attempt a py2.7 fix
attempt a py2.7 fix

Should fix test error on Python 2.7

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