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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 wavenumber(src, rec, depth, res, freq, wavenumber, ab=11, aniso=None, epermH=None, epermV=None, mpermH=None, mpermV=None, verb=2):
 r"""Depreciated. Use `dipole_k` instead."""


    # Issue warning
    mesg = ("\n    The use of `model.wavenumber` is deprecated and will " +
            "be removed;\n    use `model.dipole_k` instead.")
    warnings.warn(mesg, DeprecationWarning)

    return dipole_k(src, rec, depth, res, freq, wavenumber, ab, aniso, epermH,
                    epermV, mpermH, mpermV, verb)