Update to PyPy3.3 (alpha builds)

not available through `brew`, so not tested on OSX

.travis.yml

@@ -21,8 +21,6 @@ matrix:
               - sleep 1
               - brew install pypy
               - sleep 1
-              - brew install pypy3
-              - sleep 1
               - pip3 install .
               - sleep 1
               - pip3 install virtualenv
@@ -31,10 +29,6 @@ matrix:
               - sleep 1
               - pip_pypy install virtualenv
               - sleep 1
-              - pip_pypy3 install .
-              - sleep 1
-              - pip_pypy3 install virtualenv
-              - sleep 1
         - os: linux
           python: 2.7
           language: python
@@ -54,7 +48,7 @@ matrix:
           python: pypy
           language: python
         - os: linux
-          python: pypy3
+          python: 'pypy3.3-5.2-alpha1'
           language: python
 
     allow_failures:

test_versions

@@ -23,6 +23,10 @@ if [[ "${PYTHON_VERSIONS}" == *-dev ]] ; then
     PYTHON_VERSIONS="${PYTHON_VERSIONS::-4}"
 fi
 
+if [[ "${PYTHON_VERSIONS}" == pypy3* ]] ; then
+    PYTHON_VERSIONS="pypy3"
+fi
+
 echo "Identified python versions: `echo ${PYTHON_VERSIONS} | tr '\n' ' '`"
 
 # Make sure each of the pythons has the necessary requirements installed