Try to add Github Actions

.github/workflows/ci.yml

@@ -0,0 +1,67 @@
+on: push
+
+jobs:
+  tests:
+    # Set the type of machine to run on
+    runs-on: [ubuntu-20.04, windows-2019]
+    strategy:
+      matrix:
+        environment: ['3.8', '3.9', '3.7', '3.6', 'interpreter']
+        python-version: [3.6, 3.7, 3.8, 3.9]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install dependencies
+        run: 'pip install .[testing]'
+
+      - uses: actions/setup-python@v2
+        if: ${{ matrix.environment != 'interpreter' }}
+        with:
+          python-version: ${{ matrix.interpreter }}
+
+      - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Run tests
+        run: pytest
+        env:
+          JEDI_TEST_ENVIRONMENT: ${{ matrix.environment }}
+
+  code-quality:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install dependencies
+        run: 'pip install .[qa]'
+
+      - name: Run tests
+        run: |
+          flake8 jedi setup.py
+          mypy jedi sith.py'
+
+  coverage:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install dependencies
+        run: 'pip install .[testing] coverage'
+
+      - name: Run tests
+        run: |
+          coverage run --source jedi -m pytest
+          coverage report
+
+      - name: Upload coverage data
+        run: |
+          pip install --quiet codecov coveralls
+          coverage xml
+          coverage report -m
+          coveralls
+          bash <(curl -s https://codecov.io/bash) -X gcov -X coveragepy -X search -X fix -X xcode -f coverage.xml

conftest.py

@@ -100,7 +100,9 @@ def environment(request):
     if request.config.option.interpreter_env or version == 'interpreter':
         return InterpreterEnvironment()
 
-    return get_system_environment(version[0] + '.' + version[1:])
+    if '.' not in version:
+        version = version[0] + '.' + version[1:]
+    return get_system_environment(version)
 
 
 @pytest.fixture(scope='session')