[MRG] Move binder setup to scikit-learn/scikit-learn repo (scikit-lea…

…rn#14719)

.binder/postBuild

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+set -e
+
+# This script is called in a binder context. When this script is called, we are
+# inside a git checkout of the scikit-learn/scikit-learn repo. This script is
+# generating notebooks from the scikit-learn python examples.
+
+if [[ ! -f /.dockerenv ]]; then
+    echo "This script was written for repo2docker and is supposed to run inside a docker container."
+    echo "Exiting because this script can delete data if run outside of a docker container."
+    exit 1
+fi
+
+# Back up content we need from the scikit-learn repo
+TMP_CONTENT_DIR=/tmp/scikit-learn
+mkdir -p $TMP_CONTENT_DIR
+cp -r examples .binder $TMP_CONTENT_DIR
+# delete everything in current directory including dot files and dot folders
+find . -delete
+
+# Generate notebooks and remove other files from examples folder
+GENERATED_NOTEBOOKS_DIR=.generated-notebooks
+cp -r $TMP_CONTENT_DIR/examples $GENERATED_NOTEBOOKS_DIR
+
+find $GENERATED_NOTEBOOKS_DIR -name '*.py' -exec sphx_glr_python_to_jupyter.py '{}' +
+NON_NOTEBOOKS=$(find $GENERATED_NOTEBOOKS_DIR -type f | grep -v '\.ipynb')
+rm -f $NON_NOTEBOOKS
+
+# Put the .binder folder back (may be useful for debugging purposes)
+mv $TMP_CONTENT_DIR/.binder .
+# Final clean up
+rm -rf $TMP_CONTENT_DIR
+
+# This is for compatibility with binder sphinx-gallery integration: this makes
+# sure that the binder links generated by sphinx-gallery are correct even tough
+# the repo we use for binder (scikit-learn/scikit-learn) is not the repo of the
+# generated doc (scikit-learn/scikit-learn.github.io)
+mkdir notebooks
+ln -s ../$GENERATED_NOTEBOOKS_DIR notebooks/auto_examples

.binder/requirements.txt

@@ -0,0 +1,7 @@
+--find-links https://sklearn-nightly.scdn8.secure.raxcdn.com scikit-learn
+matplotlib
+scikit-image
+pandas
+sphinx-gallery
+scikit-learn>=0.22.dev0
+

doc/conf.py

@@ -271,7 +271,7 @@
     'gallery_dirs': ['auto_examples'],
     'binder': {
         'org': 'scikit-learn',
-        'repo': 'binder-examples',
+        'repo': 'scikit-learn',
         'binderhub_url': 'https://mybinder.org',
         'branch': binder_branch,
         'dependencies': './binder/requirements.txt',