setup.py

#!/usr/bin/env python
# coding=utf-8
from __future__ import unicode_literals, absolute_import, print_function, division

import sys
import time

try:
    from setuptools import setup, __version__ as setuptools_version
except ImportError:
    print(
        'You do not have setuptools, and can not install Sopel. The easiest '
        'way to fix this is to install pip by following the instructions at '
        'https://pip.readthedocs.io/en/latest/installing/\n'
        'Alternately, you can run Sopel without installing it by running '
        '"python sopel.py"',
        file=sys.stderr,
    )
    sys.exit(1)
else:
    version_info = setuptools_version.split('.')
    major = int(version_info[0])
    minor = int(version_info[1])

    if major < 30 or (major == 30 and minor < 3):
        print(
            'Your version of setuptools is outdated: version 30.3 or above '
            'is required to install Sopel. You can do that with '
            '"pip install -U setuptools"\n'
            'Alternately, you can run Sopel without installing it by running '
            '"python sopel.py"',
            file=sys.stderr,
        )
        sys.exit(1)

if sys.version_info < (2, 7) or (
        sys.version_info[0] > 3 and sys.version_info < (3, 3)):
    # Maybe not the cleanest or best way to do this, but I'm tired of answering
    # this fucking question, and if you get here you should go RTGDMFM.
    raise ImportError('Sopel requires Python 2.7+ or 3.3+.')
if sys.version_info.major == 2:
    if time.time() >= 1577836800:  # 2020-01-01 00:00:00 UTC
        state = 'is near end of life'
    else:
        state = 'has reached end of life and will receive no further updates'
    print('Warning: Python 2.x %s. Sopel will drop support in version 8.0.' % state, file=sys.stderr)


def read_reqs(path):
    with open(path, 'r') as fil:
        return list(fil.readlines())


requires = read_reqs('requirements.txt')
if sys.version_info[0] < 3:
    requires.append('backports.ssl_match_hostname')
dev_requires = requires + read_reqs('dev-requirements.txt')

setup(
    long_description=(
        "Sopel is a simple, extendible, easy-to-use IRC Utility bot, written "
        "in Python. It's designed to be easy to use, easy to run, and easy to "
        "make new features for."
    ),
    install_requires=requires,
    extras_require={'dev': dev_requires},
    entry_points={
        'console_scripts': [
            'sopel = sopel.cli.run:main',
            'sopel-config = sopel.cli.config:main',
            'sopel-plugins = sopel.cli.plugins:main',
        ],
        'pytest11': [
            'pytest-sopel = sopel.tests.pytest_plugin',
        ],
    },
    python_requires='>=2.7, !=3.0.*, !=3.1.*, !=3.2.*, <4',
)