ipyfilechooser doesn't work with cocalc's ipywidgets

[williamstein]

1. Install ipyfilechooser via pip
2. Try to use it following https://pypi.org/project/ipyfilechooser/
3. It doesn't work properly.

from ipyfilechooser import FileChooser

# Create and display a FileChooser widget
fc = FileChooser('/home/user')
display(fc)

but should be

[williamstein]

WORKAROUND: obviously, use JupyterLab instead.

[williamstein]

This is likely easy to fix. The actual listing selection is rendered in the DOM, but it has "display:none" set. Manually unsetting that and things work:

My guess is that there's some facility in ipywidgets for rendering something fully, THEN displaying it, and I just didn't know about it...?