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mirror of https://github.com/pyscript/pyscript.git synced 2022-05-01 19:47:48 +03:00

Simplify panel example

This commit is contained in:
Philipp Rudiger
2022-04-09 01:14:38 +02:00
parent a597f5cef2
commit 5f25668984

View File

@@ -23,72 +23,24 @@
</py-env>
<h1>Panel Example</h1>
<div id="myplot"></div>
<py-script>
<py-script>
import asyncio
import json
import micropip
import pyodide
from js import Bokeh, console, JSON
from bokeh import __version__
from bokeh.document import Document
from bokeh.embed.util import OutputDocumentFor, standalone_docs_json
from bokeh.protocol.messages.patch_doc import process_document_events
await micropip.install(['panel==0.13.0rc5'])
await micropip.install(['panel==0.13.0rc8'])
import panel as pn
slider = pn.widgets.FloatSlider(start=0, end=10, name='Amplitude')
def callback(new):
return f'Amplitude is: {new}'
slider = pn.widgets.FloatSlider(start=0, end=10, name='Amplitude')
row = pn.Row(slider, pn.bind(callback, slider))
print("about to embed")
await pn.io.pyodide.show(row, 'myplot')
</py-script>
def doc_json(model, target):
doc = model.server_doc()
model = doc.roots[0]
docs_json = standalone_docs_json([model])
doc_json = list(docs_json.values())[0]
root_id = doc_json['roots']['root_ids'][0]
return doc, json.dumps(dict(
target_id = target,
root_id = root_id,
doc = doc_json,
version = __version__,
))
def link_docs(pydoc, jsdoc):
def jssync(event):
if (event.setter_id is not None):
return
events = [event]
json_patch = jsdoc.create_json_patch_string(pyodide.to_js(events))
pydoc.apply_json_patch(json.loads(json_patch))
jsdoc.on_change(pyodide.create_proxy(jssync), pyodide.to_js(False))
def pysync(event):
json_patch = process_document_events([event], use_buffers=False)[0]
jsdoc.apply_json_patch(JSON.parse(json_patch), {}, setter_id='js')
pydoc.on_change(pysync)
async def show(plot, target):
pydoc, model_json = doc_json(plot, target)
views = await Bokeh.embed.embed_item(JSON.parse(model_json))
print("Done embedding...")
jsdoc = views[0].model.document
link_docs(pydoc, jsdoc)
await show(row, 'myplot')
</py-script>
</body>
</html>