missing if statement added
missing if statement added

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