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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 process_xml_file(file_name):
 """Return a TripsProcessor by processing a TRIPS EKB XML file. Parameters file_name : str Path to a TRIPS extraction knowledge base (EKB) file to be processed. Returns ------- tp : TripsProcessor A TripsProcessor containing the extracted INDRA Statements in tp.statements. """

    with open(file_name, 'rb') as fh:
        ekb = fh.read().decode('utf-8')
    return process_xml(ekb)