Bug 930808 - Upgrade virtualenv to 12.0.2; r=glandium

Source archive downloaded from
https://pypi.python.org/packages/source/v/virtualenv/virtualenv-12.0.2.tar.gz
and uncompressed into python/virtualenv. The egg-info directory was
removed.

python/virtualenv/setup.py

@@ -3,8 +3,31 @@ import re
 import shutil
 import sys
 
+if sys.version_info[:2] < (2, 6):
+    sys.exit('virtualenv requires Python 2.6 or higher.')
+
 try:
     from setuptools import setup
+    from setuptools.command.test import test as TestCommand
+
+    class PyTest(TestCommand):
+        user_options = [('pytest-args=', 'a', "Arguments to pass to py.test")]
+
+        def initialize_options(self):
+            TestCommand.initialize_options(self)
+            self.pytest_args = None
+
+        def finalize_options(self):
+            TestCommand.finalize_options(self)
+            self.test_args = []
+            self.test_suite = True
+
+        def run_tests(self):
+            # import here, because outside the eggs aren't loaded
+            import pytest
+            errno = pytest.main(self.pytest_args)
+            sys.exit(errno)
+
     setup_params = {
         'entry_points': {
             'console_scripts': [
@@ -13,13 +36,14 @@ try:
             ],
         },
         'zip_safe': False,
-        'test_suite': 'nose.collector',
-        'tests_require': ['nose', 'Mock'],
+        'cmdclass': {'test': PyTest},
+        'tests_require': ['pytest', 'mock'],
     }
 except ImportError:
     from distutils.core import setup
     if sys.platform == 'win32':
-        print('Note: without Setuptools installed you will have to use "python -m virtualenv ENV"')
+        print('Note: without Setuptools installed you will '
+              'have to use "python -m virtualenv ENV"')
         setup_params = {}
     else:
         script = 'scripts/virtualenv'
@@ -27,22 +51,21 @@ except ImportError:
         shutil.copy(script, script_ver)
         setup_params = {'scripts': [script, script_ver]}
 
-here = os.path.dirname(os.path.abspath(__file__))
 
-## Get long_description from index.txt:
-f = open(os.path.join(here, 'docs', 'index.rst'))
-long_description = f.read().strip()
-long_description = long_description.split('split here', 1)[1]
-f.close()
-f = open(os.path.join(here, 'docs', 'news.rst'))
-long_description += "\n\n" + f.read()
-f.close()
+def read_file(*paths):
+    here = os.path.dirname(os.path.abspath(__file__))
+    with open(os.path.join(here, *paths)) as f:
+        return f.read()
+
+# Get long_description from index.rst:
+long_description = read_file('docs', 'index.rst')
+long_description = long_description.strip().split('split here', 1)[0]
+# Add release history
+long_description += "\n\n" + read_file('docs', 'changes.rst')
 
 
 def get_version():
-    f = open(os.path.join(here, 'virtualenv.py'))
-    version_file = f.read()
-    f.close()
+    version_file = read_file('virtualenv.py')
     version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                               version_file, re.M)
     if version_match:
@@ -55,7 +78,7 @@ def get_version():
 # running python setup.py test (see
 # http://www.eby-sarna.com/pipermail/peak/2010-May/003357.html)
 try:
-    import multiprocessing
+    import multiprocessing  # noqa
 except ImportError:
     pass
 
@@ -69,7 +92,6 @@ setup(
         'Intended Audience :: Developers',
         'License :: OSI Approved :: MIT License',
         'Programming Language :: Python :: 2',
-        'Programming Language :: Python :: 2.5',
         'Programming Language :: Python :: 2.6',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
@@ -81,7 +103,7 @@ setup(
     author_email='ianb@colorstudy.com',
     maintainer='Jannis Leidel, Carl Meyer and Brian Rosner',
     maintainer_email='python-virtualenv@groups.google.com',
-    url='http://www.virtualenv.org',
+    url='https://virtualenv.pypa.io/',
     license='MIT',
     py_modules=['virtualenv'],
     packages=['virtualenv_support'],