[ci] python 3.6 is needed for matplotlib

JohannesBuchner · JohannesBuchner · commit c39133fab58e · 2020-08-05T21:14:27.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -7,7 +7,7 @@ os:
 
 python:
   - "2.7"
-  - "3.5"
+  - "3.6"
   - "3.8"
 
 compiler:

-Original file line number
+Diff line change
 python:
   - "2.7"
 -  - "3.5"
 +  - "3.6"
   - "3.8"
 compiler: