Add black check to CI

.github/workflows/python-package.yml

@@ -1,7 +1,7 @@
 # This workflow will install Python dependencies, run tests and lint with a variety of Python versions
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
 
-name: Python package
+name: Test Python package
 
 on:
   push:
@@ -10,8 +10,16 @@ on:
     branches: [ "main" ]
 
 jobs:
-  build:
+  check-formatting:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: psf/black@stable
+      with:
+        src: "proteobench"
+        version: "~=23"
 
+  lint-and-test:
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -29,7 +37,7 @@ jobs:
         python -m pip install --upgrade pip
         python -m pip install flake8 pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-        python -m pip install . 
+        python -m pip install .
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names

.github/workflows/test-streamlit.yml

@@ -0,0 +1,34 @@
+name: Test Streamlit UI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  check-formatting:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: psf/black@stable
+      with:
+        src: "proteobench"
+        version: "~=23"
+
+  linting:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python
+      uses: actions/setup-python@v3
+      with:
+        python-version: 3.9  # Streamlit.io default (as of 2023/09/25)
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install flake8
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        flake8 streamlit --count ----show-source --statistics