Seal lipid to body density calculation

lip2dens.py

def lip2dens(p_lipid, lipid_dens=0.9007, prot_dens=1.34, water_dens=0.994, a_dens=2.3):
    '''Derive tissue density from lipids
    
    Translated to python from R code written by Martin Biuw
    '''

    p_comps = perc_bc_from_lipid(p_lipid)

    p_comps['density'] = (lipid_dens * (0.01 * p_comps['perc_lipid'])) + \
                         (prot_dens  * (0.01 * p_comps['perc_protien'])) + \
                         (water_dens * (0.01 * p_comps['perc_water'])) + \
                         (a_dens     * (0.01 * p_comps['perc_ash']))
    return p_comps