github actions

Author: nlsschim

.github/workflows/python-package-conda.yml

@@ -3,50 +3,40 @@ name: Python Package using Conda
 on: [push]
 
 jobs:
-  build:
-    runs-on: ${{ matrix.os }}
+  build-linux:
+    runs-on: ubuntu-latest
     strategy:
-      matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
       max-parallel: 5
 
     steps:
     - uses: actions/checkout@v4
-    
-    - name: Set up Python ${{ matrix.python-version }}
+    - name: Set up Python 3.10
       uses: actions/setup-python@v3
       with:
-        python-version: ${{ matrix.python-version }}
-
-    - name: Set up Conda
-      shell: bash
+        python-version: '3.10'
+    - name: Add conda to system path
       run: |
-        echo "Adding Conda to system path"
-        echo "$CONDA/bin" >> $GITHUB_PATH
-    
+        # $CONDA is an environment variable pointing to the root of the miniconda directory
+        echo $CONDA/bin >> $GITHUB_PATH
     - name: Install dependencies
-      shell: bash
       run: |
         conda env update --file environment.yaml --name base
         python -m pip install --upgrade pip
         pip install -e .
-    
     - name: Lint with flake8
-      shell: bash
       run: |
-        conda install -y flake8
+        conda install flake8
+        # stop the build if there are Python syntax errors or undefined names
         flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
-    
     - name: Test with pytest
-      shell: bash
       run: |
-        conda install -y pytest pytest-cov
+        conda install pytest pytest-cov
         pytest --cov=codebase --cov-report=xml
-    
     - name: Upload coverage reports to Codecov
       uses: codecov/codecov-action@v4.0.1
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
         slug: nlsschim/codebase
+