forked from phoenix-oss/llama-stack-mirror
c543bc0745
Makes the console span processor output spans in less prominent way and highlight the logs based on severity. 
151 lines
4 KiB
Python
151 lines
4 KiB
Python
# Copyright (c) Meta Platforms, Inc. and affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the terms described in the LICENSE file in
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# the root directory of this source tree.
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from enum import Enum
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from typing import (
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Annotated,
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List,
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Literal,
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Optional,
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Protocol,
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runtime_checkable,
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Union,
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)
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from llama_models.schema_utils import json_schema_type, webmethod
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from pydantic import BaseModel, Field
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from llama_stack.apis.resource import Resource, ResourceType
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from llama_stack.providers.utils.telemetry.trace_protocol import trace_protocol
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@json_schema_type
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class MemoryBankType(Enum):
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vector = "vector"
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keyvalue = "keyvalue"
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keyword = "keyword"
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graph = "graph"
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# define params for each type of memory bank, this leads to a tagged union
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# accepted as input from the API or from the config.
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@json_schema_type
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class VectorMemoryBankParams(BaseModel):
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memory_bank_type: Literal[MemoryBankType.vector.value] = MemoryBankType.vector.value
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embedding_model: str
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chunk_size_in_tokens: int
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overlap_size_in_tokens: Optional[int] = None
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@json_schema_type
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class KeyValueMemoryBankParams(BaseModel):
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memory_bank_type: Literal[MemoryBankType.keyvalue.value] = (
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MemoryBankType.keyvalue.value
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)
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@json_schema_type
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class KeywordMemoryBankParams(BaseModel):
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memory_bank_type: Literal[MemoryBankType.keyword.value] = (
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MemoryBankType.keyword.value
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)
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@json_schema_type
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class GraphMemoryBankParams(BaseModel):
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memory_bank_type: Literal[MemoryBankType.graph.value] = MemoryBankType.graph.value
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BankParams = Annotated[
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Union[
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VectorMemoryBankParams,
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KeyValueMemoryBankParams,
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KeywordMemoryBankParams,
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GraphMemoryBankParams,
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],
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Field(discriminator="memory_bank_type"),
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]
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# Some common functionality for memory banks.
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class MemoryBankResourceMixin(Resource):
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type: Literal[ResourceType.memory_bank.value] = ResourceType.memory_bank.value
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@property
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def memory_bank_id(self) -> str:
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return self.identifier
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@property
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def provider_memory_bank_id(self) -> str:
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return self.provider_resource_id
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@json_schema_type
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class VectorMemoryBank(MemoryBankResourceMixin):
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memory_bank_type: Literal[MemoryBankType.vector.value] = MemoryBankType.vector.value
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embedding_model: str
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chunk_size_in_tokens: int
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overlap_size_in_tokens: Optional[int] = None
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@json_schema_type
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class KeyValueMemoryBank(MemoryBankResourceMixin):
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memory_bank_type: Literal[MemoryBankType.keyvalue.value] = (
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MemoryBankType.keyvalue.value
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)
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# TODO: KeyValue and Keyword are so similar in name, oof. Get a better naming convention.
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@json_schema_type
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class KeywordMemoryBank(MemoryBankResourceMixin):
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memory_bank_type: Literal[MemoryBankType.keyword.value] = (
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MemoryBankType.keyword.value
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)
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@json_schema_type
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class GraphMemoryBank(MemoryBankResourceMixin):
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memory_bank_type: Literal[MemoryBankType.graph.value] = MemoryBankType.graph.value
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MemoryBank = Annotated[
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Union[
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VectorMemoryBank,
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KeyValueMemoryBank,
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KeywordMemoryBank,
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GraphMemoryBank,
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],
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Field(discriminator="memory_bank_type"),
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]
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class MemoryBankInput(BaseModel):
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memory_bank_id: str
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params: BankParams
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provider_memory_bank_id: Optional[str] = None
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@runtime_checkable
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@trace_protocol
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class MemoryBanks(Protocol):
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@webmethod(route="/memory-banks/list", method="GET")
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async def list_memory_banks(self) -> List[MemoryBank]: ...
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@webmethod(route="/memory-banks/get", method="GET")
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async def get_memory_bank(self, memory_bank_id: str) -> Optional[MemoryBank]: ...
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@webmethod(route="/memory-banks/register", method="POST")
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async def register_memory_bank(
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self,
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memory_bank_id: str,
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params: BankParams,
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provider_id: Optional[str] = None,
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provider_memory_bank_id: Optional[str] = None,
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) -> MemoryBank: ...
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@webmethod(route="/memory-banks/unregister", method="POST")
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async def unregister_memory_bank(self, memory_bank_id: str) -> None: ...
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