Use hatch backend (#6425)

Author: blink1073

.bumpversion.cfg

@@ -3,12 +3,12 @@ current_version = 7, 0, 0, "alpha", 4
 commit = False
 tag = False
 parse = (?P<major>\d+)\,\ (?P<minor>\d+)\,\ (?P<patch>\d+)\,\ \"(?P<release>\S+)\"\,\ (?P<build>\d+)
-serialize = 
+serialize =
 	{major}, {minor}, {patch}, "{release}", {build}
 
 [bumpversion:part:release]
 optional_value = final
-values = 
+values =
 	alpha
 	beta
 	candidate

.flake8

@@ -0,0 +1,12 @@
+[flake8]
+ignore = E501, W503, E402
+builtins = c, get_config
+exclude =
+    .cache,
+    .github,
+    docs,
+enable-extensions = G
+extend-ignore =
+    G001, G002, G004, G200, G201, G202,
+    # black adds spaces around ':'
+    E203,

.github/workflows/build.yml

@@ -32,6 +32,7 @@ jobs:
 
   test:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
     - name: Checkout
       uses: actions/checkout@v2
@@ -43,7 +44,7 @@ jobs:
 
     - name: Install the package
       run: |
-        python -m pip install ".[test]"
+        python -m pip install ".[dev,test]"
         jlpm run build:test
 
     - name: Unit tests
@@ -60,6 +61,7 @@ jobs:
   install:
     needs: [build]
     runs-on: ${{ matrix.os }}
+    timeout-minutes: 10
     strategy:
       fail-fast: false
       matrix:

.github/workflows/buildutils.yml

@@ -16,6 +16,7 @@ concurrency:
 jobs:
   versioning:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
     - name: Checkout
       uses: actions/checkout@v2
@@ -25,7 +26,7 @@ jobs:
 
     - name: Install dependencies
       run: |
-        python -m pip install -U "jupyterlab>=4.0.0a25,<5" jupyter_packaging~=0.10
+        python -m pip install -U "jupyterlab>=4.0.0a25,<5" hatch
         jlpm
         jlpm run build
 
@@ -80,6 +81,6 @@ jobs:
 
     - name: Install dependencies
       run: |
-        python -m pip install -U "jupyterlab>=4.0.0a25,<5" jupyter_packaging~=0.10 pip
+        python -m pip install -U "jupyterlab>=4.0.0a25,<5" pip
         jlpm
         jlpm run build

.github/workflows/check-release.yml

@@ -15,6 +15,7 @@ concurrency:
 jobs:
   check_release:
     runs-on: ubuntu-latest
+    timeout-minutes: 30
     strategy:
       matrix:
         group: [check_release, link_check]
@@ -36,3 +37,10 @@ jobs:
       - name: Check Links
         if: ${{ matrix.group == 'link_check' }}
         uses: jupyter-server/jupyter_releaser/.github/actions/check-links@v1
+
+      - name: Upload Distributions
+        uses: actions/upload-artifact@v2
+        if: ${{ matrix.group == 'check_release' }}
+        with:
+          name: notebook-jupyter-releaser-dist-${{ github.run_number }}
+          path: .jupyter_releaser_checkout/dist

.github/workflows/docs.yml

@@ -11,6 +11,7 @@ concurrency:
 jobs:
   build:
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     steps:
     - name: Checkout
       uses: actions/checkout@v2
@@ -20,7 +21,7 @@ jobs:
         python_version: '3.7'
     - name: Install the Python dependencies
       run: |
-        pip install -e .[test] codecov
+        pip install -e .[dev,test] codecov
         pip install -r docs/doc-requirements.txt
         wget https://github.com/jgm/pandoc/releases/download/1.19.1/pandoc-1.19.1-1-amd64.deb && sudo dpkg -i pandoc-1.19.1-1-amd64.deb
     - name: List installed packages

.github/workflows/ui-tests.yml

@@ -24,6 +24,7 @@ jobs:
   ui-tests:
     needs: [build]
     runs-on: ubuntu-latest
+    timeout-minutes: 10
     strategy:
       fail-fast: false
       matrix:
@@ -32,21 +33,14 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
 
-      - name: Install Python
-        uses: actions/setup-python@v2
-        with:
-          python-version: '3.9'
-          architecture: 'x64'
+      - name: Base Setup
+        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
       - uses: actions/download-artifact@v2
         with:
           name: notebook-dist-${{ github.run_number }}
           path: ./dist
 
-      - name: Install the prerequisites
-        run: |
-          python -m pip install pip wheel
-
       - name: Install the package
         run: |
           cd dist

CONTRIBUTING.md

@@ -22,7 +22,7 @@ mamba create -n notebook -c conda-forge python nodejs -y
 mamba activate notebook
 
 # Install package in development mode
-pip install -e .
+pip install -e ".[dev,test]"
 
 # Link the notebook extension and @jupyter-notebook schemas
 jlpm develop
@@ -107,7 +107,7 @@ speeding up the review process.
 As long as your code is valid,
 the pre-commit hook should take care of how it should look.
 `pre-commit` and its associated hooks will automatically be installed when
-you run `pip install -e ".[test]"`
+you run `pip install -e ".[dev,test]"`
 
 To install `pre-commit` manually, run the following:
 

MANIFEST.in

@@ -43,10 +43,10 @@ commander
     );
     if (overwrite) {
       try {
-        fs.unlinkSync(destDir);
-        console.log('Removed previous symlink:', destDir);
+        fs.removeSync(destDir);
+        console.log('Removed previous destination:', destDir);
       } catch (e) {
-        console.info('Skip unlinkink', destDir);
+        console.info('Skip unlink', destDir);
       }
     }
     console.log('Symlinking:', sourceDir, destDir);