Update python-package-conda.yml

attempted to fix

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

@@ -1,33 +1,27 @@
-name: Python Package using Conda
+name: Python package
 
-on: [push]
+on: [push, pull_request]
 
 jobs:
-  build-linux:
+  build:
+
     runs-on: ubuntu-latest
+
     strategy:
-      max-parallel: 5
+      matrix:
+        python-version: [3.8, 3.9, 3.10]
 
     steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python 3.11
-      uses: actions/setup-python@v3
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
       with:
-        python-version: '3.11'
-    - name: Add conda to system path
-      run: |
-        # $CONDA is an environment variable pointing to the root of the miniconda directory
-        echo $CONDA/bin >> $GITHUB_PATH
+        python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        conda env update --file environment.yml --name base
-    - name: Lint with flake8
-      run: |
-        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
-        # 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  --exit-zero
-    - name: Test with unittest
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+    - name: Run tests
       run: |
+        pip install unittest
         python -m unittest discover