use find_packages for simplicity in setup.py

Author: mindw

setup.py

@@ -2,7 +2,7 @@
 import os
 import codecs
 
-from setuptools import setup
+from setuptools import setup, find_packages
 
 
 classifiers = [
@@ -22,11 +22,6 @@
     'Topic :: Text Processing :: Markup :: HTML'
 ]
 
-packages = ['html5lib'] + ['html5lib.' + name
-                           for name in os.listdir(os.path.join('html5lib'))
-                           if os.path.isdir(os.path.join('html5lib', name)) and
-                           not name.startswith('.') and name != 'tests']
-
 current_dir = os.path.dirname(__file__)
 with codecs.open(os.path.join(current_dir, 'README.rst'), 'r', 'utf8') as readme_file:
     with codecs.open(os.path.join(current_dir, 'CHANGES.rst'), 'r', 'utf8') as changes_file:
@@ -53,7 +48,7 @@
       classifiers=classifiers,
       maintainer='James Graham',
       maintainer_email='[email protected]',
-      packages=packages,
+      packages=find_packages(exclude=["*.tests", "*.tests.*", "tests.*", "tests"]),
       install_requires=[
           'six',
           'webencodings',