def MyReadXYZMolecule(ifs, mol): mol.Clear() if OEReadXYZFile(ifs,mol): OEDetermineConnectivity(mol) OEFindRingAtomsAndBonds(mol) OEPerceiveBondOrders(mol) OEAssignImplicitHydrogens(mol) OEAssignFormalCharges(mol) OEAssignAromaticFlags(mol) return 1 mol.Clear() return 0