qg_jaquad / ja_sentence_split.py
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init
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import re
from typing import List
import spacy
__all__ = 'SentSplit'
class JASplitter:
""" JA sentence splitter from https://github.com/himkt/konoha/blob/master/konoha/sentence_tokenizer.py """
PERIOD = "。"
PERIOD_SPECIAL = "__PERIOD__"
PATTERNS = [re.compile(r"(.*?οΌ‰"), re.compile(r"γ€Œ.*?」")]
@staticmethod
def conv_period(item) -> str:
return item.group(0).replace(JASplitter.PERIOD, JASplitter.PERIOD_SPECIAL)
def __call__(self, document) -> List[str]:
for pattern in JASplitter.PATTERNS:
document = re.sub(pattern, self.conv_period, document)
result = []
for line in document.split("\n"):
line = line.rstrip()
line = line.replace("\n", "")
line = line.replace("\r", "")
line = line.replace("。", "。\n")
sentences = line.split("\n")
for sentence in sentences:
if not sentence:
continue
period_special = JASplitter.PERIOD_SPECIAL
period = JASplitter.PERIOD
sentence = sentence.replace(period_special, period)
result.append(sentence)
return result