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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 _Refractive(rho, T, l=0.5893):
 """Equation for the refractive index Parameters rho : float Density, [kg/m³] T : float Temperature, [K] l : float, optional Light Wavelength, [μm] Returns ------- n : float Refractive index, [-] Notes ------ Raise :class:`NotImplementedError` if input isn't in limit: * 0 ≤ ρ ≤ 1060 * 261.15 ≤ T ≤ 773.15 * 0.2 ≤ λ ≤ 1.1 Examples -------- 1.39277824 1.00949307 References IAPWS, Release on the Refractive Index of Ordinary Water Substance as a Function of Wavelength, Temperature and Pressure, http://www.iapws.org/relguide/rindex.pdf """

    # Check input parameters
    if rho < 0 or rho > 1060 or T < 261.15 or T > 773.15 or l < 0.2 or l > 1.1:
        raise NotImplementedError("Incoming out of bound")

    Lir = 5.432937
    Luv = 0.229202
    d = rho/1000.
    Tr = T/273.15
    L = l/0.589
    a = [0.244257733, 0.974634476e-2, -0.373234996e-2, 0.268678472e-3,
         0.158920570e-2, 0.245934259e-2, 0.900704920, -0.166626219e-1]
    A = d*(a[0]+a[1]*d+a[2]*Tr+a[3]*L**2*Tr+a[4]/L**2+a[5]/(L**2-Luv**2)+a[6]/(
        L**2-Lir**2)+a[7]*d**2)
    return ((2*A+1)/(1-A))**0.5