minor, delete dead code in parfor.py
minor, delete dead code in parfor.py

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