Files
codex/sdk/python/examples/03_turn_stream_events/async.py
2026-05-17 07:03:40 -07:00

67 lines
2.1 KiB
Python

import sys
from pathlib import Path
_EXAMPLES_ROOT = Path(__file__).resolve().parents[1]
if str(_EXAMPLES_ROOT) not in sys.path:
sys.path.insert(0, str(_EXAMPLES_ROOT))
from _bootstrap import ensure_local_sdk_src, runtime_config
ensure_local_sdk_src()
import asyncio
from openai_codex import AsyncCodex
async def main() -> None:
async with AsyncCodex(config=runtime_config()) as codex:
thread = await codex.thread_start(
model="gpt-5.4", config={"model_reasoning_effort": "high"}
)
turn = await thread.turn("Explain SIMD in 3 short bullets.")
event_count = 0
saw_started = False
saw_delta = False
completed_status = None
completed_texts = []
async for event in turn.stream():
event_count += 1
if event.method == "turn/started":
saw_started = True
print("stream.started")
continue
if event.method == "item/agentMessage/delta":
delta = event.payload.delta
if delta:
if not saw_delta:
print("assistant> ", end="", flush=True)
print(delta, end="", flush=True)
saw_delta = True
continue
if event.method == "item/completed":
root = event.payload.item.root
if root.type == "agentMessage":
completed_texts.append(root.text)
continue
if event.method == "turn/completed":
completed_status = event.payload.turn.status.value
if completed_status is None:
raise RuntimeError("stream ended without turn/completed")
if saw_delta:
print()
else:
final_text = "".join(completed_texts).strip()
print("assistant>", final_text)
print("stream.started.seen:", saw_started)
print("stream.completed:", completed_status)
print("events.count:", event_count)
if __name__ == "__main__":
asyncio.run(main())