Some more PEP8 tweaking
Some more PEP8 tweaking

elkingtonmcb/emcee,dfm/emcee,pkgw/emcee,farr/emcee,johnbachman/emcee,jellis18/emcee3,ipashchenko/emcee-x,linan7788626/emcee,dfm/emcee3,johnbachman/emcee,joezuntz/emcee,willvousden/emcee,willvousden/emcee,ga7g08/emcee,dfm/emcee,ipashchenko/emcee,drphilmarshall/emcee