run lint on CI, in addition to locally

.github/workflows/lint.yml

@@ -18,4 +18,16 @@ jobs:
         run: |
           npm install
           npm run lint-check
-
+      - name: Setup Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.9'
+          architecture: 'x64'
+      - name: Install with dependencies
+        shell: bash -l {0}
+        run: pip install -e ".[test]"
+      - name: lint python
+        shell: bash -l {0}
+        run: |
+          black --check ipycytoscape setup.py docs/source/conf.py
+          flake8 ipycytoscape setup.py docs/source/conf.py

.github/workflows/test.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.7, 3.8, 3.9]
 
     steps:
     - name: Checkout

.pre-commit-config.yaml

@@ -16,7 +16,7 @@ repos:
     hooks:
       - id: isort
   - repo: https://github.com/psf/black
-    rev: 21.12b0
+    rev: 22.1.0
     hooks:
       - id: black
   - repo: https://github.com/asottile/pyupgrade

setup.py

@@ -94,13 +94,16 @@
     ],
     extras_require={
         "test": [
-            "pytest>4.6",
-            "pytest-cov",
-            "nbval",
-            "pandas",
+            "black==22.1.0",
+            "flake8>=4.0.1",
+            "flake8-typing-imports>=1.7.0",
             "nbclassic>=0.2.8",
+            "nbval",
             "networkx",
+            "pandas",
             "pre-commit",
+            "pytest>4.6",
+            "pytest-cov",
         ],
         "examples": [
             "pandas",