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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 get_event_start(event_buffer, event_format):
 """ dispatch event start method based on event format type """


    if event_format == "csv":
        return get_csv_event_start(event_buffer)
    elif event_format == "xml":
        return get_xml_event_start(event_buffer)
    else:
        return get_json_event_start(event_buffer)