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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 create_parameterized_CAG(input, output, filename="CAG_with_indicators_and_values.pdf"):
 """ Create a CAG with mapped and parameterized indicators """

    with open(input, "rb") as f:
        G = pickle.load(f)
    G.parameterize(year=2017, month=4)
    G.get_timeseries_values_for_indicators()
    with open(output, "wb") as f:
        pickle.dump(G, f)