[travis] disable shell script for py installation on osx ...

move stuff to main script.

.travis.yml

@@ -25,9 +25,6 @@ matrix:
 #      env:
 #        - OSXENV=2.7
 
-before_install:
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then bash resources/install_osx_virtualenv.sh; fi
-
 install:
   - export PYVER=${TRAVIS_PYTHON_VERSION:0:1}
   - if [ $PYVER = 3 ]; then
@@ -43,10 +40,18 @@ install:
     fi;
 
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
-      which $PYCMD;
-      source venv/bin/activate;
-      brew upgrade python;
-      which $PYCMD;
+      if [[ "$OSXENV" == "2.7" ]]; then
+        brew install python@2;
+        virtualenv venv -p python;
+        source venv/bin/activate;
+        export PYCMD=python;
+        export PIPCMD=pip;
+      else
+        brew upgrade python;
+        source venv/bin/activate;
+        export PYCMD=python3;
+        export PIPCMD=pip3;
+      fi;
     fi;
 
   - $PIPCMD install lxml enum34 pyyaml rdflib

resources/install_osx_virtualenv.sh

@@ -1,19 +1,26 @@
 #!/bin/bash
-
+echo %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 echo Running install_osx_virtalenv.sh
+python --version;
+echo travis python version:  $TRAVIS_PYTHON_VERSION
+echo %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
 
     brew update;
 
     if [[ "$OSXENV" == "2.7" ]]; then
+        echo python 2.7
         brew install python;
         virtualenv venv -p python;
         source venv/bin/activate;
     else
+        echo some other version 
         brew install python3;
         virtualenv venv -p python3;
         source venv/bin/activate;
+        export PYCMD=python3;
+        export PIPCMD=pip3;
     fi
 fi