Function phylofold::pct_of_bpp_and_upp_mat

pub fn pct_of_bpp_and_upp_mat(
    bpap_mats_with_rna_id_pairs: &HashMap<(usize, usize), HashMap<(u16, u16, u16, u16), f64, BuildHasherDefault<FxHasher>>, BuildHasherDefault<FxHasher>>, 
    rna_id: usize, 
    num_of_rnas: usize, 
    bpp_mat: &HashMap<(u16, u16), f64, BuildHasherDefault<FxHasher>>, 
    upp_mat_len: usize
) -> (HashMap<(u16, u16), f64, BuildHasherDefault<FxHasher>>, Vec<f64>)