Windows 10 JupyterLab server using WSL Ubuntu kernel

kernel.json

{
 "argv": [
  "C:\\windows\\system32\\wsl.exe",
  "-d",
  "Ubuntu",
  "/home/yuanpeng/anaconda3/envs/py37/bin/python",
  "-m",
  "ipykernel_launcher",
  "-f",
  "$(wslpath -a '{connection_file}')"
 ],
 "display_name": "diffpy",
 "language": "python",
 "metadata": {
  "debugger": true
 }
}