Automatic release to PyPI when tags are released (#541)

* Automatic release to PyPI when tags are released

Co-authored-by: Pat Myron <[email protected]>

Author: anshikg

.travis.yml

@@ -1,5 +1,8 @@
 dist: bionic
 language: python
+stages:
+  - Tests
+  - Deploy
 cache:
   - pip
 env:
@@ -19,6 +22,19 @@ script:
 
 jobs:
   include:
-    - python: "3.6"
+    - stage: Tests
+      python: "3.6"
     - python: "3.7"
     - python: "3.8"
+    - stage: Deploy
+      script: skip
+      python: 3.8
+      deploy:
+        provider: pypi
+        user: aws-cloudformation-developers
+        password:
+          secure: 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
+        on:
+          tags: true
+        distributions: sdist bdist_wheel
+        skip_existing: true