95 lines
3.7 KiB
Python
95 lines
3.7 KiB
Python
from http import HTTPStatus
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from toolbox import get_conf
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import threading
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import logging
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timeout_bot_msg = '[Local Message] Request timeout. Network error.'
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class QwenRequestInstance():
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def __init__(self):
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import dashscope
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self.time_to_yield_event = threading.Event()
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self.time_to_exit_event = threading.Event()
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self.result_buf = ""
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def validate_key():
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DASHSCOPE_API_KEY = get_conf("DASHSCOPE_API_KEY")
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if DASHSCOPE_API_KEY == '': return False
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return True
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if not validate_key():
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raise RuntimeError('请配置 DASHSCOPE_API_KEY')
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dashscope.api_key = get_conf("DASHSCOPE_API_KEY")
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def generate(self, inputs, llm_kwargs, history, system_prompt):
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# import _thread as thread
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from dashscope import Generation
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QWEN_MODEL = {
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'qwen-turbo': Generation.Models.qwen_turbo,
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'qwen-plus': Generation.Models.qwen_plus,
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'qwen-max': Generation.Models.qwen_max,
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}[llm_kwargs['llm_model']]
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top_p = llm_kwargs.get('top_p', 0.8)
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if top_p == 0: top_p += 1e-5
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if top_p == 1: top_p -= 1e-5
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self.result_buf = ""
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responses = Generation.call(
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model=QWEN_MODEL,
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messages=generate_message_payload(inputs, llm_kwargs, history, system_prompt),
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top_p=top_p,
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temperature=llm_kwargs.get('temperature', 1.0),
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result_format='message',
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stream=True,
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incremental_output=True
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)
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for response in responses:
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if response.status_code == HTTPStatus.OK:
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if response.output.choices[0].finish_reason == 'stop':
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yield self.result_buf
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break
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elif response.output.choices[0].finish_reason == 'length':
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self.result_buf += "[Local Message] 生成长度过长，后续输出被截断"
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yield self.result_buf
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break
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else:
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self.result_buf += response.output.choices[0].message.content
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yield self.result_buf
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else:
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self.result_buf += f"[Local Message] 请求错误：状态码：{response.status_code}，错误码:{response.code}，消息：{response.message}"
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yield self.result_buf
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break
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logging.info(f'[raw_input] {inputs}')
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logging.info(f'[response] {self.result_buf}')
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return self.result_buf
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def generate_message_payload(inputs, llm_kwargs, history, system_prompt):
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conversation_cnt = len(history) // 2
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if system_prompt == '': system_prompt = 'Hello!'
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messages = [{"role": "user", "content": system_prompt}, {"role": "assistant", "content": "Certainly!"}]
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if conversation_cnt:
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for index in range(0, 2*conversation_cnt, 2):
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what_i_have_asked = {}
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what_i_have_asked["role"] = "user"
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what_i_have_asked["content"] = history[index]
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what_gpt_answer = {}
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what_gpt_answer["role"] = "assistant"
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what_gpt_answer["content"] = history[index+1]
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if what_i_have_asked["content"] != "":
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if what_gpt_answer["content"] == "":
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continue
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if what_gpt_answer["content"] == timeout_bot_msg:
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continue
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messages.append(what_i_have_asked)
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messages.append(what_gpt_answer)
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else:
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messages[-1]['content'] = what_gpt_answer['content']
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what_i_ask_now = {}
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what_i_ask_now["role"] = "user"
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what_i_ask_now["content"] = inputs
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messages.append(what_i_ask_now)
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return messages
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