ImaGetCha/non_module_old/value_langchain.py

import json
from langchain.chat_models import ChatOpenAI
from langchain.prompts.chat import (
    ChatPromptTemplate,
    SystemMessagePromptTemplate,
    HumanMessagePromptTemplate,
)

from format_langchain import format_langchain
from global_langchain import global_model


def value_langchain():
    print('[数值]--------------------------修改数值中--------------------------')
    chat = ChatOpenAI(temperature=0)
    model = global_model()

    output_type = str(model.value_declare)
    intro = model.get_intro_str()

    system_template = model.value_system_template
    system_message_prompt = SystemMessagePromptTemplate.from_template(
        system_template)
    human_template = model.value_human_template
    human_message_prompt = HumanMessagePromptTemplate.from_template(
        human_template)

    chat_prompt = ChatPromptTemplate.from_messages(
        [system_message_prompt, human_message_prompt])

    rsp = chat(
        chat_prompt.format_prompt(
            output_type=output_type,
            intro=intro,
        ).to_messages())
    print('[数值]--------------------------GPT得到--------------------------')
    print(rsp.content)
    try:
        value_for_now = json.loads(rsp.content)
    except:
        print('格式错误，修复中')
        value_for_now = format_langchain(rsp.content, output_type)
    print(
        '[数值]--------------------------json.loads得到--------------------------')
    print(value_for_now)
    model.update_value_for_now(value_for_now)
    return value_for_now