fix flake8 issue
fix flake8 issue

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