# pip install langchain_community unstructured[md]
from langchain_community.document_loaders import UnstructuredMarkdownLoader

docs = UnstructuredMarkdownLoader(
    # 文件路径
    file_path="assets/sample.md",
    # 加载模式:
    #   single 返回单个Document对象
    #   elements 按标题等元素切分文档
    mode="elements",
).load()

print(docs)