Fix flake8 issue for str.expandtabs()
Fix flake8 issue for str.expandtabs()

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