VisualGLM-6B / api.py
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import os
import json
import uvicorn
from fastapi import FastAPI, Request
from model import is_chinese, get_infer_setting, generate_input, chat
import datetime
import torch
gpu_number = 0
model, tokenizer = get_infer_setting(gpu_device=gpu_number)
app = FastAPI()
@app.post('/')
async def visual_glm(request: Request):
json_post_raw = await request.json()
print("Start to process request")
json_post = json.dumps(json_post_raw)
request_data = json.loads(json_post)
input_text, input_image_encoded, history = request_data['text'], request_data['image'], request_data['history']
input_para = {
"max_length": 2048,
"min_length": 50,
"temperature": 0.8,
"top_p": 0.4,
"top_k": 100,
"repetition_penalty": 1.2
}
input_para.update(request_data)
is_zh = is_chinese(input_text)
input_data = generate_input(input_text, input_image_encoded, history, input_para)
input_image, gen_kwargs = input_data['input_image'], input_data['gen_kwargs']
with torch.no_grad():
answer, history, _ = chat(None, model, tokenizer, input_text, history=history, image=input_image, \
max_length=gen_kwargs['max_length'], top_p=gen_kwargs['top_p'], \
top_k = gen_kwargs['top_k'], temperature=gen_kwargs['temperature'], english=not is_zh)
now = datetime.datetime.now()
time = now.strftime("%Y-%m-%d %H:%M:%S")
response = {
"result": answer,
"history": history,
"status": 200,
"time": time
}
return response
if __name__ == '__main__':
uvicorn.run(app, host='0.0.0.0', port=8080, workers=1)