Delete python-app.yml

.github/workflows/python-app.yml

-# This workflow will install Python dependencies, run tests and lint with a single version of Python
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
-
-name: Python application
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
-
-jobs:
-  build:
-
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python-version: [3.6, 3.7, 3.8, 3.9]
-        
-    steps:
-      - uses: actions/checkout@v2
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
-        with:
-          python-version: ${{ matrix.python-version }}
-      - name: Install dependencies
-        run: |
-          python -m pip install --upgrade pip
-          pip install --only-binary=numpy,scipy numpy scipy pytest pytest-cov codecov
-          pip install -e .[tests]
-          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-      - name: Test with pytest
-        run: |
-          python -m pytest --cov=cornac