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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 calcMzFromMass(mass, charge):
 """Calculate the mz value of a peptide from its mass and charge. :param mass: float, exact non protonated mass :param charge: int, charge state :returns: mass to charge ratio of the specified charge state """

    mz = (mass + (maspy.constants.atomicMassProton * charge)) / charge
    return mz