Cleanup. Note: all test_looplifting tests passes at this commit in py3.8
Cleanup.
Note: all test_looplifting tests passes at this commit in py3.8

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