JupyterLab Weekly Meeting Minutes 20 May 2020

[jasongrout]

20 May 2020 Weekly Meeting

• Saul

  • RTC call on a week from Monday, please come, if you would like! https://hackmd.io/UbnBH58hS8itoWgfiWT77A
  • Current progress:
    • Moving towards a proof of concept of the supernode approach, with the existing lumino datastore
  • To look into (opened issue https://github.com/jupyterlab/rtc/issues/15)
    • CRDTs:
      • automerge
      • Microsoft Fluid framework
    • Other approaches:
      • https://github.com/jaredly/local-first (Jared Forsyth has a few interesting posts looking at libraries out there: https://jaredforsyth.com/)
      • William Stein's implementation in cocalc
  • There are tradeoffs between performance and some features we want.

• Steve

  • Mostly focused on PR reviews and CI stability - subprocesses are a bear
  • Released ipykernel 5.3 this morning
  • Starting a sprint tomorrow on Extension System Refactor

• Darian

  • JupyterLab mobile considerations
  • jupyter/notebook maintenance

• Tim

  • JupyterLab/Design
    • Will open Team-Compass Issue.
  • Files System UX Research
    • competetive analysis
    • Survey tomorrow to pass around if you have interested parties, please feel free share around.

• Jason

  • Upgrade to TS 3.9 merged
  • nbgrader port to JLab - Port the notebook extensions to JupyterLab jupyter/nbgrader#1006
    • No Cell Toolbar, to quickly introspect cell metadata or grading data.
  • Extension system exploration: Experiment with module federation jupyterlab#8385

• Luciano

  • TOC as JLab core extension ?
    • Merge into Jupyter Lab core? jupyterlab-toc#130
    • Team compass issue
      • Merge JupyterLab-TOC to JupyterLab core #63

More discussion:

• Is time even real anymore? Corona Time Vortex
• Is lumino discussion supposed to happen in this meeting?
  • Yes. Lumino readme should get a note about this meeting.
  • Key code discussion: Keymap based on .key or .code rather than .keyCode? lumino#74
• Continued RTC Discussion.
• Poll about notebook vs lab usage, and in particular python developers survey 2019
• Several take-aways from discussion about priorities for helping users to migrate to JupyterLab
  • Single-document mode emulating the feel of the classic notebook
  • Lowering the barrier to writing dynamic plugins, like Wolf's dynamic extension plugin
  • Stand-alone installer, like the jlab electron project offers