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Updated Polyscript with its workers feature (#2104)

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* Updated Polyscript with its workers feature
* Worked around the inconsistent behavior between Pyodide and MicroPython
* Fixed Pyodide greedy access to undesired Proxy fields
This commit is contained in:
Andrea Giammarchi
2024-06-26 14:01:22 +02:00
committed by GitHub
parent 7b8ef7ebe2
commit 6f49f18937
10 changed files with 204 additions and 83 deletions
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169
pyscript.core/package-lock.json generated
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8
pyscript.core/package.json
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"type-checked-collections": "^0.1.7"
@@ -55,14 +55,14 @@
"@codemirror/language": "^6.10.2",
"@codemirror/state": "^6.4.1",
"@codemirror/view": "^6.28.2",
"@playwright/test": "^1.44.1",
"@playwright/test": "^1.45.0",
"@rollup/plugin-commonjs": "^26.0.1",
"@rollup/plugin-node-resolve": "^15.2.3",
"@rollup/plugin-terser": "^0.4.4",
"@webreflection/toml-j0.4": "^1.1.3",
"@xterm/addon-fit": "^0.10.0",
"@xterm/addon-web-links": "^0.11.0",
"bun": "^1.1.16",
"bun": "^1.1.17",
"chokidar": "^3.6.0",
"codemirror": "^6.0.1",
"eslint": "^9.5.0",

3
pyscript.core/src/stdlib/pyscript/__init__.py
View File

@@ -46,6 +46,9 @@ from pyscript.magic_js import (
from pyscript.storage import Storage, storage
from pyscript.websocket import WebSocket
if not RUNNING_IN_WORKER:
from pyscript.workers import create_named_worker, workers
try:
from pyscript.event_handling import when
except:

43
pyscript.core/src/stdlib/pyscript/workers.py Normal file
View File

@@ -0,0 +1,43 @@
import js as _js
from polyscript import workers as _workers
_get = _js.Reflect.get
def _set(script, name, value=""):
script.setAttribute(name, value)
# this solves an inconsistency between Pyodide and MicroPython
# @see https://github.com/pyscript/pyscript/issues/2106
class _ReadOnlyProxy:
def __getitem__(self, name):
return _get(_workers, name)
def __getattr__(self, name):
return _get(_workers, name)
workers = _ReadOnlyProxy()
async def create_named_worker(src="", name="", config=None, type="py"):
from json import dumps
if not src:
raise ValueError("Named workers require src")
if not name:
raise ValueError("Named workers require a name")
s = _js.document.createElement("script")
s.type = type
s.src = src
_set(s, "worker")
_set(s, "name", name)
if config:
_set(s, "config", isinstance(config, str) and config or dumps(config))
_js.document.body.append(s)
return await workers[name]

5
pyscript.core/test/mpy.spec.js
View File

@@ -93,3 +93,8 @@ test('MicroPython + Storage', async ({ page }) => {
await page.goto('http://localhost:8080/test/storage.html');
await page.waitForSelector('html.ok');
});
test('MicroPython + workers', async ({ page }) => {
await page.goto('http://localhost:8080/test/workers/index.html');
await page.waitForSelector('html.mpy.py');
});

2
pyscript.core/test/workers/config.toml Normal file
View File

@@ -0,0 +1,2 @@
[files]
"./test.py" = "./test.py"

30
pyscript.core/test/workers/index.html Normal file
View File

@@ -0,0 +1,30 @@
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width,initial-scale=1.0">
<script type="module" src="../../dist/core.js"></script>
</head>
<body>
<script type="mpy" async>
from pyscript import create_named_worker
await create_named_worker("./worker.py", name="micropython_version", type="mpy")
</script>
<script type="mpy" config="./config.toml" async>
from test import test
await test("mpy")
</script>
<script type="py" config="./config.toml" async>
from test import test
await test("py")
</script>
<script type="py" name="pyodide_version" worker>
def pyodide_version():
import sys
return sys.version
__export__ = ['pyodide_version']
</script>
</body>
</html>

19
pyscript.core/test/workers/test.py Normal file
View File

@@ -0,0 +1,19 @@
from pyscript import document, workers
async def test(interpreter):
# accessed as item
named = await workers.micropython_version
version = await named.micropython_version()
document.body.append(version)
document.body.append(document.createElement("hr"))
# accessed as attribute
named = await workers["pyodide_version"]
version = await named.pyodide_version()
document.body.append(version)
document.body.append(document.createElement("hr"))
document.documentElement.classList.add(interpreter)

7
pyscript.core/test/workers/worker.py Normal file
View File

@@ -0,0 +1,7 @@
def micropython_version():
import sys
return sys.version
__export__ = ["micropython_version"]

1
pyscript.core/types/stdlib/pyscript.d.ts vendored
View File

@@ -16,6 +16,7 @@ declare namespace _default {
"media.py": string;
};
"websocket.py": string;
"workers.py": string;
};
let pyweb: {
"__init__.py": string;