Merge pull request #288 from martinRenou/widgets8

Update ipywidgets 8

Author: martinRenou

package.json

@@ -49,15 +49,15 @@
     "watch:nbextension": "webpack --watch"
   },
   "dependencies": {
-    "@jupyter-widgets/base": "^2.0.1 || ^3 || ^4.0.0",
+    "@jupyter-widgets/base": "^2.0.1 || ^3 || ^4 || ^5 || ^6",
     "buffer": "^4.9.2",
     "lodash": ">=4.17.13",
     "roughjs": "^4.3.1"
   },
   "devDependencies": {
     "@jupyterlab/builder": "^3.0.0",
-    "@phosphor/application": "^1.6.0",
-    "@phosphor/widgets": "^1.6.0",
+    "@lumino/application": "^1.6.0",
+    "@lumino/widgets": "^1.6.0",
     "@types/node": "^10.11.6",
     "@types/webpack-env": "^1.13.6",
     "@typescript-eslint/eslint-plugin": "^4.8.1",

setup.py

@@ -92,7 +92,7 @@
     ],
     include_package_data=True,
     install_requires=[
-        'ipywidgets>=7.6.0',
+        'ipywidgets>=7.6.0,<9',
         'pillow>=6.0',
         'numpy'
     ],

src/plugin.ts

@@ -1,9 +1,9 @@
 // Copyright (c) Martin Renou
 // Distributed under the terms of the Modified BSD License.
 
-import { Application, IPlugin } from '@phosphor/application';
+import { Application, IPlugin } from '@lumino/application';
 
-import { Widget } from '@phosphor/widgets';
+import { Widget } from '@lumino/widgets';
 
 import { IJupyterWidgetRegistry } from '@jupyter-widgets/base';