Use max int32 instead of 1 larger for demo
Use max int32 instead of 1 larger for demo

Fix problem on 32 bit platform.

blaze/dask,PhE/dask,mraspaud/dask,dask/dask,jakirkham/dask,ssanderson/dask,mraspaud/dask,PhE/dask,jcrist/dask,dask/dask,jcrist/dask,chrisbarber/dask,cpcloud/dask,mrocklin/dask,ContinuumIO/dask,ssanderson/dask,cowlicks/dask,ContinuumIO/dask,vikhyat/dask,vikhyat/dask,blaze/dask,mrocklin/dask,jakirkham/dask,pombredanne/dask,mikegraham/dask,clarkfitzg/dask,gameduell/dask,pombredanne/dask,clarkfitzg/dask