Test with Py3.8 and Py3.9

.gitlab-ci.yml

@@ -2,9 +2,17 @@ stages:
   - test
   - quality-assurance
 
+py38:
+  stage: test
+  image: python:3.8-alpine
+  before_script:
+    - apk add --no-cache libmagic
+    - pip install tox --no-cache-dir
+  script: tox -e py38
+
 py39:
   stage: test
-  image: python:3-alpine
+  image: python:3.9-alpine
   before_script:
     - apk add --no-cache libmagic
     - pip install tox --no-cache-dir

tox.ini

@@ -1,5 +1,6 @@
 [tox]
 envlist =
+    py38
     py39
 
     linters