sglang_v0.5.2/sglang/examples/frontend_language/usage/streaming.py

50 lines
1.1 KiB
Python

"""
Usage:
python3 streaming.py
"""
import asyncio
import sglang as sgl
@sgl.function
def multi_turn_question(s, question_1, question_2):
s += sgl.system("You are a helpful assistant.")
s += sgl.user(question_1)
s += sgl.assistant(sgl.gen("answer_1", max_tokens=256))
s += sgl.user(question_2)
s += sgl.assistant(sgl.gen("answer_2", max_tokens=256))
sgl.set_default_backend(sgl.OpenAI("gpt-3.5-turbo"))
def stream_a_variable():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True,
)
for out in state.text_iter(var_name="answer_2"):
print(out, end="", flush=True)
print("\n")
async def async_stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True,
)
async for out in state.text_async_iter(var_name="answer_2"):
print(out, end="", flush=True)
print("\n")
if __name__ == "__main__":
stream_a_variable()
asyncio.run(async_stream())