"๐ฒ ๐ **Study [what is ML-Agents and how it works by reading Unit 5](https://huggingface.co/deep-rl-course/unit5/introduction)** ๐ค "
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "xYO1uD5Ujgdh"
},
"source": [
"# Let's train our agents ๐\n",
"\n",
"**To validate this hands-on for the certification process, you just need to push your trained models to the Hub**. There’s no results to attain to validate this one. But if you want to get nice results you can try to attain:\n",
"\n",
"- For `Pyramids` : Mean Reward = 1.75\n",
"- For `SnowballTarget` : Mean Reward = 15 or 30 targets hit in an episode.\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "DssdIjk_8vZE"
},
"source": [
"## Set the GPU ๐ช\n",
"- To **accelerate the agent's training, we'll use a GPU**. To do that, go to `Runtime > Change Runtime type`\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/notebooks/gpu-step1.jpg\" alt=\"GPU Step 1\">"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "sTfCXHy68xBv"
},
"source": [
"- `Hardware Accelerator > GPU`\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/notebooks/gpu-step2.jpg\" alt=\"GPU Step 2\">"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Clone the repository ๐ฝ\n",
"\n",
"- We need to clone the repository, that contains **ML-Agents.**"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"%%capture\n",
"# Clone the repository (can take 3min)\n",
"!git clone --depth 1 https://github.com/Unity-Technologies/ml-agents"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Setup the Virtual Environment ๐ฝ\n",
"- In order for the **ML-Agents** to run successfully in Colab, Colab's Python version must meet the library's Python requirements.\n",
"\n",
"- We can check for the supported Python version under the `python_requires` parameter in the `setup.py` files. These files are required to set up the **ML-Agents** library for use and can be found in the following locations:\n",
" - `/content/ml-agents/ml-agents/setup.py`\n",
" - `/content/ml-agents/ml-agents-envs/setup.py`\n",
"\n",
"- Colab's Current Python version(can be checked using `!python --version`) doesn't match the library's `python_requires` parameter, as a result installation may silently fail and lead to errors like these, when executing the same commands later:\n",
" - `/bin/bash: line 1: mlagents-learn: command not found`\n",
" - `/bin/bash: line 1: mlagents-push-to-hf: command not found`\n",
"\n",
"- To resolve this, we'll create a virtual environment with a Python version compatible with the **ML-Agents** library.\n",
"\n",
"`Note:` *For future compatibility, always check the `python_requires` parameter in the installation files and set your virtual environment to the maximum supported Python version in the given below script if the Colab's Python version is not compatible*"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Colab's Current Python Version (Incompatible with ML-Agents)\n",
"!python --version"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Install virtualenv and create a virtual environment\n",
"!pip install virtualenv\n",
"!virtualenv myenv\n",
"\n",
"# Download and install Miniconda\n",
"!wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh\n",
"!chmod +x Miniconda3-latest-Linux-x86_64.sh\n",
"!./Miniconda3-latest-Linux-x86_64.sh -b -f -p /usr/local\n",
"\n",
"# Activate Miniconda and install Python ver 3.10.12\n",
"!source /usr/local/bin/activate\n",
"!conda install -q -y --prefix /usr/local python=3.10.12 ujson # Specify the version here\n",
"\n",
"# Set environment variables for Python and conda paths\n",
"!export PYTHONPATH=/usr/local/lib/python3.10/site-packages/\n",
"!export CONDA_PREFIX=/usr/local/envs/myenv"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"# Python Version in New Virtual Environment (Compatible with ML-Agents)\n",
"!python --version"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Installing the dependencies ๐ฝ"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"%%capture\n",
"# Go inside the repository and install the package (can take 3min)\n",
"%cd ml-agents\n",
"!pip3 install -e ./ml-agents-envs\n",
"!pip3 install -e ./ml-agents"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "R5_7Ptd_kEcG"
},
"source": [
"## SnowballTarget โ\n",
"\n",
"If you need a refresher on how this environments work check this section ๐\n",
"https://huggingface.co/deep-rl-course/unit5/snowball-target"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "HRY5ufKUKfhI"
},
"source": [
"### Download and move the environment zip file in `./training-envs-executables/linux/`\n",
"- Our environment executable is in a zip file.\n",
"- We need to download it and place it to `./training-envs-executables/linux/`\n",
"- We use a linux executable because we use colab, and colab machines OS is Ubuntu (linux)"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "C9Ls6_6eOKiA"
},
"outputs": [],
"source": [
"# Here, we create training-envs-executables and linux\n",
"!mkdir ./training-envs-executables\n",
"!mkdir ./training-envs-executables/linux"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "ekSh8LWawkB5"
},
"source": [
"We downloaded the file SnowballTarget.zip from https://github.com/huggingface/Snowball-Target using `wget`"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "6LosWO50wa77"
},
"outputs": [],
"source": [
"!wget \"https://github.com/huggingface/Snowball-Target/raw/main/SnowballTarget.zip\" -O ./training-envs-executables/linux/SnowballTarget.zip"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "_LLVaEEK3ayi"
},
"source": [
"We unzip the executable.zip file"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "8FPx0an9IAwO"
},
"outputs": [],
"source": [
"%%capture\n",
"!unzip -d ./training-envs-executables/linux/ ./training-envs-executables/linux/SnowballTarget.zip"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "nyumV5XfPKzu"
},
"source": [
"Make sure your file is accessible"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "EdFsLJ11JvQf"
},
"outputs": [],
"source": [
"!chmod -R 755 ./training-envs-executables/linux/SnowballTarget"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "NAuEq32Mwvtz"
},
"source": [
"### Define the SnowballTarget config file\n",
"- In ML-Agents, you define the **training hyperparameters into config.yaml files.**\n",
"\n",
"There are multiple hyperparameters. To know them better, you should check for each explanation with [the documentation](https://github.com/Unity-Technologies/ml-agents/blob/release_20_docs/docs/Training-Configuration-File.md)\n",
"\n",
"\n",
"So you need to create a `SnowballTarget.yaml` config file in ./content/ml-agents/config/ppo/\n",
"\n",
"We'll give you here a first version of this config (to copy and paste into your `SnowballTarget.yaml file`), **but you should modify it**.\n",
"\n",
"```\n",
"behaviors:\n",
" SnowballTarget:\n",
" trainer_type: ppo\n",
" summary_freq: 10000\n",
" keep_checkpoints: 10\n",
" checkpoint_interval: 50000\n",
" max_steps: 200000\n",
" time_horizon: 64\n",
" threaded: false\n",
" hyperparameters:\n",
" learning_rate: 0.0003\n",
" learning_rate_schedule: linear\n",
" batch_size: 128\n",
" buffer_size: 2048\n",
" beta: 0.005\n",
" epsilon: 0.2\n",
" lambd: 0.95\n",
" num_epoch: 3\n",
" network_settings:\n",
" normalize: false\n",
" hidden_units: 256\n",
" num_layers: 2\n",
" vis_encode_type: simple\n",
" reward_signals:\n",
" extrinsic:\n",
" gamma: 0.99\n",
" strength: 1.0\n",
"```"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "4U3sRH4N4h_l"
},
"source": [
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/snowballfight_config1.png\" alt=\"Config SnowballTarget\"/>\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/snowballfight_config2.png\" alt=\"Config SnowballTarget\"/>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "JJJdo_5AyoGo"
},
"source": [
"As an experimentation, you should also try to modify some other hyperparameters. Unity provides very [good documentation explaining each of them here](https://github.com/Unity-Technologies/ml-agents/blob/main/docs/Training-Configuration-File.md).\n",
"\n",
"Now that you've created the config file and understand what most hyperparameters do, we're ready to train our agent ๐ฅ."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "f9fI555bO12v"
},
"source": [
"### Train the agent\n",
"\n",
"To train our agent, we just need to **launch mlagents-learn and select the executable containing the environment.**\n",
"\n",
"We define four parameters:\n",
"\n",
"1. `mlagents-learn <config>`: the path where the hyperparameter config file is.\n",
"2. `--env`: where the environment executable is.\n",
"3. `--run_id`: the name you want to give to your training run id.\n",
"4. `--no-graphics`: to not launch the visualization during the training.\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/mlagentslearn.png\" alt=\"MlAgents learn\"/>\n",
"\n",
"Train the model and use the `--resume` flag to continue training in case of interruption.\n",
"\n",
"> It will fail first time if and when you use `--resume`, try running the block again to bypass the error.\n",
"\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "lN32oWF8zPjs"
},
"source": [
"The training will take 10 to 35min depending on your config, go take a โ๏ธyou deserve it ๐ค."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "bS-Yh1UdHfzy"
},
"outputs": [],
"source": [
"!mlagents-learn ./config/ppo/SnowballTarget.yaml --env=./training-envs-executables/linux/SnowballTarget/SnowballTarget --run-id=\"SnowballTarget1\" --no-graphics"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "5Vue94AzPy1t"
},
"source": [
"### Push the agent to the ๐ค Hub\n",
"\n",
"- Now that we trained our agent, we’re **ready to push it to the Hub to be able to visualize it playing on your browser๐ฅ.**"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "izT6FpgNzZ6R"
},
"source": [
"To be able to share your model with the community there are three more steps to follow:\n",
"\n",
"1๏ธโฃ (If it's not already done) create an account to HF โก https://huggingface.co/join\n",
"\n",
"2๏ธโฃ Sign in and then, you need to store your authentication token from the Hugging Face website.\n",
"- Create a new token (https://huggingface.co/settings/tokens) **with write role**\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/notebooks/create-token.jpg\" alt=\"Create HF Token\">\n",
"\n",
"- Copy the token\n",
"- Run the cell below and paste the token"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "rKt2vsYoK56o"
},
"outputs": [],
"source": [
"from huggingface_hub import notebook_login\n",
"notebook_login()"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "aSU9qD9_6dem"
},
"source": [
"If you don't want to use a Google Colab or a Jupyter Notebook, you need to use this command instead: `huggingface-cli login`"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "KK4fPfnczunT"
},
"source": [
"Then, we simply need to run `mlagents-push-to-hf`.\n",
"\n",
"And we define 4 parameters:\n",
"\n",
"1. `--run-id`: the name of the training run id.\n",
"2. `--local-dir`: where the agent was saved, it’s results/<run_id name>, so in my case results/First Training.\n",
"3. `--repo-id`: the name of the Hugging Face repo you want to create or update. It’s always <your huggingface username>/<the repo name>\n",
"If the repo does not exist **it will be created automatically**\n",
"4. `--commit-message`: since HF repos are git repository you need to define a commit message.\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/mlagentspushtohub.png\" alt=\"Push to Hub\"/>\n",
"\n",
"For instance:\n",
"\n",
"`!mlagents-push-to-hf --run-id=\"SnowballTarget1\" --local-dir=\"./results/SnowballTarget1\" --repo-id=\"ThomasSimonini/ppo-SnowballTarget\" --commit-message=\"First Push\"`"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "kAFzVB7OYj_H"
},
"outputs": [],
"source": [
"!mlagents-push-to-hf --run-id=\"SnowballTarget1\" --local-dir=\"./results/SnowballTarget1\" --repo-id=\"ThomasSimonini/ppo-SnowballTarget\" --commit-message=\"First Push\""
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "dGEFAIboLVc6"
},
"outputs": [],
"source": [
"!mlagents-push-to-hf --run-id= # Add your run id --local-dir= # Your local dir --repo-id= # Your repo id --commit-message= # Your commit message"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "yborB0850FTM"
},
"source": [
"Else, if everything worked you should have this at the end of the process(but with a different url ๐) :\n",
"\n",
"\n",
"\n",
"```\n",
"Your model is pushed to the hub. You can view your model here: https://huggingface.co/ThomasSimonini/ppo-SnowballTarget\n",
"```\n",
"\n",
"It’s the link to your model, it contains a model card that explains how to use it, your Tensorboard and your config file. **What’s awesome is that it’s a git repository, that means you can have different commits, update your repository with a new push etc.**"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "5Uaon2cg0NrL"
},
"source": [
"But now comes the best: **being able to visualize your agent online ๐.**"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "VMc4oOsE0QiZ"
},
"source": [
"### Watch your agent playing ๐\n",
"\n",
"For this step it’s simple:\n",
"\n",
"1. Go here: https://huggingface.co/spaces/ThomasSimonini/ML-Agents-SnowballTarget\n",
"\n",
"2. Launch the game and put it in full screen by clicking on the bottom right button\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/snowballtarget_load.png\" alt=\"Snowballtarget load\"/>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "Djs8c5rR0Z8a"
},
"source": [
"1. In step 1, type your username (your username is case sensitive: for instance, my username is ThomasSimonini not thomassimonini or ThOmasImoNInI) and click on the search button.\n",
"\n",
"2. In step 2, select your model repository.\n",
"\n",
"3. In step 3, **choose which model you want to replay**:\n",
" - I have multiple ones, since we saved a model every 500000 timesteps.\n",
" - But since I want the more recent, I choose `SnowballTarget.onnx`\n",
"\n",
"๐ What’s nice **is to try with different models step to see the improvement of the agent.**\n",
"\n",
"And don't hesitate to share the best score your agent gets on discord in #rl-i-made-this channel ๐ฅ\n",
"\n",
"Let's now try a harder environment called Pyramids..."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "rVMwRi4y_tmx"
},
"source": [
"## Pyramids ๐\n",
"\n",
"### Download and move the environment zip file in `./training-envs-executables/linux/`\n",
"- Our environment executable is in a zip file.\n",
"- We need to download it and place it to `./training-envs-executables/linux/`\n",
"- We use a linux executable because we use colab, and colab machines OS is Ubuntu (linux)"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "x2C48SGZjZYw"
},
"source": [
"We downloaded the file Pyramids.zip from from https://huggingface.co/spaces/unity/ML-Agents-Pyramids/resolve/main/Pyramids.zip using `wget`"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "eWh8Pl3sjZY2"
},
"outputs": [],
"source": [
"!wget \"https://huggingface.co/spaces/unity/ML-Agents-Pyramids/resolve/main/Pyramids.zip\" -O ./training-envs-executables/linux/Pyramids.zip"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "V5LXPOPujZY3"
},
"source": [
"We unzip the executable.zip file"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "SmNgFdXhjZY3"
},
"outputs": [],
"source": [
"%%capture\n",
"!unzip -d ./training-envs-executables/linux/ ./training-envs-executables/linux/Pyramids.zip"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "T1jxwhrJjZY3"
},
"source": [
"Make sure your file is accessible"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "6fDd03btjZY3"
},
"outputs": [],
"source": [
"!chmod -R 755 ./training-envs-executables/linux/Pyramids/Pyramids"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "fqceIATXAgih"
},
"source": [
"### Modify the PyramidsRND config file\n",
"- Contrary to the first environment which was a custom one, **Pyramids was made by the Unity team**.\n",
"- So the PyramidsRND config file already exists and is in ./content/ml-agents/config/ppo/PyramidsRND.yaml\n",
"- You might asked why \"RND\" in PyramidsRND. RND stands for *random network distillation* it's a way to generate curiosity rewards. If you want to know more on that we wrote an article explaning this technique: https://medium.com/data-from-the-trenches/curiosity-driven-learning-through-random-network-distillation-488ffd8e5938\n",
"\n",
"For this training, we’ll modify one thing:\n",
"- The total training steps hyperparameter is too high since we can hit the benchmark (mean reward = 1.75) in only 1M training steps.\n",
"๐ To do that, we go to config/ppo/PyramidsRND.yaml,**and modify these to max_steps to 1000000.**\n",
"\n",
"<img src=\"https://huggingface.co/datasets/huggingface-deep-rl-course/course-images/resolve/main/en/unit7/pyramids-config.png\" alt=\"Pyramids config\"/>"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "RI-5aPL7BWVk"
},
"source": [
"As an experimentation, you should also try to modify some other hyperparameters, Unity provides a very [good documentation explaining each of them here](https://github.com/Unity-Technologies/ml-agents/blob/main/docs/Training-Configuration-File.md).\n",
"\n",
"We’re now ready to train our agent ๐ฅ."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "s5hr1rvIBdZH"
},
"source": [
"### Train the agent\n",
"\n",
"The training will take 30 to 45min depending on your machine, go take a โ๏ธyou deserve it ๐ค."
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "fXi4-IaHBhqD"
},
"outputs": [],
"source": [
"!mlagents-learn ./config/ppo/PyramidsRND.yaml --env=./training-envs-executables/linux/Pyramids/Pyramids --run-id=\"Pyramids Training\" --no-graphics"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "txonKxuSByut"
},
"source": [
"### Push the agent to the ๐ค Hub\n",
"\n",
"- Now that we trained our agent, we’re **ready to push it to the Hub to be able to visualize it playing on your browser๐ฅ.**"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"id": "yiEQbv7rB4mU"
},
"outputs": [],
"source": [
"!mlagents-push-to-hf --run-id= # Add your run id --local-dir= # Your local dir --repo-id= # Your repo id --commit-message= # Your commit message"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "7aZfgxo-CDeQ"
},
"source": [
"### Watch your agent playing ๐\n",
"\n",
"๐ https://huggingface.co/spaces/unity/ML-Agents-Pyramids"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "hGG_oq2n0wjB"
},
"source": [
"### ๐ Bonus: Why not train on another environment?\n",
"Now that you know how to train an agent using MLAgents, **why not try another environment?**\n",
"\n",
"MLAgents provides 17 different and we’re building some custom ones. The best way to learn is to try things of your own, have fun.\n",
"\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "KSAkJxSr0z6-"
},
"source": [
""
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "YiyF4FX-04JB"
},
"source": [
"You have the full list of the Unity official environments here ๐ https://github.com/Unity-Technologies/ml-agents/blob/develop/docs/Learning-Environment-Examples.md\n",
"\n",
"For the demos to visualize your agent ๐ https://huggingface.co/unity\n",
"\n",
"For now we have integrated:\n",
"- [Worm](https://huggingface.co/spaces/unity/ML-Agents-Worm) demo where you teach a **worm to crawl**.\n",
"- [Walker](https://huggingface.co/spaces/unity/ML-Agents-Walker) demo where you teach an agent **to walk towards a goal**."
]
},
{
"cell_type": "markdown",
"metadata": {
"id": "PI6dPWmh064H"
},
"source": [
"That’s all for today. Congrats on finishing this tutorial!\n",
"\n",
"The best way to learn is to practice and try stuff. Why not try another environment? ML-Agents has 17 different environments, but you can also create your own? Check the documentation and have fun!\n",
"\n",
"See you on Unit 6 ๐ฅ,\n",
"\n",
"## Keep Learning, Stay awesome ๐ค"
]
}
],
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