def test_to_js_default_converter2(selenium):
import json
import pytest
from js import JSON, Array
from pyodide import JsException, run_js, to_js
class Pair:
def __init__(self, first, second):
self.first = first
self.second = second
p1 = Pair(1, 2)
p2 = Pair(1, 2)
p2.first = p2
def default_converter(value, convert, cacheConversion):
result = Array.new()
cacheConversion(value, result)
result.push(convert(value.first))
result.push(convert(value.second))
return result
p1js = to_js(p1, default_converter=default_converter)
p2js = to_js(p2, default_converter=default_converter)
assert json.loads(JSON.stringify(p1js)) == [1, 2]
with pytest.raises(JsException, match="TypeError"):
JSON.stringify(p2js)
assert run_js("(x) => x[0] === x")(p2js)
assert run_js("(x) => x[1] === 2")(p2js)
def pysync(event):
json_patch, buffers = process_document_events([event],
use_buffers=True)
buffer_map = {}
for (ref, buffer) in buffers:
buffer_map[ref['id']] = pyodide.to_js(buffer).buffer
jsdoc.apply_json_patch(JSON.parse(json_patch),
pyodide.to_js(buffer_map),
setter_id='js')
async def add_ui(self, source_id, ui):
# print("Handling new user...")
# Might as well make sure that we don't have other charts that are out of date.
# So let's send an update to the existing charts first.
await self.update_a()
self.ui_tabs[source_id] = ui
# "initialize" command sets chart range and page in addition to setting the chart.
# "initialize" does a superset of what "reset" does.
try:
await ui.initializeSseq(js_JSON.parse(JSON.stringify(self.chart)))
except Exception as e:
console.log(e)
def load_config():
config = None
config_str = localStorage.getItem('config')
if config_str:
config = JSON.parse(config_str)
config = config or {
'use_tls': True,
'couch_host': '',
'couch_port': '',
'couch_username': '',
'couch_password': '',
'sync_enabled': True,
}
return config
async def export_data(self):
data = {}
for db_name in ['recipes', 'plans', 'groceries']:
all_docs = await PromiseProxy(PouchDB.new(db_name).allDocs({'include_docs': True}))
data[db_name] = [row.doc for row in all_docs.rows]
blob = Blob.new([JSON.stringify(data)], {'type': 'application/json'})
print('blob made', blob)
url = URL.createObjectURL(blob)
print('made url', url)
link = document.createElement('a')
link.setAttribute('href', url)
link.setAttribute('download', 'nutrition_export.json')
document.body.appendChild(link)
link.click()
link.remove()
URL.revokeObjectURL(url)
async def show(obj, target):
"""
Renders the object into a DOM node specified by the target.
Arguments
---------
obj: Viewable
Object to render into the DOM node
target: str
Target ID of the DOM node to render the object into.
"""
from js import Bokeh
from ..pane import panel as as_panel
obj = as_panel(obj)
pydoc, model_json = _doc_json(obj, target)
views = await Bokeh.embed.embed_item(JSON.parse(model_json))
jsdoc = views[0].model.document
_link_docs(pydoc, jsdoc)
def main():
kv = get_config()
print JSON().encode(kv)
async def update_charts_a(self, messages):
messages = js_JSON.parse(JSON.stringify(messages))
for ui in self.ui_tabs.values():
await ui.appplyMessages(messages)
def main():
print JSON().encode(get_config())
def save_config(config):
localStorage.setItem('config', JSON.stringify(config))
sync.configure(config)