setup.py

from setuptools import setup, find_packages

version = {}
with open("nltools/version.py") as f:
    exec(f.read(), version)

with open('requirements.txt') as f:
    requirements = f.read().splitlines()

extra_setuptools_args = dict(
    tests_require=['pytest']
)

setup(
    name = 'nltools',
    version = version['__version__'],
    author = 'Luke Chang',
    author_email = 'luke.j.chang@dartmouth.edu',
    url = 'http://neurolearn.readthedocs.org/en/latest/',
    install_requires = requirements,
    extras_require = {
    'ibrainViewer':['ipywidgets>=5.2.2']
    },
    packages = find_packages(exclude=['nltools/tests']),
    package_data = {'nltools': ['resources/*']},
    include_package_data = True,
    license = 'LICENSE.txt',
    description = 'A Python package to analyze neuroimaging data',
    long_description = 'nltools is a collection of python tools to perform '
                     'preprocessing, univariate GLMs, and predictive '
                     'multivariate modeling of neuroimaging data. It is the '
                     'analysis engine powering www.neuro-learn.org.',
    keywords = ['neuroimaging', 'preprocessing', 'analysis','machine-learning'],
    classifiers = [
        "Programming Language :: Python :: 2.7",
        "Programming Language :: Python :: 3.6",
        "Operating System :: OS Independent",
        "Intended Audience :: Science/Research",
        "License :: OSI Approved :: MIT License"
    ],
    **extra_setuptools_args
)