fixup! fixup! fixup! fixup! Install compatible versions of Python on Mac

.travis.yml

@@ -7,8 +7,19 @@ matrix:
   include:
   - os: osx
     language: generic
-    python: "2"
     env: MB_PYTHON_VERSION=2.7.13
+  - os: osx
+    language: generic
+    env: MB_PYTHON_VERSION=3.3.5
+  - os: osx
+    language: generic
+    env: PYPY_VERSION=5.4.1
+  - os: osx
+    language: generic
+    env: PYPY3_VERSION=5.5.0-alpha
+  - os: osx
+    language: generic
+    env: PYPY_VERSION=5.6.0
 
   fast_finish: true
 
@@ -25,7 +36,6 @@ addons:
 before_install:
 - 'if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then export DISPLAY=:99.0; fi'
 - 'if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sh -e /etc/init.d/xvfb start; fi'
-- set -x
 - source .travis/install_python.sh
 - pip install --upgrade pip setuptools wheel
 - 'if [[ "$TRAVIS_PYTHON_VERSION" == pypy* ]]; then pip install git+https://bitbucket.org/pypy/numpy.git; fi'

.travis/install_python.sh

@@ -38,6 +38,7 @@ set -e
 shell_session_update() { :; }
 
 MACPYTHON_URL=https://www.python.org/ftp/python
+PYPY_URL=https://bitbucket.org/pypy/pypy/downloads
 MACPYTHON_PY_PREFIX=/Library/Frameworks/Python.framework/Versions
 WORKING_SDIR=working
 DOWNLOADS_SDIR=/tmp