adapted test for different error message in py27
adapted test for different error message in py27

IntelLabs/numba,stonebig/numba,stonebig/numba,IntelLabs/numba,cpcloud/numba,jriehl/numba,stonebig/numba,IntelLabs/numba,IntelLabs/numba,gmarkall/numba,stuartarchibald/numba,gmarkall/numba,sklam/numba,cpcloud/numba,cpcloud/numba,stonebig/numba,numba/numba,jriehl/numba,stuartarchibald/numba,stuartarchibald/numba,seibert/numba,seibert/numba,stuartarchibald/numba,sklam/numba,numba/numba,seibert/numba,seibert/numba,gmarkall/numba,jriehl/numba,jriehl/numba,IntelLabs/numba,gmarkall/numba,stonebig/numba,gmarkall/numba,stuartarchibald/numba,sklam/numba,cpcloud/numba,numba/numba,cpcloud/numba,sklam/numba,jriehl/numba,seibert/numba,numba/numba,sklam/numba,numba/numba