Use Python 3.6 for now, as PyMOL 1.8 is not compatible with with Python 3.7 - TravisCI.

makson96 · makson96 · commit 7e15a99abf13 · 2020-09-08T12:35:52.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,7 @@ dist: xenial
 # language
 language: python
 python:
-  - "3.7"
+  - "3.6"
 # test environments
 env:
   global:
