[Feat] Deprecate Python 3.8, add Python 3.12

.github/workflows/build-publish.yml

@@ -19,9 +19,6 @@ jobs:
         strategy:
             matrix:
                 include:
-                    - os: ubuntu-latest
-                      python: 38
-                      platform: manylinux_x86_64
                     - os: ubuntu-latest
                       python: 39
                       platform: manylinux_x86_64
@@ -35,6 +32,7 @@ jobs:
                       python: 312
                       platform: manylinux_x86_64
 
+
         steps:
             - uses: actions/checkout@v4
             - name: Set up Python

.github/workflows/linux-test.yml

@@ -15,7 +15,7 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+                python-version: ['3.9', '3.10', '3.11', '3.12']
         steps:
             - uses: actions/checkout@v4
             - name: Set up Python ${{ matrix.python-version }}

.github/workflows/linux-tutorials-test.yml

@@ -17,7 +17,7 @@ jobs:
             fail-fast: false
 
             matrix:
-                python-version: ['3.8', '3.9', '3.10', '3.11']
+                python-version: ['3.9', '3.10', '3.11', '3.12']
                 tutorial: [Tianshou, CustomEnvironment, CleanRL, SB3/kaz, SB3/waterworld, SB3/test]  # TODO: fix tutorials and add back Ray, fix SB3/connect_four tutorial
         steps:
             - uses: actions/checkout@v4
@@ -42,7 +42,7 @@ jobs:
         strategy:
             fail-fast: false
             matrix:
-                python-version: ['3.9', '3.10', '3.11']
+                python-version: ['3.9', '3.10', '3.11', '3.12']
                 tutorial: [AgileRL]
         steps:
             - uses: actions/checkout@v4

.github/workflows/macos-test.yml

@@ -15,7 +15,7 @@ jobs:
             matrix:
             # Big Sur, Monterey
                 os: [macos-11, macos-12]
-                python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+                python-version: ['3.9', '3.10', '3.11', '3.12']
         steps:
             - uses: actions/checkout@v4
             - name: Set up Python ${{ matrix.python-version }}

README.md

@@ -26,7 +26,7 @@ This does not include dependencies for all families of environments (some enviro
 
 To install the dependencies for one family, use `pip install 'pettingzoo[atari]'`, or use `pip install 'pettingzoo[all]'` to install all dependencies.
 
-We support Python 3.8, 3.9, 3.10 and 3.11 on Linux and macOS. We will accept PRs related to Windows, but do not officially support it.
+We support and maintain PettingZoo for Python 3.9, 3.10, 3.11, and 3.12 on Linux and macOS. We will accept PRs related to Windows, but do not officially support it.
 
 Note: Some Linux distributions may require manual installation of `cmake`, `swig`, or `zlib1g-dev` (e.g., `sudo apt install cmake swig zlib1g-dev`)
 

docs/content/basic_usage.md

@@ -11,7 +11,7 @@ This does not include dependencies for all families of environments (some enviro
 
 To install the dependencies for one family, use `pip install 'pettingzoo[atari]'`, or use `pip install 'pettingzoo[all]'` to install all dependencies.
 
-We support Python 3.8, 3.9, 3.10 and 3.11 on Linux and macOS. We will accept PRs related to Windows, but do not officially support it.
+We support and maintain PettingZoo for Python 3.9, 3.10, 3.11, and 3.12 on Linux and macOS. We will accept PRs related to Windows, but do not officially support it.
 
 ## Initializing Environments
 

pyproject.toml

@@ -8,15 +8,14 @@ build-backend = "setuptools.build_meta"
 name = "pettingzoo"
 description = "Gymnasium for multi-agent reinforcement learning."
 readme = "README.md"
-requires-python = ">= 3.8"
+requires-python = ">= 3.9, <3.13"
 authors = [{ name = "Farama Foundation", email = "[email protected]" }]
 license = { text = "MIT License" }
 keywords = ["Reinforcement Learning", "game", "RL", "AI", "gymnasium"]
 classifiers = [
     "Development Status :: 4 - Beta",  # change to `5 - Production/Stable` when ready
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
@@ -32,16 +31,16 @@ dynamic = ["version"]
 
 [project.optional-dependencies]
 # Update dependencies in `all` if any are added or removed
-atari = ["multi_agent_ale_py>=0.1.11", "pygame>=2.3.0"]
+atari = ["multi_agent_ale_py>=0.1.11", "pygame>=2.6.0"]
 classic = [
     "chess>=1.9.4",
     "rlcard>=1.0.5",
-    "pygame>=2.3.0",
+    "pygame>=2.6.0",
     "shimmy[openspiel]>=1.2.0"
 ]
-butterfly = ["pygame>=2.3.0", "pymunk>=6.2.0"]
-mpe = ["pygame>=2.3.0"]
-sisl = ["pygame>=2.3.0", "pymunk>=6.2.0", "box2d-py>=2.3.5", "scipy>=1.4.1"]
+butterfly = ["pygame>=2.6.0", "pymunk>=6.2.0"]
+mpe = ["pygame>=2.6.0"]
+sisl = ["pygame>=2.6.0", "pymunk>=6.2.0", "box2d-py>=2.3.5", "scipy>=1.4.1"]
 other = ["pillow>=8.0.1"]
 testing = [
     "pynput>=1.7.6",
@@ -54,7 +53,7 @@ testing = [
 ]
 all = [
     "multi_agent_ale_py>=0.1.11",
-    "pygame>=2.3.0",
+    "pygame>=2.6.0",
     "chess>=1.9.4",
     "rlcard>=1.0.5",
     "shimmy[openspiel]>=1.2.0",

tutorials/SB3/waterworld/requirements.txt

@@ -1,3 +1,4 @@
+pygame==2.6.0
 pettingzoo[sisl]>=1.24.0
 stable-baselines3>=2.0.0
 supersuit>=3.9.0