↩ 🔵 🔵 🔵 ❪֎❫ PyXSPEC Lexicon ○ ❪֎₃❫ Python Functions ○ xspec.Chain() ⚬ xspec.Component() ⚬ xspec.Model() ⚬ xspec.Parameter() ⚬ xspec.Plot() ⚬ xspec.Spectrum() ⚬