101 lines
2.6 KiB
Python
101 lines
2.6 KiB
Python
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import blingfire
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import nltk
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import pysbd
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import spacy
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import stanza
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from syntok.tokenizer import Tokenizer
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import syntok.segmenter as syntok_segmenter
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from pathlib import Path
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pysbd_segmenter = pysbd.Segmenter(language="en", clean=False, char_span=False)
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nlp = spacy.blank('en')
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nlp.add_pipe(nlp.create_pipe("sentencizer"))
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nlp_dep = spacy.load('en_core_web_sm', disable=["ner"])
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#stanza.download('en')
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stanza_nlp = stanza.Pipeline(lang='en', processors='tokenize')
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syntok_tokenizer = Tokenizer()
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def blingfire_tokenize(text):
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return blingfire.text_to_sentences(text).split('\n')
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def nltk_tokenize(text):
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return nltk.sent_tokenize(text)
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def pysbd_tokenize(text):
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segments = pysbd_segmenter.segment(text)
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return [s.strip() for s in segments]
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def spacy_tokenize(text):
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return [sent.text.strip("\n") for sent in nlp(text).sents]
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def spacy_dep_tokenize(text):
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return [sent.text.strip("\n") for sent in nlp_dep(text).sents]
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def stanza_tokenize(text):
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return [e.text for e in stanza_nlp(text).sentences]
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def make_sentences(segmented_tokens):
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for sentence in segmented_tokens:
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yield "".join(str(token) for token in sentence).strip()
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def syntok_tokenize(text):
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tokens = syntok_tokenizer.split(text)
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result = syntok_segmenter.split(iter(tokens))
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segments = [sent for sent in make_sentences(result)]
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return segments
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def load_genia_corpus(genia_raw_dir):
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txtfiles = Path(genia_raw_dir).glob("**/*.txt")
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txtfiles = list(txtfiles)
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all_docs = []
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for ind, txtfile in enumerate(txtfiles, start=1):
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with open(txtfile) as f:
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geniatext = f.read().strip()
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expected = geniatext.split('\n')
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all_docs.append((geniatext, expected))
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return all_docs
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def benchmark(docs, tokenize_func):
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correct = 0
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for (text, expected) in docs:
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segments = tokenize_func(text)
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if segments == expected:
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correct +=1
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return correct
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if __name__ == "__main__":
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--genia',
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help="Path to the directory containing genia data."
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)
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args = parser.parse_args()
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libraries = (
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blingfire_tokenize,
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nltk_tokenize,
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pysbd_tokenize,
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spacy_tokenize,
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spacy_dep_tokenize,
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stanza_tokenize,
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syntok_tokenize
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)
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docs = load_genia_corpus(args.genia)
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total = len(docs)
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for tokenize_func in libraries:
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correct = benchmark(docs, tokenize_func)
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percent_score = correct/total * 100
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print()
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print(tokenize_func.__name__)
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print('GENIA abstract acc: {:0.2f}%'.format(percent_score))
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