update python dependencies

docs/_static/basic.css

@@ -4,7 +4,7 @@
  *
  * Sphinx stylesheet -- basic theme.
  *
- * :copyright: Copyright 2007-2019 by the Sphinx team, see AUTHORS.
+ * :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
  * :license: BSD, see LICENSE for details.
  *
  */

docs/_static/doctools.js

@@ -4,7 +4,7 @@
  *
  * Sphinx JavaScript utilities for all documentation.
  *
- * :copyright: Copyright 2007-2019 by the Sphinx team, see AUTHORS.
+ * :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
  * :license: BSD, see LICENSE for details.
  *
  */
@@ -283,10 +283,11 @@ var Documentation = {
   },
 
   initOnKeyListeners: function() {
-    $(document).keyup(function(event) {
+    $(document).keydown(function(event) {
       var activeElementType = document.activeElement.tagName;
       // don't navigate when in search box or textarea
-      if (activeElementType !== 'TEXTAREA' && activeElementType !== 'INPUT' && activeElementType !== 'SELECT') {
+      if (activeElementType !== 'TEXTAREA' && activeElementType !== 'INPUT' && activeElementType !== 'SELECT'
+          && !event.altKey && !event.ctrlKey && !event.metaKey && !event.shiftKey) {
         switch (event.keyCode) {
           case 37: // left
             var prevHref = $('link[rel="prev"]').prop('href');

docs/_static/documentation_options.js

@@ -5,6 +5,7 @@ var DOCUMENTATION_OPTIONS = {
     COLLAPSE_INDEX: false,
     BUILDER: 'html',
     FILE_SUFFIX: '.html',
+    LINK_SUFFIX: '.html',
     HAS_SOURCE: true,
     SOURCELINK_SUFFIX: '.txt',
     NAVIGATION_WITH_KEYS: false

docs/_static/language_data.js

@@ -5,7 +5,7 @@
  * This script contains the language-specific data used by searchtools.js,
  * namely the list of stopwords, stemmer, scorer and splitter.
  *
- * :copyright: Copyright 2007-2019 by the Sphinx team, see AUTHORS.
+ * :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
  * :license: BSD, see LICENSE for details.
  *
  */

docs/_static/searchtools.js

@@ -4,7 +4,7 @@
  *
  * Sphinx JavaScript utilities for the full-text search.
  *
- * :copyright: Copyright 2007-2019 by the Sphinx team, see AUTHORS.
+ * :copyright: Copyright 2007-2020 by the Sphinx team, see AUTHORS.
  * :license: BSD, see LICENSE for details.
  *
  */
@@ -63,6 +63,11 @@ var Search = {
       htmlElement.innerHTML = htmlString;
       $(htmlElement).find('.headerlink').remove();
       docContent = $(htmlElement).find('[role=main]')[0];
+      if(docContent === undefined) {
+          console.warn("Content block not found. Sphinx search tries to obtain it " +
+                       "via '[role=main]'. Could you check your theme or template.");
+          return "";
+      }
       return docContent.textContent || docContent.innerText;
   },
 
@@ -245,6 +250,8 @@ var Search = {
       if (results.length) {
         var item = results.pop();
         var listItem = $('<li style="display:none"></li>');
+        var requestUrl = "";
+        var linkUrl = "";
         if (DOCUMENTATION_OPTIONS.BUILDER === 'dirhtml') {
           // dirhtml builder
           var dirname = item[0] + '/';
@@ -253,15 +260,17 @@ var Search = {
           } else if (dirname == 'index/') {
             dirname = '';
           }
-          listItem.append($('<a/>').attr('href',
-            DOCUMENTATION_OPTIONS.URL_ROOT + dirname +
-            highlightstring + item[2]).html(item[1]));
+          requestUrl = DOCUMENTATION_OPTIONS.URL_ROOT + dirname;
+          linkUrl = requestUrl;
+
         } else {
           // normal html builders
-          listItem.append($('<a/>').attr('href',
-            item[0] + DOCUMENTATION_OPTIONS.FILE_SUFFIX +
-            highlightstring + item[2]).html(item[1]));
+          requestUrl = DOCUMENTATION_OPTIONS.URL_ROOT + item[0] + DOCUMENTATION_OPTIONS.FILE_SUFFIX;
+          linkUrl = item[0] + DOCUMENTATION_OPTIONS.LINK_SUFFIX;
         }
+        listItem.append($('<a/>').attr('href',
+            linkUrl +
+            highlightstring + item[2]).html(item[1]));
         if (item[3]) {
           listItem.append($('<span> (' + item[3] + ')</span>'));
           Search.output.append(listItem);
@@ -269,7 +278,7 @@ var Search = {
             displayNextItem();
           });
         } else if (DOCUMENTATION_OPTIONS.HAS_SOURCE) {
-          $.ajax({url: DOCUMENTATION_OPTIONS.URL_ROOT + item[0] + DOCUMENTATION_OPTIONS.FILE_SUFFIX,
+          $.ajax({url: requestUrl,
                   dataType: "text",
                   complete: function(jqxhr, textstatus) {
                     var data = jqxhr.responseText;