Langchain-Chatchat/server/knowledge_base/knowledge_file.py

27 lines
915 B
Python

import os.path
from server.knowledge_base.utils import (get_file_path)
from server.knowledge_base import KnowledgeBase
class KnowledgeFile:
def __init__(
self,
filename: str,
knowledge_base_name: str
):
self.kb = KnowledgeBase.load(knowledge_base_name)
self.filename = filename
self.ext = os.path.splitext(filename)[-1]
self.filepath = get_file_path(knowledge_base_name, filename)
self.docs = None
def file2text(self):
if self.ext in []:
from langchain.document_loaders import UnstructuredFileLoader
loader = UnstructuredFileLoader(self.filepath)
elif self.ext in []:
pass
from langchain.text_splitter import CharacterTextSplitter
text_splitter = CharacterTextSplitter(chunk_size=500, chunk_overlap=200)
return loader.load_and_split(text_splitter)