mirror of
https://github.com/meta-llama/llama-stack.git
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be3c5c034d
* fix case where memory bank is registered without provider_id * memory test * agents unit test
116 lines
3.5 KiB
Python
116 lines
3.5 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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import asyncio
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import json
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from typing import Any, Dict, List, Optional
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import fire
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import httpx
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from termcolor import cprint
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from .memory_banks import * # noqa: F403
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def deserialize_memory_bank_def(
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j: Optional[Dict[str, Any]]
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) -> MemoryBankDefWithProvider:
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if j is None:
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return None
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if "type" not in j:
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raise ValueError("Memory bank type not specified")
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type = j["type"]
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if type == MemoryBankType.vector.value:
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return VectorMemoryBankDef(**j)
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elif type == MemoryBankType.keyvalue.value:
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return KeyValueMemoryBankDef(**j)
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elif type == MemoryBankType.keyword.value:
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return KeywordMemoryBankDef(**j)
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elif type == MemoryBankType.graph.value:
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return GraphMemoryBankDef(**j)
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else:
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raise ValueError(f"Unknown memory bank type: {type}")
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class MemoryBanksClient(MemoryBanks):
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def __init__(self, base_url: str):
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self.base_url = base_url
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async def initialize(self) -> None:
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pass
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async def shutdown(self) -> None:
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pass
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async def list_memory_banks(self) -> List[MemoryBankDefWithProvider]:
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async with httpx.AsyncClient() as client:
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response = await client.get(
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f"{self.base_url}/memory_banks/list",
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headers={"Content-Type": "application/json"},
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)
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response.raise_for_status()
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return [deserialize_memory_bank_def(x) for x in response.json()]
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async def register_memory_bank(
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self, memory_bank: MemoryBankDefWithProvider
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) -> None:
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async with httpx.AsyncClient() as client:
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response = await client.post(
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f"{self.base_url}/memory_banks/register",
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json={
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"memory_bank": json.loads(memory_bank.json()),
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},
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headers={"Content-Type": "application/json"},
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)
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response.raise_for_status()
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async def get_memory_bank(
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self,
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identifier: str,
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) -> Optional[MemoryBankDefWithProvider]:
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async with httpx.AsyncClient() as client:
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response = await client.get(
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f"{self.base_url}/memory_banks/get",
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params={
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"identifier": identifier,
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},
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headers={"Content-Type": "application/json"},
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)
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response.raise_for_status()
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j = response.json()
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return deserialize_memory_bank_def(j)
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async def run_main(host: str, port: int, stream: bool):
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client = MemoryBanksClient(f"http://{host}:{port}")
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response = await client.list_memory_banks()
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cprint(f"list_memory_banks response={response}", "green")
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# register memory bank for the first time
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response = await client.register_memory_bank(
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VectorMemoryBankDef(
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identifier="test_bank2",
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embedding_model="all-MiniLM-L6-v2",
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chunk_size_in_tokens=512,
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overlap_size_in_tokens=64,
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)
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)
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cprint(f"register_memory_bank response={response}", "blue")
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# list again after registering
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response = await client.list_memory_banks()
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cprint(f"list_memory_banks response={response}", "green")
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def main(host: str, port: int, stream: bool = True):
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asyncio.run(run_main(host, port, stream))
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if __name__ == "__main__":
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fire.Fire(main)
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