add linting and code formatting, remove support for python 2.7, add new test

.travis.yml

@@ -4,15 +4,18 @@ branches:
   only:
     - master
 python:
-  - 2.7
-  - 3.3
-  - 3.4
-  - 3.5
   - 3.6
-  - "pypy"
+  - 3.7
+  - 3.8
   - "pypy3"
 install:
   - pip install -e .
-  - pip install coverage
+  - pip install coverage flake8 isort
+  - if [[ $TRAVIS_PYTHON_VERSION != "pypy3" ]]; then pip install black; fi
 script:
   - coverage run --source=vue setup.py test
+  - flake8 ./vue --ignore=E501
+  - flake8 ./tests --ignore=E501
+  - isort ./vue/*.py --check-only
+  - isort ./tests/*.py --check-only
+  - if [[ $TRAVIS_PYTHON_VERSION != "pypy3" ]]; then black ./vue --check && black ./tests --check; fi

CHANGES.md

@@ -0,0 +1,11 @@
+# 0.0.4
+
+(Oct 28, 2019)
+
+- Remove Python 2.7 support
+
+# 0.0.3
+
+(Mar 3, 2019)
+
+- Initial release

Makefile

@@ -1,5 +1,11 @@
 test:
 	coverage run --source=vue setup.py test
+	flake8 ./vue --ignore=E501
+	flake8 ./tests --ignore=E501
+	isort ./vue/*.py --check-only
+	isort ./tests/*.py --check-only
+	black ./vue --check
+	black ./tests --check
 
 release:
 	rm -rf build dist

setup.py

@@ -4,7 +4,7 @@
 from setuptools import setup, find_packages
 
 
-VERSION = '0.0.3'
+VERSION = '0.0.4'
 here = os.path.abspath(os.path.dirname(__file__))
 README = io.open(os.path.join(here, 'README.md'), encoding="utf8").read()
 
@@ -20,7 +20,6 @@
     classifiers=[
         'Environment :: Plugins',
         'Intended Audience :: Developers',
-        'Programming Language :: Python :: 2',
         'Programming Language :: Python :: 3'
     ],
     keywords='pygments highlight vue',