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import hfst
import hfst_commandline
minimum=0
maximum='inf'
short_getopts='f:t:'
long_getopts=['from=', 'to=']
options = hfst_commandline.hfst_getopt(short_getopts, long_getopts, 1)
for opt in options[0]:
if opt[0] == '-f' or opt[0] == '--from':
minimum = int(opt[1])
elif opt[0] == '-t' or opt[0] == '--to':
maximum = int(opt[1])
else:
pass
istr = hfst_commandline.get_one_hfst_input_stream(options)[0]
ostr = hfst.HfstOutputStream(type=istr.get_type())
tr = istr.read()
if (maximum == 'inf'):
tr.repeat_n_plus(minimum)
else:
tr.repeat_n_to_k(minimum, maximum)
tr.write(ostr)
ostr.flush()
istr.close()
ostr.close()
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