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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 table_from_omicron(source, *args, **kwargs):
 """Read an `EventTable` from an Omicron ROOT file This function just redirects to the format='root' reader with appropriate defaults. """

    if not args:  # only default treename if args not given
        kwargs.setdefault('treename', 'triggers')
    return EventTable.read(source, *args, format='root', **kwargs)