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Add session manager to python strands agent #798

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Add session manager to python strands agent #798

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4 changes: 4 additions & 0 deletions integrations/aws-strands/python/src/ag_ui_strands/agent.py
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Original file line number Diff line number Diff line change
Expand Up @@ -79,10 +79,14 @@ async def run(self, input_data: RunAgentInput) -> AsyncIterator[Any]:
# Each thread (user session) maintains its own conversation state
thread_id = input_data.thread_id or "default"
if thread_id not in self._agents_by_thread:
session_manager = None
if self.config.session_manager_provider:
session_manager = self.config.session_manager_provider(input_data)
self._agents_by_thread[thread_id] = StrandsAgentCore(
model=self._model,
system_prompt=self._system_prompt,
tools=self._tools,
session_manager=session_manager,
**self._agent_kwargs,
)
strands_agent = self._agents_by_thread[thread_id]
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5 changes: 5 additions & 0 deletions integrations/aws-strands/python/src/ag_ui_strands/config.py
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Expand Up @@ -17,6 +17,8 @@

from ag_ui.core import RunAgentInput

from strands.session import SessionManager


StatePayload = Dict[str, Any]

Expand Down Expand Up @@ -45,6 +47,7 @@ class ToolResultContext(ToolCallContext):
StateFromResult = Callable[[ToolResultContext], Awaitable[Optional[StatePayload]] | Optional[StatePayload]]
CustomResultHandler = Callable[[ToolResultContext], AsyncIterator[Any]]
StateContextBuilder = Callable[[RunAgentInput, str], str]
SessionManagerProvider = Callable[[RunAgentInput], SessionManager]


@dataclass
Expand Down Expand Up @@ -83,6 +86,8 @@ class StrandsAgentConfig:

tool_behaviors: Dict[str, ToolBehavior] = field(default_factory=dict)
state_context_builder: Optional[StateContextBuilder] = None
session_manager_provider: Optional[SessionManagerProvider] = None



async def maybe_await(value: Any) -> Any:
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