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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _energy_to_enthalpy(energy):
 """Converts energy to enthalpy. This function take the energies stored in the energy array and converts them to formation enthalpy. Parameters --------- energy : list of lists of floats Returns ------- enthalpy : list of lists containing the enthalpies. """

    
    pureA = [energy[0][0],energy[0][1]]
    pureB = [energy[1][0],energy[1][1]]
    pureC = [energy[2][0],energy[2][1]]

    enthalpy = []
    for en in energy:
        c = en[2]
        conc = [float(i)/sum(c) for i in c]

        CE = _en_to_enth(en[0],conc,pureA[0],pureB[0],pureC[0])
        VASP = _en_to_enth(en[1],conc,pureA[1],pureB[1],pureC[1])

        enthalpy.append([CE,VASP,c])

    return enthalpy