format_str for models without formal parameters.
format_str for models without formal parameters.

bsipocz/astropy,bsipocz/astropy,joergdietrich/astropy,dhomeier/astropy,aleksandr-bakanov/astropy,astropy/astropy,pllim/astropy,astropy/astropy,AustereCuriosity/astropy,tbabej/astropy,astropy/astropy,funbaker/astropy,stargaser/astropy,larrybradley/astropy,tbabej/astropy,DougBurke/astropy,larrybradley/astropy,kelle/astropy,kelle/astropy,funbaker/astropy,lpsinger/astropy,StuartLittlefair/astropy,saimn/astropy,kelle/astropy,pllim/astropy,MSeifert04/astropy,StuartLittlefair/astropy,stargaser/astropy,bsipocz/astropy,larrybradley/astropy,astropy/astropy,tbabej/astropy,pllim/astropy,MSeifert04/astropy,AustereCuriosity/astropy,astropy/astropy,larrybradley/astropy,mhvk/astropy,StuartLittlefair/astropy,mhvk/astropy,DougBurke/astropy,tbabej/astropy,AustereCuriosity/astropy,lpsinger/astropy,joergdietrich/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,joergdietrich/astropy,DougBurke/astropy,tbabej/astropy,MSeifert04/astropy,DougBurke/astropy,dhomeier/astropy,bsipocz/astropy,saimn/astropy,kelle/astropy,dhomeier/astropy,pllim/astropy,funbaker/astropy,MSeifert04/astropy,mhvk/astropy,saimn/astropy,dhomeier/astropy,lpsinger/astropy,aleksandr-bakanov/astropy,saimn/astropy,joergdietrich/astropy,AustereCuriosity/astropy,mhvk/astropy,AustereCuriosity/astropy,pllim/astropy,stargaser/astropy,joergdietrich/astropy,stargaser/astropy,larrybradley/astropy,kelle/astropy,lpsinger/astropy,mhvk/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,funbaker/astropy,aleksandr-bakanov/astropy,saimn/astropy,dhomeier/astropy