Fixing doctest failure.
Fixing doctest failure.


sjsrey/pysal,lixun910/pysal,nathania/pysal,hasecbinusr/pysal,ljwolf/pysal_core,chhao91/pysal,spreg-git/pysal,nathania/pysal,TaylorOshan/pysal,pysal/pysal,dfolch/pysal,pedrovma/pysal,jlaura/pysal,badjr/pysal,pastephens/pysal,hasecbinusr/pysal,ljwolf/pysal_core,ljwolf/pysal,schmidtc/pysal,ljwolf/pysal,pastephens/pysal,lixun910/pysal,badjr/pysal,ljwolf/pysal_core,ljwolf/pysal,spreg-git/pysal,darribas/pysal,sjsrey/pysal_core,hasecbinusr/pysal,darribas/pysal,weikang9009/pysal,pastephens/pysal,lixun910/pysal,dfolch/pysal,schmidtc/pysal,lanselin/pysal,TaylorOshan/pysal,jlaura/pysal,sjsrey/pysal_core,chhao91/pysal,TaylorOshan/pysal,sjsrey/pysal_core,jlaura/pysal