tasks.py

from invoke import run as _run, task
from functools import partial

# Always echo out the commands
run = partial(_run, echo=True, pty=True)


@task
def lint(verbose=False):
    "Run flake8 linter"
    run('tox -e flake8{0}'.format(' -- -v' if verbose else ''))


@task(lint)
def test(verbose=False):
    "Run tests using tox"
    run('tox --skip-missing-interpreters{0}'.format(' -- -v' if verbose else ''))


@task
def clean():
    "Clean working directory"
    run('rm -rf *.egg-info *.egg')
    run('rm -rf dist build')


@task(clean)
def release():
    "Cut a new release"
    version = run('python setup.py --version').stdout.strip()
    assert version, 'No version found in setup.py?'

    print('### Releasing new version: {0}'.format(version))
    run('git tag {0}'.format(version))
    run('git push --tags')

    run('python setup.py sdist bdist_wheel')
    run('twine upload -s dist/*')