---input---
self cls Ellipsis NotImplemented

---tokens---
'self'        Name.Builtin.Pseudo
' '           Text
'cls'         Name.Builtin.Pseudo
' '           Text
'Ellipsis'    Name.Builtin.Pseudo
' '           Text
'NotImplemented' Name.Builtin.Pseudo
'\n'          Text.Whitespace
