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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 deprecated(func):
 """This is a decorator which can be used to mark functions as deprecated. It will result in a warning being emmitted when the function is used."""

    def newFunc(*args, **kwargs):
        warnings.warn("Call to deprecated function {}.".format(func.__name__),
                      category=DeprecationWarning, stacklevel=2)
        return func(*args, **kwargs)
    newFunc.__name__ = func.__name__
    newFunc.__doc__ = func.__doc__
    newFunc.__dict__.update(func.__dict__)
    return newFunc