Update testpypi addresses.

The old one is deprecated and no longer working.

python/release.sh

@@ -11,8 +11,11 @@ function run_install_test() {
   local PYTHON=$2
   local PYPI=$3
 
+  #virtualenv -p `which $PYTHON` test-venv
   virtualenv --no-site-packages -p `which $PYTHON` test-venv
 
+  #pip install --upgrade pip
+
   # Intentionally put a broken protoc in the path to make sure installation
   # doesn't require protoc installed.
   touch test-venv/bin/protoc
@@ -79,16 +82,16 @@ python setup.py build
 python setup.py test
 
 # Deploy source package to testing PyPI
-python setup.py sdist upload -r https://testpypi.python.org/pypi
+python setup.py sdist upload -r https://test.pypi.org/legacy/
 
 # Test locally with different python versions.
-run_install_test ${TESTING_VERSION} python2.7 https://testpypi.python.org/simple
-run_install_test ${TESTING_VERSION} python3.4 https://testpypi.python.org/simple
+run_install_test ${TESTING_VERSION} python2.7 https://test.pypi.org/simple
+run_install_test ${TESTING_VERSION} python3.4 https://test.pypi.org/simple
 
 # Deploy egg/wheel packages to testing PyPI and test again.
-python setup.py bdist_egg bdist_wheel upload -r https://testpypi.python.org/pypi
-run_install_test ${TESTING_VERSION} python2.7 https://testpypi.python.org/simple
-run_install_test ${TESTING_VERSION} python3.4 https://testpypi.python.org/simple
+python setup.py bdist_egg bdist_wheel upload -r https://test.pypi.org/legacy/
+run_install_test ${TESTING_VERSION} python2.7 https://test.pypi.org/simple
+run_install_test ${TESTING_VERSION} python3.4 https://test.pypi.org/simple
 
 echo "All install tests have passed using testing PyPI."