charge_truths charge_truths(ne=False) Returns a binary vector indicating which species are charged. Parameters ne : bool, optional If True, excludes "e-". Default False. Returns Vector[int] 1 for charged species, 0 for neutral. Examples s = Species(["H2", "H+", "e-"]) print(s.charge_truths()) print(s.charge_truths(ne=True)) Output [0, 1, 1] [0, 1] Api Species