Set /home/wesm/local-release

Change-Id: I406cc8142a3a3c4c7ce8bbeb223bcba0c27dac58

Author: wesm

ci/travis_script_python.sh

@@ -29,9 +29,11 @@ pushd $PYTHON_DIR
 
 python_version_tests() {
   PYTHON_VERSION=$1
-  CONDA_ENV_NAME="pyarrow-test-${PYTHON_VERSION}"
-  conda create -y -q -n $CONDA_ENV_NAME python=$PYTHON_VERSION
-  source activate $CONDA_ENV_NAME
+  CONDA_ENV_DIR=$TRAVIS_BUILD_DIR/pyarrow-test-$PYTHON_VERSION
+  conda create -y -q -p $CONDA_ENV_DIR python=$PYTHON_VERSION
+  source activate $CONDA_ENV_DIR
+
+  export PARQUET_HOME=$CONDA_ENV_DIR
 
   python --version
   which python