Support Numpy 2.0 and Bump Python Version (#120)

Author: LucasAlegre

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}

mo_gymnasium/envs/lunar_lander/lunar_lander.py

@@ -72,7 +72,7 @@ def step(self, action):
             )
 
         if self.continuous:
-            action = np.clip(action, -1, +1).astype(np.float32)
+            action = np.clip(action, -1, +1).astype(np.float64)
         else:
             assert self.action_space.contains(action), f"{action!r} ({type(action)}) invalid "
 

mo_gymnasium/envs/mario/mario.py

@@ -20,6 +20,8 @@ class MOSuperMarioBros(SuperMarioBrosEnv, gym.Env, EzPickle):
     ## Description
     Multi-objective version of the SuperMarioBro environment.
 
+    Obs: To run this environment, it is required numpy==1.21 due to nes-py dependency.
+
     See [gym-super-mario-bros](https://github.com/Kautenja/gym-super-mario-bros) for more information.
 
     ## Reward Space

mo_gymnasium/envs/minecart/minecart.py

@@ -786,7 +786,7 @@ def compute_angle(p0, p1, p2):
     v0 = np.array(p0) - np.array(p1)
     v1 = np.array(p2) - np.array(p1)
 
-    angle = np.math.atan2(np.linalg.det([v0, v1]), np.dot(v0, v1))
+    angle = np.arctan2(np.linalg.det([v0, v1]), np.dot(v0, v1))
     return np.degrees(angle)
 
 

pyproject.toml

@@ -6,32 +6,32 @@ build-backend = "setuptools.build_meta"
 name = "mo-gymnasium"
 description="A standard API for MORL and a diverse set of reference environments."
 readme = "README.md"
-requires-python = ">= 3.9"
+requires-python = ">= 3.10"
 authors = [{ name = "Farama Foundation", email = "contact@farama.org" }]
 license = { text = "MIT License" }
 keywords = ["Reinforcement Learning", "Multi-Objective", "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 :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     'Intended Audience :: Science/Research',
     'Topic :: Scientific/Engineering :: Artificial Intelligence',
 ]
 dependencies = [
     "gymnasium >=1.1.0",
-    "numpy >=1.21.0,<2.0",
+    "numpy >=1.21",
     "pygame >=2.1.3",
     "scipy >=1.7.3",
 ]
 dynamic = ["version"]
 
 [project.optional-dependencies]
 # Update dependencies in `all` if any are added or removed
-mario = ["nes-py", "gym-super-mario-bros"]
+mario = ["nes-py", "gym-super-mario-bros", "numpy >=1.21.0,<2.0"]
 minecart = ["scipy >=1.7.3  "]
 mujoco = ["mujoco >=2.2.0", "imageio >=2.14.1"]
 highway = ["highway-env >=1.8"]

tests/test_envs.py

@@ -16,7 +16,7 @@
         continue
 
     # collect MO Gymnasium envs
-    if env_spec.entry_point.split(".")[0] == "mo_gymnasium":
+    if env_spec.entry_point.split(".")[0] == "mo_gymnasium" and "mario" not in env_spec.id:
         all_testing_env_specs.append(env_spec)