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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 absl_flags():
 """ Extracts absl-py flags that the user has specified and outputs their key-value mapping. By default, extracts only those flags in the current __package__ and mainfile. Useful to put into a trial's param_map. """

    # TODO: need same thing for argparse
    flags_dict = flags.FLAGS.flags_by_module_dict()
    # only include parameters from modules the user probably cares about
    def _relevant_module(module_name):
        if __package__ and __package__ in module_name:
            return True
        if module_name == sys.argv[0]:
            return True
        return False
    return {
        flag.name: flag.value for module, flags in flags_dict.items()
        for flag in flags if _relevant_module(module)}