jupyterlab 3.4.0rc0 on Python PyPI

3.4.0rc0

Display default value in setting editor for changed values #12468 (@echarles)
Uses dark theme for Vega when JupyterLab theme is dark #12411 (@jweill-aws)
Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar #12028 (@jweill-aws)
Customize the file browser toolbar via the settings #12441 (@fcollonval)
Wait until file browser commands are ready before activating file browser widget #12435 (@fcollonval)
Add a "New Tab" button that opens the launcher #12195 (@ajbozarth)
Simplify galata import by proxying expect #12311 (@fcollonval)
Open terminal in cwd from launcher #12250 (@rccern)
Add support for filtering by field names in setting editor #12082 (@marthacryan)
Use transform to quickly switch between tabs. #11074 (@fcollonval)
Pop up select kernel dialog when run a cell without kernel #12379 (@a3626a)
Allow LauncherModel to be more extendable #12344 (@ajbozarth)
Add argument searchText and replaceText to search and replace commands #12310 (@fcollonval)
Add argument line and column to codemirror go to line command #12204 (@fcollonval)
Default is no virtual rendering + Relax virtual notebook rendering and ensure no structural change until rendering is completed #12258 (@echarles)

Check if process is declared before optional chaining in makeSettings #12472 (@fcollonval)
Signal should only export ISignal publicly #12471 (@fcollonval)
Move cell toolbar below search document widget #12467 (@fcollonval)
Use css variable for font size. #12255 (@Carreau)

Creates cell-toolbar, cell-toolbar-extension packages and populates toolbar #12028 (@jweill-aws)
Customize the file browser toolbar via the settings #12441 (@fcollonval)