travis: removed quotes from setup.cfg line and used twine to check setup.cfg

Author: ChrisTimperley

.travis.yml

@@ -12,7 +12,12 @@ install:
 - bash <(curl -sL get.comby.dev)
 - pip install -r requirements.dev.txt
 - pip install tox-travis==0.12
-- pip install .
+# https://travis-ci.community/t/cant-deploy-to-pypi-anymore-pkg-resources-contextualversionconflict-importlib-metadata-0-18/10494/4
+- pip install keyring==21.4.0
+# see #337: flag potential twine issues before attempting to upload to PyPI
+- python setup.py sdist
+- python setup.py bdist_wheel
+- twine check dist/*
 script:
 - tox
 notifications:

setup.cfg

@@ -3,7 +3,7 @@ name = comby
 version = 0.0.2
 author = Christopher Timperley
 author-email = [email protected]
-url = "https://github.com/ChrisTimperley/comby-python"
+url = https://github.com/ChrisTimperley/comby-python
 description = Lightweight language-independent syntax rewriting.
 long-description = file: README.rst, LICENSE
 long-descripion-content-type = text/reStructuredText