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misc: add pre-commit config (#637)

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This commit is contained in:
zhyncs
2024-07-18 04:55:39 +10:00
committed by GitHub
parent a8552cb18b
commit 2e341cd493
43 changed files with 481 additions and 299 deletions
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22
examples/quick_start/anthropic_example_chat.py
View File

@@ -3,6 +3,7 @@ Usage:
export ANTHROPIC_API_KEY=sk-******
python3 anthropic_example_chat.py
"""
import sglang as sgl
@@ -30,7 +31,7 @@ def stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -39,13 +40,18 @@ def stream():
def batch():
states = multi_turn_question.run_batch([
{"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions."},
{"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?"},
])
states = multi_turn_question.run_batch(
[
{
"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions.",
},
{
"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?",
},
]
)
for s in states:
print(s.messages())

19
examples/quick_start/anthropic_example_complete.py
View File

@@ -9,15 +9,14 @@ import sglang as sgl
@sgl.function
def few_shot_qa(s, question):
s += (
"""
s += """
\n\nHuman: What is the capital of France?
\n\nAssistant: Paris
\n\nHuman: What is the capital of Germany?
\n\nAssistant: Berlin
\n\nHuman: What is the capital of Italy?
\n\nAssistant: Rome
""")
"""
s += "\n\nHuman: " + question + "\n"
s += "\n\nAssistant:" + sgl.gen("answer", temperature=0)
@@ -33,8 +32,8 @@ def single():
def stream():
state = few_shot_qa.run(
question="What is the capital of the United States?",
stream=True)
question="What is the capital of the United States?", stream=True
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -42,10 +41,12 @@ def stream():
def batch():
states = few_shot_qa.run_batch([
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
])
states = few_shot_qa.run_batch(
[
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
]
)
for s in states:
print(s["answer"])

25
examples/quick_start/azure_openai_example_chat.py
View File

@@ -3,9 +3,11 @@ Usage:
export AZURE_OPENAI_API_KEY=sk-******
python3 openai_example_chat.py
"""
import sglang as sgl
import os
import sglang as sgl
@sgl.function
def multi_turn_question(s, question_1, question_2):
@@ -32,7 +34,7 @@ def stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -41,13 +43,18 @@ def stream():
def batch():
states = multi_turn_question.run_batch([
{"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions."},
{"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?"},
])
states = multi_turn_question.run_batch(
[
{
"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions.",
},
{
"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?",
},
]
)
for s in states:
print(s.messages())

22
examples/quick_start/gemini_example_chat.py
View File

@@ -3,6 +3,7 @@ Usage:
export GCP_PROJECT_ID=******
python3 gemini_example_chat.py
"""
import sglang as sgl
@@ -30,7 +31,7 @@ def stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -39,13 +40,18 @@ def stream():
def batch():
states = multi_turn_question.run_batch([
{"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions."},
{"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?"},
])
states = multi_turn_question.run_batch(
[
{
"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions.",
},
{
"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?",
},
]
)
for s in states:
print(s.messages())

19
examples/quick_start/gemini_example_complete.py
View File

@@ -9,15 +9,14 @@ import sglang as sgl
@sgl.function
def few_shot_qa(s, question):
s += (
"""The following are questions with answers.
s += """The following are questions with answers.
Q: What is the capital of France?
A: Paris
Q: What is the capital of Germany?
A: Berlin
Q: What is the capital of Italy?
A: Rome
""")
"""
s += "Q: " + question + "\n"
s += "A:" + sgl.gen("answer", stop="\n", temperature=0)
@@ -33,8 +32,8 @@ def single():
def stream():
state = few_shot_qa.run(
question="What is the capital of the United States?",
stream=True)
question="What is the capital of the United States?", stream=True
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -42,10 +41,12 @@ def stream():
def batch():
states = few_shot_qa.run_batch([
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
])
states = few_shot_qa.run_batch(
[
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
]
)
for s in states:
print(s["answer"])

3
examples/quick_start/gemini_example_multimodal_chat.py
View File

@@ -3,6 +3,7 @@ Usage:
export GCP_PROJECT_ID=******
python3 gemini_example_multimodal_chat.py
"""
import sglang as sgl
@@ -19,7 +20,7 @@ if __name__ == "__main__":
image_file1="./images/cat.jpeg",
image_file2="./images/dog.jpeg",
question="Describe difference of the two images in one sentence.",
stream=True
stream=True,
)
for out in state.text_iter("answer"):

22
examples/quick_start/openai_example_chat.py
View File

@@ -3,6 +3,7 @@ Usage:
export OPENAI_API_KEY=sk-******
python3 openai_example_chat.py
"""
import sglang as sgl
@@ -31,7 +32,7 @@ def stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -40,13 +41,18 @@ def stream():
def batch():
states = multi_turn_question.run_batch([
{"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions."},
{"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?"},
])
states = multi_turn_question.run_batch(
[
{
"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions.",
},
{
"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?",
},
]
)
for s in states:
print(s.messages())

19
examples/quick_start/openai_example_complete.py
View File

@@ -9,15 +9,14 @@ import sglang as sgl
@sgl.function
def few_shot_qa(s, question):
s += (
"""The following are questions with answers.
s += """The following are questions with answers.
Q: What is the capital of France?
A: Paris
Q: What is the capital of Germany?
A: Berlin
Q: What is the capital of Italy?
A: Rome
""")
"""
s += "Q: " + question + "\n"
s += "A:" + sgl.gen("answer", stop="\n", temperature=0)
@@ -33,8 +32,8 @@ def single():
def stream():
state = few_shot_qa.run(
question="What is the capital of the United States?",
stream=True)
question="What is the capital of the United States?", stream=True
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -42,10 +41,12 @@ def stream():
def batch():
states = few_shot_qa.run_batch([
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
])
states = few_shot_qa.run_batch(
[
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
]
)
for s in states:
print(s["answer"])

4
examples/quick_start/openrouter_example_chat.py
View File

@@ -3,9 +3,11 @@ Usage:
export OPENROUTER_API_KEY=sk-******
python3 together_example_chat.py
"""
import sglang as sgl
import os
import sglang as sgl
@sgl.function
def multi_turn_question(s, question_1, question_2):

22
examples/quick_start/srt_example_chat.py
View File

@@ -2,6 +2,7 @@
Usage:
python3 srt_example_chat.py
"""
import sglang as sgl
@@ -29,7 +30,7 @@ def stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -38,13 +39,18 @@ def stream():
def batch():
states = multi_turn_question.run_batch([
{"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions."},
{"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?"},
])
states = multi_turn_question.run_batch(
[
{
"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions.",
},
{
"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?",
},
]
)
for s in states:
print(s.messages())

20
examples/quick_start/srt_example_complete.py
View File

@@ -2,20 +2,20 @@
Usage:
python3 srt_example_complete.py
"""
import sglang as sgl
@sgl.function
def few_shot_qa(s, question):
s += (
"""The following are questions with answers.
s += """The following are questions with answers.
Q: What is the capital of France?
A: Paris
Q: What is the capital of Germany?
A: Berlin
Q: What is the capital of Italy?
A: Rome
""")
"""
s += "Q: " + question + "\n"
s += "A:" + sgl.gen("answer", stop="\n", temperature=0)
@@ -31,8 +31,8 @@ def single():
def stream():
state = few_shot_qa.run(
question="What is the capital of the United States?",
stream=True)
question="What is the capital of the United States?", stream=True
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -40,10 +40,12 @@ def stream():
def batch():
states = few_shot_qa.run_batch([
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
])
states = few_shot_qa.run_batch(
[
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
]
)
for s in states:
print(s["answer"])

19
examples/quick_start/srt_example_llava.py
View File

@@ -1,6 +1,7 @@
"""
Usage: python3 srt_example_llava.py
"""
import sglang as sgl
@@ -12,9 +13,8 @@ def image_qa(s, image_path, question):
def single():
state = image_qa.run(
image_path="images/cat.jpeg",
question="What is this?",
max_new_tokens=128)
image_path="images/cat.jpeg", question="What is this?", max_new_tokens=128
)
print(state["answer"], "\n")
@@ -23,7 +23,8 @@ def stream():
image_path="images/cat.jpeg",
question="What is this?",
max_new_tokens=64,
stream=True)
stream=True,
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -33,8 +34,8 @@ def stream():
def batch():
states = image_qa.run_batch(
[
{"image_path": "images/cat.jpeg", "question":"What is this?"},
{"image_path": "images/dog.jpeg", "question":"What is this?"},
{"image_path": "images/cat.jpeg", "question": "What is this?"},
{"image_path": "images/dog.jpeg", "question": "What is this?"},
],
max_new_tokens=128,
)
@@ -43,8 +44,10 @@ def batch():
if __name__ == "__main__":
runtime = sgl.Runtime(model_path="liuhaotian/llava-v1.6-vicuna-7b",
tokenizer_path="llava-hf/llava-1.5-7b-hf")
runtime = sgl.Runtime(
model_path="liuhaotian/llava-v1.6-vicuna-7b",
tokenizer_path="llava-hf/llava-1.5-7b-hf",
)
sgl.set_default_backend(runtime)
print(f"chat template: {runtime.endpoint.chat_template.name}")

13
examples/quick_start/srt_example_yi_vl.py
View File

@@ -3,6 +3,7 @@ Usage: python3 srt_example_yi_vl.py
Requirements: transformers==4.38
"""
import sglang as sgl
@@ -17,7 +18,8 @@ def single():
image_path="images/cat.jpeg",
question="What is this?",
max_new_tokens=64,
stop="###")
stop="###",
)
print(state["answer"], "\n")
@@ -27,7 +29,8 @@ def stream():
question="What is this?",
max_new_tokens=64,
stream=True,
stop="###")
stop="###",
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -37,11 +40,11 @@ def stream():
def batch():
states = image_qa.run_batch(
[
{"image_path": "images/cat.jpeg", "question":"What is this?"},
{"image_path": "images/dog.jpeg", "question":"What is this?"},
{"image_path": "images/cat.jpeg", "question": "What is this?"},
{"image_path": "images/dog.jpeg", "question": "What is this?"},
],
max_new_tokens=64,
stop="###"
stop="###",
)
for s in states:
print(s["answer"], "\n")

25
examples/quick_start/together_example_chat.py
View File

@@ -3,9 +3,11 @@ Usage:
export TOGETHER_API_KEY=sk-******
python3 together_example_chat.py
"""
import sglang as sgl
import os
import sglang as sgl
@sgl.function
def multi_turn_question(s, question_1, question_2):
@@ -32,7 +34,7 @@ def stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -41,13 +43,18 @@ def stream():
def batch():
states = multi_turn_question.run_batch([
{"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions."},
{"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?"},
])
states = multi_turn_question.run_batch(
[
{
"question_1": "What is the capital of the United States?",
"question_2": "List two local attractions.",
},
{
"question_1": "What is the capital of France?",
"question_2": "What is the population of this city?",
},
]
)
for s in states:
print(s.messages())

22
examples/quick_start/together_example_complete.py
View File

@@ -4,21 +4,21 @@ export TOGETHER_API_KEY=sk-******
python3 together_example_complete.py
"""
import sglang as sgl
import os
import sglang as sgl
@sgl.function
def few_shot_qa(s, question):
s += (
"""The following are questions with answers.
s += """The following are questions with answers.
Q: What is the capital of France?
A: Paris
Q: What is the capital of Germany?
A: Berlin
Q: What is the capital of Italy?
A: Rome
""")
"""
s += "Q: " + question + "\n"
s += "A:" + sgl.gen("answer", stop="\n", temperature=0)
@@ -34,8 +34,8 @@ def single():
def stream():
state = few_shot_qa.run(
question="What is the capital of the United States?",
stream=True)
question="What is the capital of the United States?", stream=True
)
for out in state.text_iter("answer"):
print(out, end="", flush=True)
@@ -43,10 +43,12 @@ def stream():
def batch():
states = few_shot_qa.run_batch([
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
])
states = few_shot_qa.run_batch(
[
{"question": "What is the capital of the United States?"},
{"question": "What is the capital of China?"},
]
)
for s in states:
print(s["answer"])

9
examples/usage/async_io.py
View File

@@ -2,7 +2,9 @@
Usage:
python3 async_io.py
"""
import asyncio
from sglang import Runtime
@@ -14,7 +16,10 @@ async def generate(
tokenizer = engine.get_tokenizer()
messages = [
{"role": "system", "content": "You will be given question answer tasks.",},
{
"role": "system",
"content": "You will be given question answer tasks.",
},
{"role": "user", "content": prompt},
]
@@ -36,5 +41,5 @@ if __name__ == "__main__":
prompt = "Who is Alan Turing?"
sampling_params = {"max_new_tokens": 128}
asyncio.run(generate(runtime, prompt, sampling_params))
runtime.shutdown()

48
examples/usage/cot_decoding.py
View File

@@ -33,8 +33,7 @@ def cot_decoding(s, question, get_top_k, is_chat_model, verbose):
)
logprobs = step_0.get_meta_info("get_top_k")["decode_top_logprobs"][0]
print("Decoding step 0:",
", ".join(pformat(token[2]) for token in logprobs))
print("Decoding step 0:", ", ".join(pformat(token[2]) for token in logprobs))
for idx, (f, token) in enumerate(zip(forks, logprobs)):
logprob, token_id, text = token
f += text
@@ -56,17 +55,9 @@ def cot_decoding(s, question, get_top_k, is_chat_model, verbose):
)
# calculate probability disparity between the top and secondary tokens
x1s = [
exp(xt[0][0])
for xt in f.get_meta_info("answer")["decode_top_logprobs"]
]
x2s = [
exp(xt[1][0])
for xt in f.get_meta_info("answer")["decode_top_logprobs"]
]
tokens = [
xt[0][2] for xt in f.get_meta_info("answer")["decode_top_logprobs"]
]
x1s = [exp(xt[0][0]) for xt in f.get_meta_info("answer")["decode_top_logprobs"]]
x2s = [exp(xt[1][0]) for xt in f.get_meta_info("answer")["decode_top_logprobs"]]
tokens = [xt[0][2] for xt in f.get_meta_info("answer")["decode_top_logprobs"]]
delta = (sum(x1s) - sum(x2s)) / len(x1s)
# extract the answer span (without the '<|end_of_text|>' token)
@@ -79,42 +70,45 @@ def cot_decoding(s, question, get_top_k, is_chat_model, verbose):
top_logprobs_num=2,
return_text_in_logprobs=True,
)
answer = answer_forks[idx]['answer_span'].replace('\n', ' ').strip(':')
answer = answer_forks[idx]["answer_span"].replace("\n", " ").strip(":")
print(
f"{YELLOW}Path #{idx} {pformat(text)}[{exp(logprob):.3f}] (score={delta}, answer={answer}){CLEAR}"
)
generated_text = str(answer_forks[idx])[len("ProgramState("):-1]
generated_text = str(answer_forks[idx])[len("ProgramState(") : -1]
print(f"{BLUE}{pformat(generated_text)}{CLEAR}")
if verbose:
answer_tokens = [
xt[0][2] for xt in answer_forks[idx].get_meta_info(
"answer_span")["decode_top_logprobs"]
xt[0][2]
for xt in answer_forks[idx].get_meta_info("answer_span")[
"decode_top_logprobs"
]
]
answer_x1s = [
exp(xt[0][0]) for xt in answer_forks[idx].get_meta_info(
"answer_span")["decode_top_logprobs"]
exp(xt[0][0])
for xt in answer_forks[idx].get_meta_info("answer_span")[
"decode_top_logprobs"
]
]
answer_x2s = [
exp(xt[1][0]) for xt in answer_forks[idx].get_meta_info(
"answer_span")["decode_top_logprobs"]
exp(xt[1][0])
for xt in answer_forks[idx].get_meta_info("answer_span")[
"decode_top_logprobs"
]
]
for token, x1, x2 in zip(tokens, x1s, x2s):
print(f" {GREEN}{pformat(token)}{CLEAR}({x1:.3f}-{x2:.3f})",
end="")
print(f" {GREEN}{pformat(token)}{CLEAR}({x1:.3f}-{x2:.3f})", end="")
print("\n===========")
for token, x1, x2 in zip(answer_tokens, answer_x1s, answer_x2s):
print(f" {GREEN}{pformat(token)}{CLEAR}({x1:.3f}-{x2:.3f})",
end="")
print(f" {GREEN}{pformat(token)}{CLEAR}({x1:.3f}-{x2:.3f})", end="")
print()
sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
state = cot_decoding.run(
question=
r"Claire makes a 3 egg omelet every morning for breakfast. How many dozens of eggs will she eat in 4 weeks?",
question=r"Claire makes a 3 egg omelet every morning for breakfast. How many dozens of eggs will she eat in 4 weeks?",
get_top_k=10,
is_chat_model=True,
verbose=False,

4
examples/usage/json_decode.py
View File

@@ -3,10 +3,12 @@ Usage:
python -m sglang.launch_server --model-path meta-llama/Llama-2-7b-chat-hf --port 30000
python json_decode.py
"""
from enum import Enum
import sglang as sgl
from pydantic import BaseModel
import sglang as sgl
from sglang.srt.constrained import build_regex_from_object
character_regex = (

7
examples/usage/llava/http_llama3_llava_test.py
View File

@@ -14,16 +14,13 @@ Output:
import argparse
import asyncio
import copy
import json
import time
import copy
import aiohttp
import requests
from llava.conversation import (
conv_llava_llama_3,
)
from llava.conversation import conv_llava_llama_3
async def send_request(url, data, delay=0):

7
examples/usage/llava/http_qwen_llava_test.py
View File

@@ -14,16 +14,13 @@ Output:
import argparse
import asyncio
import copy
import json
import time
import copy
import aiohttp
import requests
from llava.conversation import (
conv_qwen
)
from llava.conversation import conv_qwen
async def send_request(url, data, delay=0):

10
examples/usage/llava/srt_llava_next_test.py
View File

@@ -2,13 +2,15 @@
Usage: python3 srt_example_llava.py
"""
import sglang as sgl
from sglang.srt.utils import load_image
from sglang.lang.chat_template import get_chat_template
from PIL import ImageFile
import sglang as sgl
from sglang.lang.chat_template import get_chat_template
from sglang.srt.utils import load_image
ImageFile.LOAD_TRUNCATED_IMAGES = True # Allow loading of truncated images
@sgl.function
def image_qa(s, image, question):
s += sgl.user(sgl.image(image) + question)

118
examples/usage/llava_video/srt_example_llava_v.py
View File

@@ -2,15 +2,17 @@
Usage: python3 srt_example_llava.py
"""
import sglang as sgl
import os
import csv
import time
import argparse
import csv
import os
import time
import sglang as sgl
@sgl.function
def video_qa(s, num_frames, video_path, question):
s += sgl.user(sgl.video(video_path,num_frames) + question)
s += sgl.user(sgl.video(video_path, num_frames) + question)
s += sgl.assistant(sgl.gen("answer"))
@@ -25,7 +27,6 @@ def single(path, num_frames=16):
print(state["answer"], "\n")
def split_into_chunks(lst, num_chunks):
"""Split a list into a specified number of chunks."""
# Calculate the chunk size using integer division. Note that this may drop some items if not evenly divisible.
@@ -34,7 +35,7 @@ def split_into_chunks(lst, num_chunks):
if chunk_size == 0:
chunk_size = len(lst)
# Use list comprehension to generate chunks. The last chunk will take any remainder if the list size isn't evenly divisible.
chunks = [lst[i:i + chunk_size] for i in range(0, len(lst), chunk_size)]
chunks = [lst[i : i + chunk_size] for i in range(0, len(lst), chunk_size)]
# Ensure we have exactly num_chunks chunks, even if some are empty
chunks.extend([[] for _ in range(num_chunks - len(chunks))])
return chunks
@@ -42,67 +43,73 @@ def split_into_chunks(lst, num_chunks):
def save_batch_results(batch_video_files, states, cur_chunk, batch_idx, save_dir):
csv_filename = f"{save_dir}/chunk_{cur_chunk}_batch_{batch_idx}.csv"
with open(csv_filename, 'w', newline='') as csvfile:
with open(csv_filename, "w", newline="") as csvfile:
writer = csv.writer(csvfile)
writer.writerow(['video_name', 'answer'])
writer.writerow(["video_name", "answer"])
for video_path, state in zip(batch_video_files, states):
video_name = os.path.basename(video_path)
writer.writerow([video_name, state["answer"]])
def compile_and_cleanup_final_results(cur_chunk, num_batches, save_dir):
final_csv_filename = f"{save_dir}/final_results_chunk_{cur_chunk}.csv"
with open(final_csv_filename, 'w', newline='') as final_csvfile:
with open(final_csv_filename, "w", newline="") as final_csvfile:
writer = csv.writer(final_csvfile)
writer.writerow(['video_name', 'answer'])
writer.writerow(["video_name", "answer"])
for batch_idx in range(num_batches):
batch_csv_filename = f"{save_dir}/chunk_{cur_chunk}_batch_{batch_idx}.csv"
with open(batch_csv_filename, 'r') as batch_csvfile:
with open(batch_csv_filename, "r") as batch_csvfile:
reader = csv.reader(batch_csvfile)
next(reader) # Skip header row
for row in reader:
writer.writerow(row)
os.remove(batch_csv_filename)
def find_video_files(video_dir):
# Check if the video_dir is actually a file
if os.path.isfile(video_dir):
# If it's a file, return it as a single-element list
return [video_dir]
# Original logic to find video files in a directory
video_files = []
for root, dirs, files in os.walk(video_dir):
for file in files:
if file.endswith(('.mp4', '.avi', '.mov')):
if file.endswith((".mp4", ".avi", ".mov")):
video_files.append(os.path.join(root, file))
return video_files
def batch(video_dir, save_dir, cur_chunk, num_chunks, num_frames=16, batch_size=64):
video_files = find_video_files(video_dir)
chunked_video_files = split_into_chunks(video_files, num_chunks)[cur_chunk]
num_batches = 0
for i in range(0, len(chunked_video_files), batch_size):
batch_video_files = chunked_video_files[i:i + batch_size]
batch_video_files = chunked_video_files[i : i + batch_size]
print(f"Processing batch of {len(batch_video_files)} video(s)...")
if not batch_video_files:
print("No video files found in the specified directory.")
return
batch_input = [
{
{
"num_frames": num_frames,
"video_path": video_path,
"question": "Please provide a detailed description of the video, focusing on the main subjects, their actions, the background scenes.",
} for video_path in batch_video_files
}
for video_path in batch_video_files
]
start_time = time.time()
states = video_qa.run_batch(batch_input, max_new_tokens=512, temperature=0.2)
total_time = time.time() - start_time
average_time = total_time / len(batch_video_files)
print(f"Number of videos in batch: {len(batch_video_files)}. Average processing time per video: {average_time:.2f} seconds. Total time for this batch: {total_time:.2f} seconds")
print(
f"Number of videos in batch: {len(batch_video_files)}. Average processing time per video: {average_time:.2f} seconds. Total time for this batch: {total_time:.2f} seconds"
)
save_batch_results(batch_video_files, states, cur_chunk, num_batches, save_dir)
num_batches += 1
@@ -113,16 +120,47 @@ def batch(video_dir, save_dir, cur_chunk, num_chunks, num_frames=16, batch_size=
if __name__ == "__main__":
# Create the parser
parser = argparse.ArgumentParser(description='Run video processing with specified port.')
parser = argparse.ArgumentParser(
description="Run video processing with specified port."
)
# Add an argument for the port
parser.add_argument('--port', type=int, default=30000, help='The master port for distributed serving.')
parser.add_argument('--chunk-idx', type=int, default=0, help='The index of the chunk to process.')
parser.add_argument('--num-chunks', type=int, default=8, help='The number of chunks to process.')
parser.add_argument('--save-dir', type=str, default="./work_dirs/llava_video", help='The directory to save the processed video files.')
parser.add_argument('--video-dir', type=str, default="./videos/Q98Z4OTh8RwmDonc.mp4", help='The directory or path for the processed video files.')
parser.add_argument('--model-path', type=str, default="lmms-lab/LLaVA-NeXT-Video-7B", help='The model path for the video processing.')
parser.add_argument('--num-frames', type=int, default=16, help='The number of frames to process in each video.' )
parser.add_argument(
"--port",
type=int,
default=30000,
help="The master port for distributed serving.",
)
parser.add_argument(
"--chunk-idx", type=int, default=0, help="The index of the chunk to process."
)
parser.add_argument(
"--num-chunks", type=int, default=8, help="The number of chunks to process."
)
parser.add_argument(
"--save-dir",
type=str,
default="./work_dirs/llava_video",
help="The directory to save the processed video files.",
)
parser.add_argument(
"--video-dir",
type=str,
default="./videos/Q98Z4OTh8RwmDonc.mp4",
help="The directory or path for the processed video files.",
)
parser.add_argument(
"--model-path",
type=str,
default="lmms-lab/LLaVA-NeXT-Video-7B",
help="The model path for the video processing.",
)
parser.add_argument(
"--num-frames",
type=int,
default=16,
help="The number of frames to process in each video.",
)
parser.add_argument("--mm_spatial_pool_stride", type=int, default=2)
# Parse the arguments
@@ -154,7 +192,6 @@ if __name__ == "__main__":
if "34b" in args.model_path.lower():
model_overide_args["image_token_index"] = 64002
if args.num_frames == 32:
model_overide_args["rope_scaling"] = {"factor": 2.0, "type": "linear"}
model_overide_args["max_sequence_length"] = 4096 * 2
@@ -162,22 +199,22 @@ if __name__ == "__main__":
elif args.num_frames < 32:
pass
else:
print("The maximum number of frames to process is 32. Please specify a valid number of frames.")
print(
"The maximum number of frames to process is 32. Please specify a valid number of frames."
)
exit()
runtime = sgl.Runtime(
model_path=args.model_path, #"liuhaotian/llava-v1.6-vicuna-7b",
model_path=args.model_path, # "liuhaotian/llava-v1.6-vicuna-7b",
tokenizer_path=tokenizer_path,
port=cur_port,
additional_ports=[cur_port+1,cur_port+2,cur_port+3,cur_port+4],
additional_ports=[cur_port + 1, cur_port + 2, cur_port + 3, cur_port + 4],
model_overide_args=model_overide_args,
tp_size=1
tp_size=1,
)
sgl.set_default_backend(runtime)
print(f"chat template: {runtime.endpoint.chat_template.name}")
# Run a single request
# try:
print("\n========== single ==========\n")
@@ -185,24 +222,29 @@ if __name__ == "__main__":
if os.path.isfile(root):
video_files = [root]
else:
video_files = [os.path.join(root, f) for f in os.listdir(root) if f.endswith(('.mp4', '.avi', '.mov'))] # Add more extensions if needed
video_files = [
os.path.join(root, f)
for f in os.listdir(root)
if f.endswith((".mp4", ".avi", ".mov"))
] # Add more extensions if needed
start_time = time.time() # Start time for processing a single video
for cur_video in video_files[:1]:
print(cur_video)
single(cur_video, num_frames)
end_time = time.time() # End time for processing a single video
total_time = end_time - start_time
average_time = total_time / len(video_files) # Calculate the average processing time
average_time = total_time / len(
video_files
) # Calculate the average processing time
print(f"Average processing time per video: {average_time:.2f} seconds")
runtime.shutdown()
# except Exception as e:
# print(e)
runtime.shutdown()
# # # Run a batch of requests
# print("\n========== batch ==========\n")
# if not os.path.exists(args.save_dir):
# os.makedirs(args.save_dir)
# batch(args.video_dir,args.save_dir,cur_chunk, num_chunks, num_frames, num_chunks)
# runtime.shutdown()
# runtime.shutdown()

46
examples/usage/openai_chat_speculative.py
View File

@@ -15,23 +15,40 @@ incorrect:
export OPENAI_API_KEY=sk-******
python3 openai_chat_speculative.py
"""
import sglang as sgl
from sglang import function, set_default_backend, OpenAI
from sglang import OpenAI, function, set_default_backend
@function(num_api_spec_tokens=256)
def gen_character_spec(s):
s += sgl.system("You are a helpful assistant.")
s += sgl.user("Construct a character within the following format:")
s += sgl.assistant("Name: Steve Jobs.\nBirthday: February 24, 1955.\nJob: Apple CEO.\n")
s += sgl.assistant(
"Name: Steve Jobs.\nBirthday: February 24, 1955.\nJob: Apple CEO.\n"
)
s += sgl.user("Please generate new Name, Birthday and Job.\n")
s += sgl.assistant("Name:" + sgl.gen("name", stop="\n") + "\nBirthday:" + sgl.gen("birthday", stop="\n") + "\nJob:" + sgl.gen("job", stop="\n"))
s += sgl.assistant(
"Name:"
+ sgl.gen("name", stop="\n")
+ "\nBirthday:"
+ sgl.gen("birthday", stop="\n")
+ "\nJob:"
+ sgl.gen("job", stop="\n")
)
@function(num_api_spec_tokens=256)
def gen_character_spec_no_few_shot(s):
s += sgl.user("Construct a character. For each field stop with a newline\n")
s += sgl.assistant("Name:" + sgl.gen("name", stop="\n") + "\nAge:" + sgl.gen("age", stop="\n") + "\nJob:" + sgl.gen("job", stop="\n"))
s += sgl.assistant(
"Name:"
+ sgl.gen("name", stop="\n")
+ "\nAge:"
+ sgl.gen("age", stop="\n")
+ "\nJob:"
+ sgl.gen("job", stop="\n")
)
@function
@@ -45,10 +62,19 @@ def gen_character_normal(s):
def multi_turn_question(s, question_1, question_2):
s += sgl.system("You are a helpful assistant.")
s += sgl.user("Answer questions in the following format:")
s += sgl.user("Question 1: What is the capital of France?\nQuestion 2: What is the population of this city?\n")
s += sgl.assistant("Answer 1: The capital of France is Paris.\nAnswer 2: The population of Paris in 2024 is estimated to be around 2.1 million for the city proper.\n")
s += sgl.user("Question 1: " + question_1+"\nQuestion 2: " + question_2)
s += sgl.assistant("Answer 1: " + sgl.gen("answer_1", stop="\n") + "\nAnswer 2: " + sgl.gen("answer_2", stop="\n"))
s += sgl.user(
"Question 1: What is the capital of France?\nQuestion 2: What is the population of this city?\n"
)
s += sgl.assistant(
"Answer 1: The capital of France is Paris.\nAnswer 2: The population of Paris in 2024 is estimated to be around 2.1 million for the city proper.\n"
)
s += sgl.user("Question 1: " + question_1 + "\nQuestion 2: " + question_2)
s += sgl.assistant(
"Answer 1: "
+ sgl.gen("answer_1", stop="\n")
+ "\nAnswer 2: "
+ sgl.gen("answer_2", stop="\n")
)
def test_spec_single_turn():
@@ -97,7 +123,7 @@ def test_spec_multi_turn_stream():
state = multi_turn_question.run(
question_1="What is the capital of the United States?",
question_2="List two local attractions.",
stream=True
stream=True,
)
for out in state.text_iter():
@@ -126,4 +152,4 @@ if __name__ == "__main__":
print("\n========== test spec multi turn stream ==========\n")
# expect error in stream_executor: stream is not supported...
test_spec_multi_turn_stream()
test_spec_multi_turn_stream()

11
examples/usage/openai_speculative.py
View File

@@ -2,7 +2,8 @@
Usage:
python3 openai_speculative.py
"""
from sglang import function, gen, set_default_backend, OpenAI
from sglang import OpenAI, function, gen, set_default_backend
@function(num_api_spec_tokens=64)
@@ -35,7 +36,11 @@ if __name__ == "__main__":
backend = OpenAI("gpt-3.5-turbo-instruct")
set_default_backend(backend)
for function in [gen_character_spec, gen_character_no_spec, gen_character_spec_no_few_shot]:
for function in [
gen_character_spec,
gen_character_no_spec,
gen_character_spec_no_few_shot,
]:
backend.token_usage.reset()
print(f"function: {function.func.__name__}")
@@ -46,4 +51,4 @@ if __name__ == "__main__":
print("...birthday:", state["birthday"])
print("...job:", state["job"])
print(backend.token_usage)
print()
print()

10
examples/usage/parallel_sample.py
View File

@@ -2,6 +2,7 @@
Usage:
python3 parallel_sample.py
"""
import sglang as sgl
@@ -12,7 +13,6 @@ def parallel_sample(s, question, n):
"Reasoning: I need to use a calculator.\n"
"Tool: calculator\n"
"Answer: 6\n"
"Question: Compute 3 + 2 + 2\n"
"Reasoning: I will try a calculator.\n"
"Tool: calculator\n"
@@ -27,13 +27,9 @@ def parallel_sample(s, question, n):
sgl.set_default_backend(sgl.OpenAI("gpt-3.5-turbo-instruct"))
#sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
# sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
state = parallel_sample.run(
question="Compute 5 + 2 + 4.",
n=5,
temperature=1.0
)
state = parallel_sample.run(question="Compute 5 + 2 + 4.", n=5, temperature=1.0)
for i in range(5):
obj = {

15
examples/usage/readme_examples.py
View File

@@ -3,13 +3,18 @@ Usage:
python -m sglang.launch_server --model-path meta-llama/Llama-2-7b-chat-hf --port 30000
python readme_examples.py
"""
import sglang as sgl
@sgl.function
def tool_use(s, question):
s += "To answer this question: " + question + ". "
s += "I need to use a " + sgl.gen("tool", choices=["calculator", "search engine"]) + ". "
s += (
"I need to use a "
+ sgl.gen("tool", choices=["calculator", "search engine"])
+ ". "
)
if s["tool"] == "calculator":
s += "The math expression is" + sgl.gen("expression")
@@ -75,7 +80,7 @@ def driver_batching():
{"question": "What is the capital of France?"},
{"question": "What is the capital of Japan?"},
],
progress_bar=True
progress_bar=True,
)
for s in states:
@@ -85,9 +90,7 @@ def driver_batching():
def driver_stream():
state = text_qa.run(
question="What is the capital of France?",
temperature=0.1,
stream=True
question="What is the capital of France?", temperature=0.1, stream=True
)
for out in state.text_iter():
@@ -96,7 +99,7 @@ def driver_stream():
if __name__ == "__main__":
#sgl.set_default_backend(sgl.OpenAI("gpt-3.5-turbo-instruct"))
# sgl.set_default_backend(sgl.OpenAI("gpt-3.5-turbo-instruct"))
sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
driver_tool_use()

6
examples/usage/streaming.py
View File

@@ -2,7 +2,9 @@
Usage:
python3 streaming.py
"""
import asyncio
import sglang as sgl
@@ -22,7 +24,7 @@ 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
stream=True,
)
for out in state.text_iter(var_name="answer_2"):
@@ -34,7 +36,7 @@ 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
stream=True,
)
async for out in state.text_async_iter(var_name="answer_2"):

30
examples/usage/triton/models/character_generation/1/model.py
View File

@@ -1,45 +1,55 @@
import triton_python_backend_utils as pb_utils
import numpy
import triton_python_backend_utils as pb_utils
from pydantic import BaseModel
import sglang as sgl
from sglang import function, set_default_backend
from sglang.srt.constrained import build_regex_from_object
from pydantic import BaseModel
sgl.set_default_backend(sgl.RuntimeEndpoint("http://localhost:30000"))
class Character(BaseModel):
name: str
eye_color: str
house: str
@function
def character_gen(s, name):
s += (
name
+ " is a character in Harry Potter. Please fill in the following information about this character.\n"
)
s += sgl.gen("json_output", max_tokens=256, regex=build_regex_from_object(Character))
s += sgl.gen(
"json_output", max_tokens=256, regex=build_regex_from_object(Character)
)
class TritonPythonModel:
def initialize(self, args):
print("Initialized.")
def execute(self, requests):
responses = []
for request in requests:
tensor_in = pb_utils.get_input_tensor_by_name(request, "INPUT_TEXT")
if tensor_in is None:
return pb_utils.InferenceResponse(output_tensors=[])
input_list_names = [i.decode('utf-8') if isinstance(i, bytes) else i for i in tensor_in.as_numpy().tolist()]
input_list_dicts = [{"name":i} for i in input_list_names]
input_list_names = [
i.decode("utf-8") if isinstance(i, bytes) else i
for i in tensor_in.as_numpy().tolist()
]
input_list_dicts = [{"name": i} for i in input_list_names]
states = character_gen.run_batch(input_list_dicts)
character_strs = [state.text() for state in states]
tensor_out = pb_utils.Tensor("OUTPUT_TEXT", numpy.array(character_strs, dtype=object))
tensor_out = pb_utils.Tensor(
"OUTPUT_TEXT", numpy.array(character_strs, dtype=object)
)
responses.append(pb_utils.InferenceResponse(output_tensors = [tensor_out]))
return responses
responses.append(pb_utils.InferenceResponse(output_tensors=[tensor_out]))
return responses