error when running setup_training

[aymen-souid-github]

python /home/souid/Downloads/conll-2012/v?/scripts/skeleton2conll.py /home/souid/Downloads/ontonotes-release-5.0/data/files/data/arabic/annotations/nw/ann/01/ann_0105.parse /home/souid/Downloads/conll-2012/v4/data/train/data/arabic/annotations/nw/ann/01/ann_0105.v4_gold_skel /home/souid/Downloads/conll-2012/v4/data/train/data/arabic/annotations/nw/ann/01/ann_0105.v4_gold_conll --text
Traceback (most recent call last):
File "/home/souid/Downloads/conll-2012/v3/scripts/skeleton2conll.py", line 1176, in
start(input_fname, conll_fname, output_fname, encoding, changes)
File "/home/souid/Downloads/conll-2012/v3/scripts/skeleton2conll.py", line 879, in start
for a_tree in iterate_trees(inf):
File "/home/souid/Downloads/conll-2012/v3/scripts/skeleton2conll.py", line 294, in iterate_trees
return [x for x in _iterate_trees_helper(string_seq) if x.strip()]
File "/home/souid/Downloads/conll-2012/v3/scripts/skeleton2conll.py", line 331, in _iterate_trees_helper
raise Exception("Parens should have been zero at end, were %s" % parens)
Exception: Parens should have been zero at end, were -3
Exit code: 1