docs: use GitHub example in readme (#479)

* docs: use GitHub example in readme

* Apply suggestions from code review

Co-authored-by: Joe Rickerby <joerick@mac.com>

* Copy/style tweaks

Co-authored-by: Joe Rickerby <joerick@mac.com>

examples/travis-ci-deploy.yml

@@ -19,11 +19,6 @@ jobs:
         # make sure it's on PATH as 'python3'
         - ln -s /c/Python38/python.exe /c/Python38/python3.exe
 
-env:
-  global:
-    - TWINE_USERNAME=__token__
-    # Note: TWINE_PASSWORD is set to a PyPI API token in Travis settings
-
 install:
   - python3 -m pip install cibuildwheel==1.7.1
 
@@ -31,10 +26,11 @@ script:
   # build the wheels, put them into './wheelhouse'
   - python3 -m cibuildwheel --output-dir wheelhouse
 
-after_success:
-  # if the release was tagged, upload them to PyPI
-  - |
-    if [[ $TRAVIS_TAG ]]; then
-      python3 -m pip install twine
-      python3 -m twine upload wheelhouse/*.whl
-    fi
+deploy:
+  provider: pypi
+  username: "__token__"
+  skip_cleanup: true
+  on:
+    tags: true
+  password:
+    secure: "" # Set to an encrypted API token. See https://docs.travis-ci.com/user/deployment/pypi/