Skip to content

In Memory

Simple vector store index.

InMemoryVectorStore

Bases: LlamaIndexVectorStore

Source code in libs\kotaemon\kotaemon\storages\vectorstores\in_memory.py 
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
class InMemoryVectorStore(LlamaIndexVectorStore):
    _li_class: Type[LISimpleVectorStore] = LISimpleVectorStore
    store_text: bool = False

    def __init__(
        self,
        data: Optional[SimpleVectorStoreData] = None,
        fs: Optional[fsspec.AbstractFileSystem] = None,
        **kwargs: Any,
    ) -> None:
        """Initialize params."""
        self._data = data or SimpleVectorStoreData()
        self._fs = fs or fsspec.filesystem("file")

        super().__init__(
            data=data,
            fs=fs,
            **kwargs,
        )

    def save(
        self,
        save_path: str,
        fs: Optional[fsspec.AbstractFileSystem] = None,
        **kwargs,
    ):

        """save a simpleVectorStore to a dictionary.

        Args:
            save_path: Path of saving vector to disk.
            fs: An abstract super-class for pythonic file-systems
        """
        self._client.persist(persist_path=save_path, fs=fs)

    def load(self, load_path: str, fs: Optional[fsspec.AbstractFileSystem] = None):

        """Create a SimpleKVStore from a load directory.

        Args:
            load_path: Path of loading vector.
            fs: An abstract super-class for pythonic file-systems
        """
        self._client = self._client.from_persist_path(persist_path=load_path, fs=fs)

    def drop(self):
        """Clear the old data"""
        self._data = SimpleVectorStoreData()

    def __persist_flow__(self):
        d = self._data.to_dict()
        d["__type__"] = f"{self._data.__module__}.{self._data.__class__.__qualname__}"
        return {
            "data": d,
            # "fs": self._fs,
        }

save 

1
save(save_path, fs=None, **kwargs)

save a simpleVectorStore to a dictionary.

Parameters:

Name Type Description Default
save_path str

Path of saving vector to disk.

 required
fs Optional[AbstractFileSystem]

An abstract super-class for pythonic file-systems

 None
Source code in libs\kotaemon\kotaemon\storages\vectorstores\in_memory.py 
31
32
33
34
35
36
37
38
39
40
41
42
43
44
def save(
    self,
    save_path: str,
    fs: Optional[fsspec.AbstractFileSystem] = None,
    **kwargs,
):

    """save a simpleVectorStore to a dictionary.

    Args:
        save_path: Path of saving vector to disk.
        fs: An abstract super-class for pythonic file-systems
    """
    self._client.persist(persist_path=save_path, fs=fs)

load 

1
load(load_path, fs=None)

Create a SimpleKVStore from a load directory.

Parameters:

Name Type Description Default
load_path str

Path of loading vector.

 required
fs Optional[AbstractFileSystem]

An abstract super-class for pythonic file-systems

 None
Source code in libs\kotaemon\kotaemon\storages\vectorstores\in_memory.py 
46
47
48
49
50
51
52
53
54
def load(self, load_path: str, fs: Optional[fsspec.AbstractFileSystem] = None):

    """Create a SimpleKVStore from a load directory.

    Args:
        load_path: Path of loading vector.
        fs: An abstract super-class for pythonic file-systems
    """
    self._client = self._client.from_persist_path(persist_path=load_path, fs=fs)

drop 

1
drop()

Clear the old data

Source code in libs\kotaemon\kotaemon\storages\vectorstores\in_memory.py 
56
57
58
def drop(self):
    """Clear the old data"""
    self._data = SimpleVectorStoreData()