[travis] use twine to upload to PyPI

.travis.yml

@@ -3,9 +3,10 @@ sudo: false
 language: python
 python: 3.5
 
-# empty "env:" is needed for 'allow_failures'
-# https://docs.travis-ci.com/user/customizing-the-build/#Rows-that-are-Allowed-to-Fail
 env:
+  global:
+    - TWINE_USERNAME="anthrotype"
+    - secure: PJuCmlDuwnojiw3QuDhfNAaU4f/yeJcEcRzJAudA66bwZK7hvxV7Tiy9A17Bm6yO0HbJmmyjsIr8h2e7/PyY6QCaV8RqcMDkQ0UraU16pRsihp0giVXJoWscj2sCP4cNDOBVwSaGAX8yZ2OONc5srESywghzcy8xmgw6O+XFqx4=
 
 matrix:
   fast_finish: true
@@ -73,9 +74,6 @@ script:
 after_success:
   - ./.travis/after_success.sh
 
-before_deploy:
-  - ./.travis/before_deploy.sh
-
 notifications:
   irc: "irc.freenode.org##fonts"
   email: fonttools-dev@googlegroups.com
@@ -93,16 +91,3 @@ deploy:
       repo: fonttools/fonttools
       all_branches: true
       condition: "$BUILD_DIST == true"
-  # deploy to PyPI on tags
-  - provider: pypi
-    server: https://upload.pypi.org/legacy/
-    user: anthrotype
-    password:
-      secure: DxAf1E0u4Xxe3+R9flkz69g84pfEQF2knDmKhZVzCJBbz9DUjuQlAWGZoAbn9kZIW0bq3yNIihVP5fjxgs0zKO7M4OCVRisVAgZDAZzsRo7awX9dBsyaTGt9WXvzVKCFPcehKI3lZ/fuPvovY+Dl4c91F5qfkh0pY6OKy9uDj3k=
-    skip_cleanup: true
-    distributions: pass
-    on:
-      tags: true
-      repo: fonttools/fonttools
-      all_branches: true
-      condition: "$BUILD_DIST == true"

.travis/after_success.sh

@@ -9,3 +9,8 @@ fi
 
 # upload coverage data to Codecov.io
 [[ ${TOXENV} == *"-cov"* ]] && tox -e codecov
+
+# if tagged commit, create distribution packages and deploy to PyPI
+if [ -n "$TRAVIS_TAG" ] && [ "$TRAVIS_REPO_SLUG" == "fonttools/fonttools" ] && [ "$BUILD_DIST" == true ]; then
+    tox -e pypi
+fi

.travis/before_deploy.sh

@@ -1,15 +0,0 @@
-#!/bin/bash
-
-set -e
-set -x
-
-# build sdist and wheel distribution packages in ./dist folder.
-# Travis runs the `before_deploy` stage before each deployment, but
-# we only want to build them once, as we want to use the same
-# files for both Github and PyPI
-if $(ls ./dist/fonttools*.zip > /dev/null 2>&1) && \
-		$(ls ./dist/fonttools*.whl > /dev/null 2>&1); then
-	echo "Distribution packages already exists; skipping"
-else
-	tox -e bdist
-fi

tox.ini

@@ -52,9 +52,19 @@ commands =
     # check metadata and rst long_description
     python setup.py check --restructuredtext --strict
     # clean up build/ and dist/ folders
-    rm -rf {toxinidir}/dist
+    python -c 'import shutil; shutil.rmtree("dist", ignore_errors=True)'
     python setup.py clean --all
     # build sdist
     python setup.py sdist --dist-dir {toxinidir}/dist
     # build wheel from sdist
     pip wheel -v --no-deps --no-index --wheel-dir {toxinidir}/dist --find-links {toxinidir}/dist fonttools
+
+[testenv:pypi]
+deps =
+    {[testenv:bdist]deps}
+    twine
+skip_install = true
+passenv = TWINE_USERNAME TWINE_PASSWORD
+commands =
+    {[testenv:bdist]commands}
+    twine upload dist/*.whl dist/*.zip