def strip_sign_kept
import bend-prot@0.1.0.0/pdb.bend as Pdbimport Base
128def strip_sign_kept(plus: Bool, h: Char, t: String) -> Bool & String:
129 match plus:
130 case True{}:
131 (False{}, t)
132 case False{}:
133 (False{}, SCon{h, t})