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from __future__ import annotations
from typing import Any, List
from langchain_text_splitters.base import TextSplitter
class KonlpyTextSplitter(TextSplitter):
"""Splitting text using Konlpy package.
It is good for splitting Korean text.
"""
def __init__(
self,
separator: str = "\n\n",
**kwargs: Any,
) -> None:
"""Initialize the Konlpy text splitter."""
super().__init__(**kwargs)
self._separator = separator
try:
from konlpy.tag import Kkma
except ImportError:
raise ImportError(
"""
Konlpy is not installed, please install it with
`pip install konlpy`
"""
)
self.kkma = Kkma()
def split_text(self, text: str) -> List[str]:
"""Split incoming text and return chunks."""
splits = self.kkma.sentences(text)
return self._merge_splits(splits, self._separator)
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