1 files changed, 73 insertions, 0 deletions
diff --git a/development/jupyter-notebook/nbclassic-0.4.6.patch b/development/jupyter-notebook/nbclassic-0.4.6.patch
new file mode 100644
index 0000000000..ac3e8fa3a3
--- /dev/null
+++ b/development/jupyter-notebook/nbclassic-0.4.6.patch
@@ -0,0 +1,73 @@
+From ab71610669e7548f2e9050f98da80cf1eba675ae Mon Sep 17 00:00:00 2001
+From: Eric Charles <eric@datalayer.io>
+Date: Sun, 16 Oct 2022 11:36:45 +0200
+Subject: [PATCH] Ensure custom preload is correctly handled
+
+---
+ docs/environment.yml         |  2 +-
+ notebook/templates/page.html | 12 ++++++++++++
+ setup.py                     |  2 +-
+ tools/build-main.js          |  1 +
+ 4 files changed, 15 insertions(+), 2 deletions(-)
+
+diff --git a/docs/environment.yml b/docs/environment.yml
+index 9f2872ecc3..f3b152ddbd 100644
+--- a/docs/environment.yml
++++ b/docs/environment.yml
+@@ -13,7 +13,7 @@ dependencies:
+ - sphinx
+ - terminado
+ - myst-parser
+-- nbclassic==0.4.5
++- nbclassic==0.4.6
+ - pip:
+   - nbsphinx
+   - Send2Trash
+diff --git a/notebook/templates/page.html b/notebook/templates/page.html
+index 927694e937..fb5d642f4e 100644
+--- a/notebook/templates/page.html
++++ b/notebook/templates/page.html
+@@ -98,6 +98,18 @@
+           }
+       })
+ 
++      // error-catching custom-preload.js shim.
++      define("custom-preload", function (require, exports, module) {
++          try {
++              var custom = require('custom/custom-preload');
++              console.debug('loaded custom-preload.js');
++              return custom;
++          } catch (e) {
++              console.error("error loading custom-preload.js", e);
++              return {};
++          }
++      })
++
+     document.nbjs_translations = {{ nbjs_translations|safe }};
+     document.documentElement.lang = navigator.language.toLowerCase();
+     </script>
+diff --git a/setup.py b/setup.py
+index 02cc702ca2..9579214b75 100755
+--- a/setup.py
++++ b/setup.py
+@@ -122,7 +122,7 @@
+         'Send2Trash>=1.8.0',
+         'terminado>=0.8.3',
+         'prometheus_client',
+-        'nbclassic==0.4.5',
++        'nbclassic==0.4.6',
+     ],
+     extras_require = {
+         'test': ['pytest', 'coverage', 'requests', 'testpath',
+diff --git a/tools/build-main.js b/tools/build-main.js
+index 517186476a..0dcccaee64 100644
+--- a/tools/build-main.js
++++ b/tools/build-main.js
+@@ -60,6 +60,7 @@ var rjs_config = {
+ 
+   exclude: [
+     "custom/custom",
++    "custom/custom-preload",
+   ]
+ };
+