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Simple File

SimpleFileDocumentStore

Bases: InMemoryDocumentStore

Improve InMemoryDocumentStore by auto saving whenever the corpus is changed

Source code in libs/kotaemon/kotaemon/storages/docstores/simple_file.py 
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class SimpleFileDocumentStore(InMemoryDocumentStore):
    """Improve InMemoryDocumentStore by auto saving whenever the corpus is changed"""

    def __init__(self, path: str | Path, collection_name: str = "default"):
        super().__init__()
        self._path = path
        self._collection_name = collection_name

        Path(path).mkdir(parents=True, exist_ok=True)
        self._save_path = Path(path) / f"{collection_name}.json"
        if self._save_path.is_file():
            self.load(self._save_path)

    def get(self, ids: Union[List[str], str]) -> List[Document]:
        """Get document by id"""
        if not isinstance(ids, list):
            ids = [ids]

        for doc_id in ids:
            if doc_id not in self._store:
                self.load(self._save_path)
                break

        return [self._store[doc_id] for doc_id in ids]

    def add(
        self,
        docs: Union[Document, List[Document]],
        ids: Optional[Union[List[str], str]] = None,
        **kwargs,
    ):
        """Add document into document store

        Args:
            docs: list of documents to add
            ids: specify the ids of documents to add or
                use existing doc.doc_id
            exist_ok: raise error when duplicate doc-id
                found in the docstore (default to False)
        """
        super().add(docs=docs, ids=ids, **kwargs)
        self.save(self._save_path)

    def delete(self, ids: Union[List[str], str]):
        """Delete document by id"""
        super().delete(ids=ids)
        self.save(self._save_path)

    def drop(self):
        """Drop the document store"""
        super().drop()
        self._save_path.unlink(missing_ok=True)

    def __persist_flow__(self):
        from theflow.utils.modules import serialize

        return {
            "path": serialize(self._path),
            "collection_name": self._collection_name,
        }

get 

1
get(ids)

Get document by id

Source code in libs/kotaemon/kotaemon/storages/docstores/simple_file.py 
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def get(self, ids: Union[List[str], str]) -> List[Document]:
    """Get document by id"""
    if not isinstance(ids, list):
        ids = [ids]

    for doc_id in ids:
        if doc_id not in self._store:
            self.load(self._save_path)
            break

    return [self._store[doc_id] for doc_id in ids]

add 

1
add(docs, ids=None, **kwargs)

Add document into document store

Parameters:

Name Type Description Default
docs Union[Document, List[Document]]

list of documents to add

 required
ids Optional[Union[List[str], str]]

specify the ids of documents to add or use existing doc.doc_id

 None
exist_ok

raise error when duplicate doc-id found in the docstore (default to False)

 required
Source code in libs/kotaemon/kotaemon/storages/docstores/simple_file.py 
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def add(
    self,
    docs: Union[Document, List[Document]],
    ids: Optional[Union[List[str], str]] = None,
    **kwargs,
):
    """Add document into document store

    Args:
        docs: list of documents to add
        ids: specify the ids of documents to add or
            use existing doc.doc_id
        exist_ok: raise error when duplicate doc-id
            found in the docstore (default to False)
    """
    super().add(docs=docs, ids=ids, **kwargs)
    self.save(self._save_path)

delete 

1
delete(ids)

Delete document by id

Source code in libs/kotaemon/kotaemon/storages/docstores/simple_file.py 
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def delete(self, ids: Union[List[str], str]):
    """Delete document by id"""
    super().delete(ids=ids)
    self.save(self._save_path)

drop 

1
drop()

Drop the document store

Source code in libs/kotaemon/kotaemon/storages/docstores/simple_file.py 
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def drop(self):
    """Drop the document store"""
    super().drop()
    self._save_path.unlink(missing_ok=True)