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from flask import Flask, jsonify |
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from flask import request |
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from transformers import pipeline |
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import redis |
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import uuid |
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import json |
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from threading import Thread |
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from vllm import LLM, SamplingParams |
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import time |
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import threading |
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import time |
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import concurrent.futures |
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import requests |
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import socket |
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def get_host_ip(): |
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""" |
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查询本机ip地址 |
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:return: ip |
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""" |
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try: |
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) |
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s.connect(('8.8.8.8', 80)) |
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ip = s.getsockname()[0] |
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finally: |
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s.close() |
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return ip |
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app = Flask(__name__) |
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app.config["JSON_AS_ASCII"] = False |
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def dialog_line_parse(url, text): |
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""" |
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将数据输入模型进行分析并输出结果 |
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:param url: 模型url |
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:param text: 进入模型的数据 |
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:return: 模型返回结果 |
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""" |
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response = requests.post( |
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url, |
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json=text, |
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timeout=1000 |
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) |
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if response.status_code == 200: |
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return response.json() |
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else: |
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# logger.error( |
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# "【{}】 Failed to get a proper response from remote " |
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# "server. Status Code: {}. Response: {}" |
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# "".format(url, response.status_code, response.text) |
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# ) |
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print("【{}】 Failed to get a proper response from remote " |
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"server. Status Code: {}. Response: {}" |
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"".format(url, response.status_code, response.text)) |
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print(text) |
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return [] |
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@app.route("/articles_directory", methods=["POST"]) |
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def articles_directory(): |
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text = request.json["texts"] # 获取用户query中的文本 例如"I love you" |
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nums = request.json["nums"] |
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nums = int(nums) |
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url = "http://{}:18001/predict".format(str(get_host_ip())) |
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input_data = [] |
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for i in range(nums): |
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input_data.append([url, {"texts": text}]) |
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with concurrent.futures.ThreadPoolExecutor() as executor: |
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# 使用submit方法将任务提交给线程池,并获取Future对象 |
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futures = [executor.submit(dialog_line_parse, i[0], i[1]) for i in input_data] |
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# 使用as_completed获取已完成的任务,并获取返回值 |
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results = [future.result() for future in concurrent.futures.as_completed(futures)] |
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return jsonify(results) # 返回结果 |
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if __name__ == "__main__": |
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app.run(debug=False, host='0.0.0.0', port=18000) |
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import os |
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os.environ["CUDA_VISIBLE_DEVICES"] = "3" |
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from flask import Flask, jsonify |
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from flask import request |
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from transformers import pipeline |
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import redis |
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import uuid |
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import json |
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from threading import Thread |
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from vllm import LLM, SamplingParams |
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import time |
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import threading |
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import time |
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import concurrent.futures |
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import requests |
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import socket |
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|
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def get_host_ip(): |
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""" |
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查询本机ip地址 |
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:return: ip |
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""" |
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try: |
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) |
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s.connect(('8.8.8.8', 80)) |
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ip = s.getsockname()[0] |
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finally: |
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s.close() |
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return ip |
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app = Flask(__name__) |
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app.config["JSON_AS_ASCII"] = False |
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pool = redis.ConnectionPool(host='localhost', port=63179, max_connections=50,db=11, password="zhicheng123*") |
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redis_ = redis.Redis(connection_pool=pool, decode_responses=True) |
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db_key_query = 'query' |
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db_key_query_articles_directory = 'query_articles_directory' |
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db_key_result = 'result' |
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batch_size = 32 |
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sampling_params = SamplingParams(temperature=0.95, top_p=0.7,presence_penalty=0.9,stop="</s>", max_tokens=4096) |
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models_path = "/home/majiahui/model-llm/openbuddy-llama-7b-finetune" |
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llm = LLM(model=models_path, tokenizer_mode="slow") |
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def dialog_line_parse(url, text): |
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""" |
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将数据输入模型进行分析并输出结果 |
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:param url: 模型url |
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:param text: 进入模型的数据 |
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:return: 模型返回结果 |
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""" |
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response = requests.post( |
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url, |
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json=text, |
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timeout=1000 |
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) |
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if response.status_code == 200: |
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return response.json() |
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else: |
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# logger.error( |
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# "【{}】 Failed to get a proper response from remote " |
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# "server. Status Code: {}. Response: {}" |
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# "".format(url, response.status_code, response.text) |
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# ) |
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print("【{}】 Failed to get a proper response from remote " |
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"server. Status Code: {}. Response: {}" |
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"".format(url, response.status_code, response.text)) |
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print(text) |
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return [] |
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def classify(batch_size): # 调用模型,设置最大batch_size |
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while True: |
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texts = [] |
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query_ids = [] |
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if redis_.llen(db_key_query) == 0: # 若队列中没有元素就继续获取 |
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time.sleep(2) |
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continue |
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for i in range(min(redis_.llen(db_key_query), batch_size)): |
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query = redis_.lpop(db_key_query).decode('UTF-8') # 获取query的text |
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query_ids.append(json.loads(query)['id']) |
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texts.append(json.loads(query)['text']) # 拼接若干text 为batch |
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outputs = llm.generate(texts, sampling_params) # 调用模型 |
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generated_text_list = [""] * len(texts) |
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print("outputs", outputs) |
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for i, output in enumerate(outputs): |
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index = output.request_id |
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generated_text = output.outputs[0].text |
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generated_text_list[int(index)] = generated_text |
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for (id_, output) in zip(query_ids, generated_text_list): |
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res = output |
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redis_.set(id_, json.dumps(res)) # 将模型结果送回队列 |
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@app.route("/predict", methods=["POST"]) |
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def handle_query(): |
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text = request.json["texts"] # 获取用户query中的文本 例如"I love you" |
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id_ = str(uuid.uuid1()) # 为query生成唯一标识 |
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d = {'id': id_, 'text': text} # 绑定文本和query id |
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redis_.rpush(db_key_query, json.dumps(d)) # 加入redis |
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while True: |
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result = redis_.get(id_) # 获取该query的模型结果 |
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if result is not None: |
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redis_.delete(id_) |
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result_text = {'code': "200", 'data': json.loads(result)} |
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break |
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time.sleep(1) |
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return jsonify(result_text) # 返回结果 |
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t = Thread(target=classify, args=(batch_size,)) |
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t.start() |
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if __name__ == "__main__": |
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app.run(debug=False, host='0.0.0.0', port=18001) |
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