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db55577c45
* Remove unicode declarations * Remove Python 3.5 and 2.7 from CI * Don't require pathlib * Replace compat helpers * Remove OrderedDict * Use f-strings * Set Cython compiler language level * Fix typo * Re-add OrderedDict for Table * Update setup.cfg * Revert CONTRIBUTING.md * Revert lookups.md * Revert top-level.md * Small adjustments and docs [ci skip]
66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
from wasabi import Printer
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from ...gold import iob_to_biluo
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from ...util import minibatch
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from .conll_ner2json import n_sents_info
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def iob2json(input_data, n_sents=10, no_print=False, *args, **kwargs):
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"""
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Convert IOB files with one sentence per line and tags separated with '|'
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into JSON format for use with train cli. IOB and IOB2 are accepted.
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Sample formats:
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I|O like|O London|I-GPE and|O New|B-GPE York|I-GPE City|I-GPE .|O
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I|O like|O London|B-GPE and|O New|B-GPE York|I-GPE City|I-GPE .|O
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I|PRP|O like|VBP|O London|NNP|I-GPE and|CC|O New|NNP|B-GPE York|NNP|I-GPE City|NNP|I-GPE .|.|O
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I|PRP|O like|VBP|O London|NNP|B-GPE and|CC|O New|NNP|B-GPE York|NNP|I-GPE City|NNP|I-GPE .|.|O
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"""
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msg = Printer(no_print=no_print)
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docs = read_iob(input_data.split("\n"))
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if n_sents > 0:
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n_sents_info(msg, n_sents)
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docs = merge_sentences(docs, n_sents)
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return docs
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def read_iob(raw_sents):
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sentences = []
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for line in raw_sents:
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if not line.strip():
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continue
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tokens = [t.split("|") for t in line.split()]
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if len(tokens[0]) == 3:
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words, pos, iob = zip(*tokens)
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elif len(tokens[0]) == 2:
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words, iob = zip(*tokens)
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pos = ["-"] * len(words)
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else:
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raise ValueError(
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"The sentence-per-line IOB/IOB2 file is not formatted correctly. Try checking whitespace and delimiters. See https://spacy.io/api/cli#convert"
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)
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biluo = iob_to_biluo(iob)
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sentences.append(
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[
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{"orth": w, "tag": p, "ner": ent}
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for (w, p, ent) in zip(words, pos, biluo)
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]
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)
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sentences = [{"tokens": sent} for sent in sentences]
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paragraphs = [{"sentences": [sent]} for sent in sentences]
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docs = [{"id": i, "paragraphs": [para]} for i, para in enumerate(paragraphs)]
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return docs
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def merge_sentences(docs, n_sents):
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merged = []
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for group in minibatch(docs, size=n_sents):
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group = list(group)
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first = group.pop(0)
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to_extend = first["paragraphs"][0]["sentences"]
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for sent in group:
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to_extend.extend(sent["paragraphs"][0]["sentences"])
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merged.append(first)
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return merged
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