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Dependency Cleanup for WASM environments #2804

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Merged
Cleptomania merged 2 commits into from
Dec 27, 2025
+20 −13
Merged

Dependency Cleanup for WASM environments #2804

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b8843aa
Make pymunk optional
Cleptomania Dec 27, 2025
4feaeb1
Some more dependency cleanup for WASM environment
Cleptomania Dec 27, 2025
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4 changes: 3 additions & 1 deletion arcade/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -192,10 +192,12 @@ def configure_logging(level: int | None = None):
from .tilemap import load_tilemap
from .tilemap import TileMap

if sys.platform != "emscripten":
try:
from .pymunk_physics_engine import PymunkPhysicsEngine
from .pymunk_physics_engine import PymunkPhysicsObject
from .pymunk_physics_engine import PymunkException
except ImportError:
pass

from .version import VERSION

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10 changes: 6 additions & 4 deletions arcade/hitbox/__init__.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
from PIL.Image import Image

from arcade.types import Point2List
from arcade.utils import is_pyodide

from .base import HitBox, HitBoxAlgorithm, RotatableHitBox
from .bounding_box import BoundingHitBoxAlgorithm
Expand All @@ -10,12 +9,15 @@

#: The simple hit box algorithm.
algo_simple = SimpleHitBoxAlgorithm()
#: The detailed hit box algorithm.

if not is_pyodide():
#: The detailed hit box algorithm. This depends on pymunk and will fallback to the simple algorithm.
try:
from .pymunk import PymunkHitBoxAlgorithm

algo_detailed = PymunkHitBoxAlgorithm()
except ImportError:
print("WARNING: Running without PyMunk. The detailed hitbox algorithm will fallback to simple")
algo_detailed = SimpleHitBoxAlgorithm()


#: The bounding box hit box algorithm.
algo_bounding_box = BoundingHitBoxAlgorithm()
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10 changes: 7 additions & 3 deletions pyproject.toml
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Expand Up @@ -21,8 +21,7 @@ classifiers = [
]
dependencies = [
"pyglet==3.0.dev1",
"pillow~=12.0.0",
"pymunk~=7.2.0",
"pillow>=11.3.0",
"pytiled-parser~=2.2.9",
]
dynamic = ["version"]
Expand All @@ -36,6 +35,9 @@ Source = "https://github.com/pythonarcade/arcade"
Book = "https://learn.arcade.academy"

[dependency-groups]
extras = [
"pymunk~=7.2.0"
]
# Used for dev work
dev = [
"sphinx==8.1.3", # April 2024 | Updated 2024-07-15, 7.4+ is broken with sphinx-autobuild
Expand All @@ -62,8 +64,10 @@ dev = [
"click==8.1.7", # Temp fix until we bump typer
"typer==0.12.5", # Needed for make.py
"wheel",
"bottle" # Used for web testing playground
"bottle", # Used for web testing playground
{include-group = "extras"}
]

# Testing only
testing_libraries = ["pytest", "pytest-mock", "pytest-cov", "pyyaml==6.0.1"]

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7 changes: 3 additions & 4 deletions webplayground/example.tpl
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Expand Up @@ -4,7 +4,7 @@
<head>
% title = name.split(".")[-1]
<title>{{title}}</title>
<script src="https://cdn.jsdelivr.net/pyodide/v0.28.1/full/pyodide.js"></script>
<script src="https://cdn.jsdelivr.net/pyodide/v0.29.0/full/pyodide.js"></script>
</head>

<body>
Expand All @@ -13,9 +13,8 @@
let pyodide = await loadPyodide();
await pyodide.loadPackage("micropip");
const micropip = pyodide.pyimport("micropip");
await pyodide.loadPackage("pillow"); // Arcade needs Pillow
await micropip.install("pyglet==3.0.dev1", pre=true)
await micropip.install("http://localhost:8000/static/{{arcade_wheel}}");
await pyodide.loadPackage("pillow");
await micropip.install("http://localhost:8000/static/{{arcade_wheel}}", pre=true);

// We are importing like this because some example files have numbers in the name, and you can't use those in normal import statements
pyodide.runPython(`
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2 changes: 1 addition & 1 deletion webplayground/server.py
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Expand Up @@ -61,7 +61,7 @@ def main():

# Go to arcade and build a wheel
os.chdir(path_arcade)
subprocess.run(["python", "-m", "build", "--wheel", "--outdir", "dist"])
subprocess.run(["uv", "build"])
os.chdir(here)
shutil.copy(path_arcade_wheel, f"./{arcade_wheel_filename}")

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