Jupyter Lab 安装 R Kernel

Jupyter lab 默认支持 Python Kernel，但不支持 R Kernel，因 Prophet 有 R 版本，特安装体验之。

小编的环境：macOS Catalina

前置条件

• 已完成 Jupyter Lab 安装)

1. 安装 R Language

从 R 官网open in new window 下载安装包，安装之。

2. 安装 R Kernel for Jupyter

打开 R Console ，安装 R kernel

> install.packages("devtools")
trying URL 'https://mirrors.e-ducation.cn/CRAN/bin/macosx/contrib/4.0/devtools_2.4.0.tgz'
Content type 'application/x-gzip' length 392413 bytes (383 KB)
==================================================
downloaded 383 KB

> devtools::install_github("IRkernel/IRkernel")
Skipping install of 'IRkernel' from a github remote, the SHA1 (a862774d) has not changed since last install.
  Use `force = TRUE` to force installation


> IRkernel::installspec()  # to register the kernel in the current R installation
[InstallKernelSpec] Removing existing kernelspec in /Users/XXX/Library/Jupyter/kernels/ir
[InstallKernelSpec] Installed kernelspec ir in /Users/XXX/Library/Jupyter/kernels/ir

3. 在 jupyter lab 中使用 R

打开 jupyter lab 发现支持新建 R 的 notebook。

参照 Prophet for Ropen in new window，体验 Prophet 在 R 下的预测能力。

reference

• [1] IRkernel. Native R kernel for Jupyteropen in new window