Drop py34 from test matrix

Author: kvesteri

.github/workflows/main.yml

@@ -13,15 +13,15 @@ jobs:
     strategy:
       max-parallel: 8
       matrix:
-        python-version: [3.4, 3.5, 3.6, 3.7, 3.8]
+        python-version: [3.5, 3.6, 3.7, 3.8]
     steps:
     - uses: actions/checkout@v2
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
-    
+
     - name: Pip cache
       uses: actions/cache@v2
       with:
@@ -33,9 +33,9 @@ jobs:
       run: pip install -e ".[test]"
 
     - name: Lint
-      run: | 
+      run: |
         isort --recursive --diff validators tests && isort --recursive --check-only validators tests
         flake8 validators tests
-      
+
     - name: Test
-      run: py.test --doctest-glob="*.rst" --doctest-modules --ignore=setup.py
+      run: py.test --doctest-glob="*.rst" --doctest-modules --ignore=setup.py