古腾堡
古腾堡计划 是一个免费电子书在线图书馆。
此笔记本介绍如何将指向 Gutenberg 电子书的链接加载到我们可以用于下游的文档格式中。
from langchain_community.document_loaders import GutenbergLoader
API 参考：GutenbergLoader
loader = GutenbergLoader("https://www.gutenberg.org/cache/epub/69972/pg69972.txt")
data = loader.load()
data[0].page_content[:300]
'The Project Gutenberg eBook of The changed brides, by Emma Dorothy\r\n\n\nEliza Nevitte Southworth\r\n\n\n\r\n\n\nThis eBook is for the use of anyone anywhere in the United States and\r\n\n\nmost other parts of the world at no cost and with almost no restrictions\r\n\n\nwhatsoever. You may copy it, give it away or re-u'
data[0].metadata
{'source': 'https://www.gutenberg.org/cache/epub/69972/pg69972.txt'}