Use Sphinx Tabs to separate Python/R code in tutorials (#11410)

Author: david-cortes

doc/conf.py

@@ -239,6 +239,7 @@ def is_readthedocs_build():
     "sphinx.ext.intersphinx",
     "sphinx_gallery.gen_gallery",
     "sphinx_issues",
+    "sphinx_tabs.tabs",
     "breathe",
     "myst_parser",
 ]

doc/requirements.txt

@@ -12,6 +12,7 @@ myst-parser
 ray[train]
 sphinx-gallery
 sphinx-issues
+sphinx-tabs
 dask
 pyspark
 cloudpickle