Merge pull request #1598 from zhaoqin-github/v3.0.11.2

Allow to deploy artifacts in Python 2.7.15 environment

Author: zhaoqin-github

.travis.yml

@@ -47,7 +47,7 @@ deploy:
     on:
       all_branches: true
       tags: true
-      python: 2.7
+      python: 2.7.15
     skip_cleanup: true
   - provider: releases
     api_key: ${GITHUB_TOKEN}
@@ -62,7 +62,7 @@ deploy:
       repo: F5Networks/f5-common-python
       all_branches: true
       tags: true
-      python: 2.7
+      python: 2.7.15
 
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