■ GenericLoader 클래스의 from_filesystem 정적 메소드를 사용해 GenericLoader 객체를 만드는 방법을 보여준다.
▶ main.py
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from typing import Iterator from langchain_core.document_loaders import BaseBlobParser from langchain_core.documents import Document from langchain_core.document_loaders import Blob from langchain_community.document_loaders.generic import GenericLoader class CustomBlobParser(BaseBlobParser): """각 라인에서 문서를 생성하는 간단한 파서이다.""" def lazy_parse(self, blob : Blob) -> Iterator[Document]: """Blob을 한 줄씩 문서로 구문 분석한다.""" lineNumber = 0 with blob.as_bytes_io() as bufferedReader: for line in bufferedReader: lineNumber += 1 yield Document(page_content = line, metadata = {"line_number" : lineNumber, "source" : blob.source}) genericLoader = GenericLoader.from_filesystem(path = ".", glob = "*.md", parser = CustomBlobParser()) |
▶ requirements.txt
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aiohttp==3.9.5 aiosignal==1.3.1 annotated-types==0.7.0 async-timeout==4.0.3 attrs==23.2.0 certifi==2024.6.2 charset-normalizer==3.3.2 dataclasses-json==0.6.7 frozenlist==1.4.1 greenlet==3.0.3 idna==3.7 jsonpatch==1.33 jsonpointer==3.0.0 langchain==0.2.6 langchain-community==0.2.6 langchain-core==0.2.10 langchain-text-splitters==0.2.2 langsmith==0.1.82 marshmallow==3.21.3 multidict==6.0.5 mypy-extensions==1.0.0 numpy==1.26.4 orjson==3.10.5 packaging==24.1 pydantic==2.7.4 pydantic_core==2.18.4 PyYAML==6.0.1 requests==2.32.3 SQLAlchemy==2.0.31 tenacity==8.4.2 typing-inspect==0.9.0 typing_extensions==4.12.2 urllib3==2.2.2 yarl==1.9.4 |
※ pip install langchain-community 명령을 실행했다.
