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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 group_experiments_greedy(tomo_expt: TomographyExperiment):
 """ Greedy method to group ExperimentSettings in a given TomographyExperiment :param tomo_expt: TomographyExperiment to group ExperimentSettings within :return: TomographyExperiment, with grouped ExperimentSettings according to whether it consists of PauliTerms diagonal in the same tensor product basis """

    diag_sets = _max_tpb_overlap(tomo_expt)
    grouped_expt_settings_list = list(diag_sets.values())
    grouped_tomo_expt = TomographyExperiment(grouped_expt_settings_list, program=tomo_expt.program)
    return grouped_tomo_expt