Try bumping python version on CI

nikolaik · nikolaik · commit f18d827d0d58 · 2022-07-27T14:22:38.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,7 +2,7 @@ dist: xenial
 language: python
 python:
   - "3.8"
-  - "3.7"
+  - "3.7.13"
   - "3.6"
 env:
   - DJANGO_VERSION=">=3.1.0,<3.2"
