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Minor edits for PEP8 readability.

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