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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 phase_transformation(Ne, Nl, r, Lij, omega_laser, phase):
 r"""Obtain a phase transformation to eliminate explicit time dependence. """

    ph = find_phase_transformation(Ne, Nl, r, Lij)

    return {phase[i]: sum([ph[i][j]*omega_laser[j] for j in range(Nl)])
            for i in range(Ne)}