MAINT move sphinx gallery download and try buttons on the left side b…

…ar (skrub-data#1055)

doc/_static/css/custom.css

@@ -243,3 +243,14 @@ a.sk-btn-orange {
 a.sk-btn-orange:hover {
     background-color: #fcb575;  /* --sk-orange-tint-3 */
 }
+
+/* Download/laucher links and top hint (sphinx-gallery) */
+
+.sphx-glr-download-link-note,
+.binder-badge,
+.lite-badge,
+.sphx-glr-download-jupyter,
+.sphx-glr-download-python,
+.sphx-glr-download-zip {
+  display: none;
+}

doc/conf.py

@@ -199,7 +199,13 @@
     # "article_footer_items": ["prev-next.html", "test.html", "test.html"],
     # "content_footer_items": ["prev-next.html", "test.html", "test.html"],
     # "footer_start": ["test.html", "test.html"],
-    # "secondary_sidebar_items": ["index.html"],  # Remove the source buttons
+    # When specified as a dictionary, the keys should follow glob-style patterns, as in
+    # https://www.sphinx-doc.org/en/master/usage/configuration.html#confval-exclude_patterns
+    # In particular, "**" specifies the default for all pages
+    # Use :html_theme.sidebar_secondary.remove: for file-wide removal
+    "secondary_sidebar_items": {
+        "**": ["page-toc", "sourcelink", "sg_download_links", "sg_launcher_links"]
+    },
     "switcher": {
         "json_url": (
             "https://raw.githubusercontent.com/skrub-data/skrub/main/doc/version.json"