Fix the CPU tests too.

.jenkins/jenkins_pr_core.sh

@@ -11,6 +11,10 @@ rsync -a $HOME/cache/ $HOME/.theano/pr_theano
 
 echo "===== Testing theano core"
 
+# Allow subprocess created by tests to find Theano.
+# Keep it in the workspace
+export PYTHONPATH=$PYTHONPATH:${WORKSPACE}
+
 # Test theano core
 PARTS="theano -e gpuarray"
 THEANO_PARAM="${PARTS} --with-timer --timer-top-n 10 --with-xunit --xunit-file=theanocore_tests.xml"

.jenkins/jenkins_pr_gpu.sh

@@ -51,9 +51,9 @@ export PYTHONPATH=${PYTHONPATH}:$LIBDIR/lib/python
 
 python -c 'import pygpu; print(pygpu.__file__)'
 
-# Allow subprocess created by test able to find Theano.
+# Allow subprocess created by tests to find Theano.
 # Keep it in the workspace
-PYTHONPATH=$PYTHONPATH:${WORKSPACE}
+export PYTHONPATH=$PYTHONPATH:${WORKSPACE}
 
 # Testing theano (the gpuarray parts)
 THEANO_GPUARRAY_TESTS="theano/gpuarray/tests \