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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 function_to_serializable_representation(fn):
 """ Converts a Python function into a serializable representation. Does not currently work for methods or functions with closure data. """

    if type(fn) not in (FunctionType, BuiltinFunctionType):
        raise ValueError(
            "Can't serialize %s : %s, must be globally defined function" % (
                fn, type(fn),))

    if hasattr(fn, "__closure__") and fn.__closure__ is not None:
        raise ValueError("No serializable representation for closure %s" % (fn,))

    return {"__module__": get_module_name(fn), "__name__": fn.__name__}