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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 radiance2tb(rad, wavelength):
 """ Get the Tb from the radiance using the Planck function rad: Radiance in SI units wavelength: Wavelength in SI units (meter) """

    from pyspectral.blackbody import blackbody_rad2temp as rad2temp
    return rad2temp(wavelength, rad)