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

import os
import re
import sys

from setuptools import find_packages, setup


def get_version(package):
    """
    Return package version as listed in `__version__` in `init.py`.
    """
    init_py = open(os.path.join(package, '__init__.py')).read()
    return re.search("__version__ = ['\"]([^'\"]+)['\"]", init_py).group(1)


def get_packages(package):
    """
    Return root package and all sub-packages.
    """
    return [dirpath
            for dirpath, dirnames, filenames in os.walk(package)
            if os.path.exists(os.path.join(dirpath, '__init__.py'))]


version = get_version('django_perf_rec')


if sys.argv[-1] == 'publish':
    if os.system("pip freeze | grep twine"):
        print("twine not installed.\nUse `pip install twine`.\nExiting.")
        sys.exit()
    os.system("python setup.py sdist bdist_wheel")
    os.system("twine upload dist/*")
    print("You probably want to also tag the version now:")
    print("  git tag -a %s -m 'version %s'" % (version, version))
    print("  git push --tags")
    sys.exit()


with open('README.rst') as readme_file:
    readme = readme_file.read()

with open('HISTORY.rst') as history_file:
    history = history_file.read().replace('.. :changelog:', '')

setup(
    name='django-perf-rec',
    version=version,
    description="Keep detailed records of the performance of your Django "
                "code.",
    long_description=readme + '\n\n' + history,
    author='YPlan',
    author_email='adam@yplanapp.com',
    url='https://github.com/YPlan/django-perf-rec',
    packages=find_packages(exclude=['test', 'test.*']),
    include_package_data=True,
    install_requires=[
        'Django',
        'patchy',
        'PyYAML',
        'six',
        'sqlparse>=0.2.0',
    ],
    license='MIT',
    zip_safe=False,
    keywords='Django',
    classifiers=[
        'Development Status :: 5 - Production/Stable',
        'Framework :: Django :: 1.8',
        'Framework :: Django :: 1.9',
        'Framework :: Django :: 1.10',
        'Intended Audience :: Developers',
        'License :: OSI Approved :: MIT License',
        'Natural Language :: English',
        'Operating System :: OS Independent',
        'Programming Language :: Python :: 2',
        'Programming Language :: Python :: 2.7',
        'Programming Language :: Python :: 3',
        'Programming Language :: Python :: 3.4',
        'Programming Language :: Python :: 3.5',
    ],
)

setup.py
#!/usr/bin/env python
# -*- coding:utf-8 -*-
from __future__ import absolute_import, division, print_function, unicode_literals

import os
import re
import sys

from setuptools import find_packages, setup


def get_version(package):
    """
    Return package version as listed in `__version__` in `init.py`.
    """
    init_py = open(os.path.join(package, '__init__.py')).read()
    return re.search("__version__ = ['\"]([^'\"]+)['\"]", init_py).group(1)


def get_packages(package):
    """
    Return root package and all sub-packages.
    """
    return [dirpath
            for dirpath, dirnames, filenames in os.walk(package)
            if os.path.exists(os.path.join(dirpath, '__init__.py'))]


version = get_version('django_perf_rec')


if sys.argv[-1] == 'publish':
    if os.system("pip freeze | grep twine"):
        print("twine not installed.\nUse `pip install twine`.\nExiting.")
        sys.exit()
    os.system("python setup.py sdist bdist_wheel")
    os.system("twine upload dist/*")
    print("You probably want to also tag the version now:")
    print("  git tag -a %s -m 'version %s'" % (version, version))
    print("  git push --tags")
    sys.exit()


with open('README.rst') as readme_file:
    readme = readme_file.read()

with open('HISTORY.rst') as history_file:
    history = history_file.read().replace('.. :changelog:', '')

setup(
    name='django-perf-rec',
    version=version,
    description="Keep detailed records of the performance of your Django "
                "code.",
    long_description=readme + '\n\n' + history,
    author='YPlan',
    author_email='adam@yplanapp.com',
    url='https://github.com/YPlan/django-perf-rec',
    packages=find_packages(exclude=['tests', 'tests.*']),
    include_package_data=True,
    install_requires=[
        'Django',
        'patchy',
        'PyYAML',
        'six',
        'sqlparse>=0.2.0',
    ],
    license='MIT',
    zip_safe=False,
    keywords='Django',
    classifiers=[
        'Development Status :: 5 - Production/Stable',
        'Framework :: Django :: 1.8',
        'Framework :: Django :: 1.9',
        'Framework :: Django :: 1.10',
        'Intended Audience :: Developers',
        'License :: OSI Approved :: MIT License',
        'Natural Language :: English',
        'Operating System :: OS Independent',
        'Programming Language :: Python :: 2',
        'Programming Language :: Python :: 2.7',
        'Programming Language :: Python :: 3',
        'Programming Language :: Python :: 3.4',
        'Programming Language :: Python :: 3.5',
    ],
)

setup.py
diff --git a/HISTORY.rst b/HISTORY.rst
index eb0be991..3ae002fa 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -7,6 +7,7 @@ Pending release
 ---------------
 
 * New release notes go here
+* Stop ``setup.py`` installing ``tests`` module.
 
 1.0.2 (2016-09-23)
 ------------------
diff --git a/setup.py b/setup.py
index 57ece5b5..c3015a2c 100755
--- a/setup.py
+++ b/setup.py
@@ -56,7 +56,7 @@ def get_packages(package):
     author='YPlan',
     author_email='adam@yplanapp.com',
     url='https://github.com/YPlan/django-perf-rec',
-    packages=find_packages(exclude=['test', 'test.*']),
+    packages=find_packages(exclude=['tests', 'tests.*']),
     include_package_data=True,
     install_requires=[
         'Django',

Update setup.py to stop installing `tests` in `site-packages`
Actually when installing your (amazing, thanks a lot!!) lib via pip, twho packages are installed and visible in `site-packages`: 
- `django_perf_rec`
- `tests`

This last one should not be there ;)

