Stream a partial output chunk on the tools stream channel.
Reads the per-tool-call writer that StreamToolCallHandler
installs on a ContextVar at on_tool_start and forwards delta
through it. Silent no-op when the graph was not run with
"tools" in stream_mode (no writer is set), so tool authors
can leave emit_output_delta calls in place without gating
them on stream mode.
emit_output_delta(
self,
delta: Any,
) -> None| Name | Type | Description |
|---|---|---|
delta* | Any | Partial output chunk. Any JSON-serializable value;
surfaced as-is on the |