def _export_atom(self, toppar):
if self.atom is not None:
masses = [ rw.mass_reader(line) for line in self.atom ]
toppar.mass = tp._merge_mass(masses, toppar.mass)
def _export_mass(self, toppar):
if self.mass is not None:
masses = [ rw.mass_reader(line) for line in self.mass ]
merged = tp._merge_mass(masses, toppar.mass)
if merged is not None:
toppar.mass = merged
