Source code for langchain.document_loaders.acreom
import re
from pathlib import Path
from typing import Iterator, List
from langchain.docstore.document import Document
from langchain.document_loaders.base import BaseLoader
[docs]class AcreomLoader(BaseLoader):
    """Load `acreom` vault from a directory."""
    FRONT_MATTER_REGEX = re.compile(r"^---\n(.*?)\n---\n", re.MULTILINE | re.DOTALL)
    """Regex to match front matter metadata in markdown files."""
[docs]    def __init__(
        self, path: str, encoding: str = "UTF-8", collect_metadata: bool = True
    ):
        """Initialize the loader."""
        self.file_path = path
        """Path to the directory containing the markdown files."""
        self.encoding = encoding
        """Encoding to use when reading the files."""
        self.collect_metadata = collect_metadata
        """Whether to collect metadata from the front matter."""
    def _parse_front_matter(self, content: str) -> dict:
        """Parse front matter metadata from the content and return it as a dict."""
        if not self.collect_metadata:
            return {}
        match = self.FRONT_MATTER_REGEX.search(content)
        front_matter = {}
        if match:
            lines = match.group(1).split("\n")
            for line in lines:
                if ":" in line:
                    key, value = line.split(":", 1)
                    front_matter[key.strip()] = value.strip()
                else:
                    # Skip lines without a colon
                    continue
        return front_matter
    def _remove_front_matter(self, content: str) -> str:
        """Remove front matter metadata from the given content."""
        if not self.collect_metadata:
            return content