merge github workflows

.github/workflows/python-code-format.yml

@@ -1,24 +0,0 @@
-name: code format
-
-on:
-  push:
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-18.04
-    strategy:
-      matrix:
-        python-version:
-        - 3.8
-    steps:
-    - uses: actions/checkout@v1
-    - uses: actions/setup-python@v1
-      with:
-        python-version: ${{ matrix.python-version }}
-    - run: pip install --upgrade pipenv>=2018.10.9
-    - run: pipenv install --python "$PYTHON_VERSION" --deploy --dev
-      env:
-        PYTHON_VERSION: ${{ matrix.python-version }}
-    - run: pipenv graph
-    - run: pipenv run black --check .

.github/workflows/python.yml

@@ -1,3 +1,5 @@
+# https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions
+
 # shown in badge
 # https://help.github.com/en/actions/automating-your-workflow-with-github-actions/configuring-a-workflow#adding-a-workflow-status-badge-to-your-repository
 name: tests
@@ -9,7 +11,24 @@ on:
   - cron: '0 20 * * 5'
 
 jobs:
-  build:
+  code-format:
+    runs-on: ubuntu-18.04
+    strategy:
+      matrix:
+        python-version:
+        - 3.8
+    steps:
+    - uses: actions/checkout@v1
+    - uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - run: pip install --upgrade pipenv>=2018.10.9
+    - run: pipenv install --python "$PYTHON_VERSION" --deploy --dev
+      env:
+        PYTHON_VERSION: ${{ matrix.python-version }}
+    - run: pipenv graph
+    - run: pipenv run black --check .
+  tests:
     runs-on: ubuntu-18.04
     strategy:
       matrix: