def __init__(self, filenames, format_helper=None):
Reader.__init__(self)<EOL>self._filenames = filenames<EOL>"""<STR_LIT>"""<EOL>self._file = None<EOL>"""<STR_LIT>"""<EOL>self._csv_reader = None<EOL>"""<STR_LIT>"""<EOL>self._filename = None<EOL>"""<STR_LIT>"""<EOL>self._helper = UniversalCsvReaderFormatHelper() if not format_helper else format_helper<EOL>"""<STR_LIT>"""<EOL>self._formatting_parameters = dict()<EOL>"""<STR_LIT>"""<EOL>self._sample = None<EOL>"""<STR_LIT>"""<EOL>
Object constructor.

:param list(str) filenames: A list of CSV file names.