def METHOD_NAME(self):
    """
    A utility function to compute all the g_ks
    and return them as a {smiles : g_k} dict
    Returns
    -------
    gks : dict of type {string : float}
        dict of {smiles : g_k}
    """
    gks = dict()
    for smiles in self._smiles_list:
       gks[smiles] = self.g_k(smiles)
    return gks