Unified the linting jobs to one and added pip caching

.github/workflows/codeqa-test.yml

@@ -3,34 +3,33 @@ name: Python codeqa/test
 on:
   push:
     branches:
-      - master
+      - "*"
   pull_request:
 
 jobs:
-  flake8:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v2
-    - name: Check code style with Flake8
-      uses: TrueBrain/actions-flake8@master
-      with:
-        path: src tests
-
-  mypy:
+  lint:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
         python-version: 3.x
+    - uses: actions/cache@v2
+      with:
+        path: ~/.cache/pip
+        key: pip-lint
     - name: Install dependencies
-      run: pip install mypy
+      run: pip install flake8 isort mypy
+    - name: Run flake8
+      run: flake8 src tests
     - name: Check types with Mypy
       run: mypy src
+    - name: Run isort
+      run: isort -c src tests
 
   test:
-    needs: [flake8, mypy]
+    needs: [lint]
     strategy:
       fail-fast: false
       matrix:
@@ -52,6 +51,10 @@ jobs:
       uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
+    - uses: actions/cache@v2
+      with:
+        path: ~/.cache/pip
+        key: pip-test-${{ matrix.python-version }}-${{ matrix.os }}
     - name: Install dependencies
       run: pip install .[test,curio,trio] coveralls
     - name: Test with pytest