factor heal and missing worker into functions
factor heal and missing worker into functions

dask/distributed,broxtronix/distributed,blaze/distributed,amosonn/distributed,mrocklin/distributed,blaze/distributed,amosonn/distributed,dask/distributed,broxtronix/distributed,broxtronix/distributed,dask/distributed,mrocklin/distributed,mrocklin/distributed,dask/distributed,amosonn/distributed