How to use the proselint.version.__version__ function in proselint

def test_version(self):
        """Make sure the version number is correct."""
        out = subprocess.check_output("proselint --version", shell=True)
        assert out.decode('utf-8') == __version__ + "\n"

def test_version(self):
        """Make sure the version number is correct."""
        out = subprocess.check_output(["proselint", "--version"])
        assert out.decode('utf-8') == __version__ + "\n"

@click.version_option(__version__, '--version', '-v', message='%(version)s')
@click.option('--debug', '-d', is_flag=True, help="Give verbose output.")
@click.option('--clean', '-c', is_flag=True, help="Clear the cache.")
@click.option('--json', '-j', 'output_json', is_flag=True,
              help="Output as JSON.")
@click.option('--time', '-t', is_flag=True, help="Time on a corpus.")
@click.option('--demo', is_flag=True, help="Run over demo file.")
@click.option('--compact', is_flag=True, help="Shorten output.")
@click.argument('paths', nargs=-1, type=click.Path())
@close_cache_shelves_after
def proselint(paths=None, version=None, clean=None, debug=None,
              output_json=None, time=None, demo=None, compact=None):
    """A CLI for proselint, a linter for prose."""
    if time:
        click.echo(timing_test())
        return

here = os.path.abspath(os.path.dirname(__file__))

try:
    with io.open(os.path.join(here, 'README.md'), encoding='utf-8') as f:
        long_description = '\n' + f.read()
except FileNotFoundError:
    long_description = DESCRIPTION

setup(
    name='proselint',
    version=__version__,
    description=DESCRIPTION,
    long_description=long_description,
    long_description_content_type='text/markdown',
    url=base_url,
    download_url="{}/tarball/{}".format(base_url, __version__),
    author='Amperser Labs',
    author_email='hello@amperser.com',
    license='BSD',
    classifiers=[
        'Programming Language :: Python :: 2',
        'Programming Language :: Python :: 2.7',
        'Programming Language :: Python :: 3.4',
        'Programming Language :: Python :: 3.5',
        'Programming Language :: Python :: 3.6',
        'Programming Language :: Python :: Implementation :: CPython',
    ],
    packages=find_packages(
        exclude=["*.tests", "*.tests.*", "tests.*", "tests"]),
    package_data={'': ['demo.md', '.proselintrc']},
    zip_safe=False,
    entry_points={

DESCRIPTION = "A linter for prose."

base_url = 'http://github.com/amperser/proselint'

here = os.path.abspath(os.path.dirname(__file__))

try:
    with io.open(os.path.join(here, 'README.md'), encoding='utf-8') as f:
        long_description = '\n' + f.read()
except FileNotFoundError:
    long_description = DESCRIPTION

setup(
    name='proselint',
    version=__version__,
    description=DESCRIPTION,
    long_description=long_description,
    long_description_content_type='text/markdown',
    url=base_url,
    download_url="{}/tarball/{}".format(base_url, __version__),
    author='Amperser Labs',
    author_email='hello@amperser.com',
    license='BSD',
    classifiers=[
        'Programming Language :: Python :: 2',
        'Programming Language :: Python :: 2.7',
        'Programming Language :: Python :: 3.4',
        'Programming Language :: Python :: 3.5',
        'Programming Language :: Python :: 3.6',
        'Programming Language :: Python :: Implementation :: CPython',
    ],