python >= 3.9

.circleci/config.yml

@@ -3,7 +3,7 @@ jobs:
   docs:
     docker:
       # see: https://circleci.com/docs/2.0/circleci-images/#python
-      - image: circleci/python:3.7-stretch
+      - image: circleci/python:3.9-stretch
     steps:
       # Get our data and merge with upstream
       - run: sudo apt-get update

.github/ISSUE_TEMPLATES/bug_report.md

@@ -38,7 +38,7 @@ ERROR ...
 
 **Environment (please complete the following information):**
 
-- Python Version [e.g. 3.7.1]
+- Python Version [e.g. 3.9.1]
 - Package Version [e.g. 0.1.0]
 
 **Additional context**

.github/workflows/ci.yml

@@ -10,10 +10,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up Python 3.7
+    - name: Set up Python 3.9
       uses: actions/setup-python@v1
       with:
-        python-version: 3.7
+        python-version: 3.9
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -56,10 +56,10 @@ jobs:
     steps:
       - name: Checkout source
         uses: actions/checkout@v2
-      - name: Set up Python 3.7
+      - name: Set up Python 3.9
         uses: actions/setup-python@v1
         with:
-          python-version: 3.7
+          python-version: 3.9
       - name: Build package
         run: |
           pip install wheel