spaCy/bin/prepare_treebank.py

117 lines
3.7 KiB
Python

"""Convert OntoNotes into a json format.
doc: {
id: string,
paragraphs: [{
raw: string,
segmented: string,
sents: [int],
tokens: [{
start: int,
tag: string,
head: int,
dep: string}],
brackets: [{
start: int,
end: int,
label: string,
flabel: int}]}]}
Consumes output of spacy/munge/align_raw.py
"""
import plac
import json
from os import path
import re
from spacy.munge import read_ptb
from spacy.munge import read_conll
def _iter_raw_files(raw_loc):
files = json.load(open(raw_loc))
for f in files:
yield f
def _get_word_indices(raw_sent, word_idx, offset):
indices = {}
for piece in raw_sent.split('<SEP>'):
for match in re.finditer(r'\S+', piece):
indices[word_idx] = offset + match.start()
word_idx += 1
offset += len(piece)
return indices, word_idx, offset + 1
def format_doc(section, filename, raw_paras, ptb_loc, dep_loc):
ptb_sents = read_ptb.split(open(ptb_loc).read())
dep_sents = read_conll.split(open(dep_loc).read())
assert len(ptb_sents) == len(dep_sents)
word_idx = 0
i = 0
doc = {'id': 'wsj_%s%s' % (section, filename), 'paragraphs': []}
for raw_sents in raw_paras:
para = {'raw': ' '.join(sent.replace('<SEP>', '') for sent in raw_sents),
'segmented': '<SENT>'.join(raw_sents),
'sents': [],
'tokens': [],
'brackets': []}
offset = 0
for raw_sent in raw_sents:
words = raw_sent.replace('<SEP>', ' ').split()
para['sents'].append(offset)
_, brackets = read_ptb.parse(ptb_sents[i], strip_bad_periods=True)
_, annot = read_conll.parse(dep_sents[i], strip_bad_periods=True)
indices, word_idx, offset = _get_word_indices(raw_sent, 0, offset)
for j, token in enumerate(annot):
head = indices[token['head']] if token['head'] != -1 else -1
try:
para['tokens'].append({
'start': indices[token['id']],
'orth': words[j],
'tag': token['tag'],
'head': head,
'dep': token['dep']})
except:
print sorted(indices.items())
print token
print raw_sent
raise
for label, start, end in brackets:
if start != end:
para['brackets'].append({'label': label,
'start': indices[start],
'end': indices[end-1]})
i += 1
doc['paragraphs'].append(para)
return doc
def main(onto_dir, raw_dir, out_dir):
for i in range(25):
section = str(i) if i >= 10 else ('0' + str(i))
raw_loc = path.join(raw_dir, 'wsj%s.json' % section)
docs = []
for j, raw_paras in enumerate(_iter_raw_files(raw_loc)):
if section == '00':
j += 1
filename = str(j) if j >= 9 else ('0' + str(j))
if section == '04' and filename == '55':
continue
ptb_loc = path.join(onto_dir, section, 'wsj_%s%s.mrg' % (section, filename))
dep_loc = ptb_loc + '.3.pa.gs.tab'
if path.exists(ptb_loc) and path.exists(dep_loc):
print ptb_loc
doc = format_doc(section, filename, raw_paras, ptb_loc, dep_loc)
docs.append(doc)
with open(path.join(out_dir, '%s.json' % section), 'w') as file_:
json.dump(docs, file_)
if __name__ == '__main__':
plac.call(main)