metadata
license: apache-2.0
min(1.0, int(dat['copies'])/20 + dat['ratio']/10 + dat['alpha_frac']* 0.1 + 0.5*(1-dat['avg_score'])) if avg_score exists
min(1.0, int(dat['copies'])/20 + dat['ratio']/10 + dat['alpha_frac']* 0.1) otherwise
avg_score is the pep8 score, lower meaning better.