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# -*- coding: utf-8 -*-
import sys
if len(sys.argv) > 2:
sys.path.insert(0, sys.argv[2])
import hfst
if len(sys.argv) < 1:
raise RuntimeError('Transducer format must be given as first argument')
if sys.argv[1] == 'sfst':
if not hfst.HfstTransducer.is_implementation_type_available(hfst.ImplementationType.SFST_TYPE):
sys.exit(77)
hfst.set_default_fst_type(hfst.ImplementationType.SFST_TYPE)
elif sys.argv[1] == 'foma':
if not hfst.HfstTransducer.is_implementation_type_available(hfst.ImplementationType.FOMA_TYPE):
sys.exit(77)
hfst.set_default_fst_type(hfst.ImplementationType.FOMA_TYPE)
elif sys.argv[1] == 'openfst':
if not hfst.HfstTransducer.is_implementation_type_available(hfst.ImplementationType.TROPICAL_OPENFST_TYPE):
sys.exit(77)
hfst.set_default_fst_type(hfst.ImplementationType.TROPICAL_OPENFST_TYPE)
else:
raise RuntimeError('implementation format not recognized')
transducers = []
istr = hfst.HfstInputStream()
while not istr.is_eof():
transducers.append(istr.read())
istr.close()
if not len(transducers) == 3:
raise RuntimeError('Wrong number of transducers read.')
i = 0
for re in ['föö:bär','0','0-0']:
if not transducers[i].compare(hfst.regex(re)):
raise RuntimeError('Transducers are not equivalent.')
i += 1
if len(transducers) > 0:
f = sys.stdout
i=0
transducers[i].write_att(f)
i += 1
while i < len(transducers):
f.write('--\n')
transducers[i].write_att(f)
i += 1
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