Update to JupyterLab 4

.binder/environment.yml

@@ -4,7 +4,7 @@ channels:
 dependencies:
 - bqplot=0.12
 - ipytree=0.2
-- jupyterlab=3
-- retrolab=0.3
-- nodejs
+- jupyterlab=4
+- notebook=7
+- nodejs=18
 - numpy

.copier-answers.yml

@@ -0,0 +1,14 @@
+# Changes here will be overwritten by Copier; NEVER EDIT MANUALLY
+_commit: v4.1.0
+_src_path: https://github.com/jupyterlab/extension-template
+author_email: ''
+author_name: ipylab contributors
+has_binder: false
+has_settings: false
+kind: frontend
+labextension_name: ipylab
+project_short_description: Control JupyterLab from Python notebooks
+python_name: ipylab
+repository: https://github.com/jtpio/ipylab
+test: false
+

.github/workflows/build.yml

@@ -2,29 +2,87 @@ name: Build
 
 on:
   push:
-    branches: [ main ]
+    branches: main
   pull_request:
-    branches:
-      - '*'
+    branches: '*'
 
 jobs:
   build:
     runs-on: ubuntu-latest
+
     steps:
     - name: Checkout
       uses: actions/checkout@v3
+
     - name: Base Setup
       uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+
     - name: Install dependencies
+      run: python -m pip install -U "jupyterlab>=4.0.0,<5"
+
+    - name: Lint the extension
       run: |
-        python -m pip install --upgrade pip jupyterlab~=3.0
-    - name: Install the ipylab Python package and JupyterLab extension
-      run: |
-        python -m pip install .
-        jupyter labextension list 2>&1 | grep -ie "ipylab.*enabled.*ok" -
-    - name: Browser check
+        set -eux
+        jlpm
+        jlpm run lint:check
+
+    - name: Build the extension
       run: |
+        set -eux
+        python -m pip install .[test]
+
+        jupyter labextension list
+        jupyter labextension list 2>&1 | grep -ie "ipylab.*OK"
         python -m jupyterlab.browser_check
-    - name: Check ipylab can be imported
+
+    - name: Package the extension
+      run: |
+        set -eux
+
+        pip install build
+        python -m build
+        pip uninstall -y "ipylab" jupyterlab
+
+    - name: Upload extension packages
+      uses: actions/upload-artifact@v3
+      with:
+        name: extension-artifacts
+        path: dist/ipylab*
+        if-no-files-found: error
+
+  test_isolated:
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Install Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.9'
+        architecture: 'x64'
+    - uses: actions/download-artifact@v3
+      with:
+        name: extension-artifacts
+    - name: Install and Test
       run: |
-        python -c "from ipylab import JupyterFrontEnd"
+        set -eux
+        # Remove NodeJS, twice to take care of system and locally installed node versions.
+        sudo rm -rf $(which node)
+        sudo rm -rf $(which node)
+
+        pip install "jupyterlab>=4.0.0,<5" ipylab*.whl
+
+
+        jupyter labextension list
+        jupyter labextension list 2>&1 | grep -ie "ipylab.*OK"
+        python -m jupyterlab.browser_check --no-browser-test
+
+
+  check_links:
+    name: Check Links
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v3
+      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - uses: jupyterlab/maintainer-tools/.github/actions/check-links@v1

.github/workflows/check-release.yml

@@ -1,30 +1,26 @@
 name: Check Release
 on:
   push:
-    branches:
-      - main
+    branches: ["main"]
   pull_request:
-    branches:
-      - main
-
-permissions:
-  contents: write
+    branches: ["*"]
 
 jobs:
   check_release:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v3
-
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
-
+      - name: Install Dependencies
+        run: |
+          pip install -e .
       - name: Check Release
         uses: jupyter-server/jupyter_releaser/.github/actions/check-release@v2
         with:
+
           token: ${{ secrets.GITHUB_TOKEN }}
-          version_spec: next
 
       - name: Upload Distributions
         uses: actions/upload-artifact@v3

.github/workflows/enforce-label.yml

@@ -6,6 +6,8 @@ on:
 jobs:
   enforce-label:
     runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
     steps:
       - name: enforce-triage-label
         uses: jupyterlab/maintainer-tools/.github/actions/enforce-label@v1

.github/workflows/packaging.yml

@@ -23,7 +23,7 @@ jobs:
       uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
     - name: Install dependencies
       run: |
-        python -m pip install "jupyterlab>=3,<4" build
+        python -m pip install "jupyterlab>=4,<5" build
     - name: Build pypi distributions
       run: |
         python -m build
@@ -76,7 +76,7 @@ jobs:
           path: ./dist
       - name: Install the prerequisites
         run: |
-          ${{ matrix.pip_cmd }} install --upgrade pip wheel jupyterlab~=3.0
+          ${{ matrix.pip_cmd }} install --upgrade pip wheel jupyterlab~=4.0
       - name: Install the package
         run: |
           cd dist

.github/workflows/prep-release.yml

@@ -32,7 +32,6 @@ jobs:
           token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
           version_spec: ${{ github.event.inputs.version_spec }}
           post_version_spec: ${{ github.event.inputs.post_version_spec }}
-          target: ${{ github.event.inputs.target }}
           branch: ${{ github.event.inputs.branch }}
           since: ${{ github.event.inputs.since }}
           since_last_stable: ${{ github.event.inputs.since_last_stable }}

.github/workflows/publish-release.yml

@@ -15,6 +15,10 @@ on:
 jobs:
   publish_release:
     runs-on: ubuntu-latest
+    permissions:
+      # This is useful if you want to use PyPI trusted publisher
+      # and NPM provenance
+      id-token: write
     steps:
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
@@ -23,22 +27,21 @@ jobs:
         uses: jupyter-server/jupyter_releaser/.github/actions/populate-release@v2
         with:
           token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
-          target: ${{ github.event.inputs.target }}
           branch: ${{ github.event.inputs.branch }}
           release_url: ${{ github.event.inputs.release_url }}
           steps_to_skip: ${{ github.event.inputs.steps_to_skip }}
 
       - name: Finalize Release
         id: finalize-release
         env:
-          PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
-          PYPI_TOKEN_MAP: ${{ secrets.PYPI_TOKEN_MAP }}
-          TWINE_USERNAME: __token__
+          # The following are needed if you use legacy PyPI set up
+          # PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
+          # PYPI_TOKEN_MAP: ${{ secrets.PYPI_TOKEN_MAP }}
+          # TWINE_USERNAME: __token__
           NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
         uses: jupyter-server/jupyter-releaser/.github/actions/finalize-release@v2
         with:
           token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
-          target: ${{ github.event.inputs.target }}
           release_url: ${{ steps.populate-release.outputs.release_url }}
 
       - name: "** Next Step **"