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# -*- coding: utf-8 -*-
import sys
if len(sys.argv) > 1:
sys.path.insert(0, sys.argv[1])
import hfst
transducers = []
with open('cats_and_dogs.prolog', 'r') as f:
r = hfst.PrologReader(f)
for tr in r:
transducers.append(tr)
assert(f.closed)
assert(len(transducers)) == 4
transducers = []
with open('cats_and_dogs_fail.prolog', 'r') as f:
try:
r = hfst.PrologReader(f)
for tr in r:
transducers.append(tr)
except hfst.exceptions.NotValidPrologFormatException as e:
assert 'arc(1, 2, "bar").' in e.what()
assert 'line: 24' in e.what()
assert(f.closed)
assert(len(transducers)) == 4
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