Travis deploy only in Python 3.7 environment

Cito · Cito · commit ed9f8340765b · 2019-12-06T12:51:44.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -34,3 +34,4 @@ deploy:
     secure: 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
   on:
     tags: true
+    python: 3.7
