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69 lines
3.6 KiB
Python
69 lines
3.6 KiB
Python
from langchain_classic.output_parsers import ResponseSchema, StructuredOutputParser
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from langchain_community.chat_models import ChatTongyi
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from langchain_core.prompts import PromptTemplate
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from app.schemas.project_info_extraction import ProjectInfoExtractionModel
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style = ['NEW_CHINESE', 'COUNTRY_STYLE', 'FUTURISM', 'MINIMALISM', 'LOLITA', 'Y2K', 'BUSINESS', 'MERLAD',
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'OUTDOOR_FUNCTIONAL', 'ROCK', 'DOPAMINE', 'GOTHIC', 'POST_APOCALYPTIC', 'ROMANTIC', 'WABI_SABI']
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position = ['Overall', 'Tops', 'Bottoms', 'Outwear', 'Blouse', 'Dress', 'Trousers', 'Skirt']
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gender = ['Female', 'Male']
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age_group = ['Adult', 'Child']
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process = ['SERIES_DESIGN', 'SINGLE_DESIGN']
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class ProjectInfoExtraction:
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def __init__(self, request_data):
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# llm generate brand info init
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if len(request_data.image_list) or len(request_data.file_list):
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self.model = ChatTongyi(model="qwen-vl-plus", api_key="sk-7658298c6b99443c98184a5e634fe6ab")
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else:
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self.model = ChatTongyi(model="qwen2.5-14b-instruct", api_key="sk-7658298c6b99443c98184a5e634fe6ab")
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self.response_schemas = [
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ResponseSchema(name="project_name", description="项目的名称."),
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ResponseSchema(name="process", description="项目的类型，单品还是系列."),
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ResponseSchema(name="ageGroup", description="项目设计服装的受众对象."),
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ResponseSchema(name="gender", description="项目设计服装的受众性别."),
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ResponseSchema(name="position", description="项目单品设计的部位."),
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ResponseSchema(name="style", description="项目的设计风格.")
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]
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self.output_parser = StructuredOutputParser.from_response_schemas(self.response_schemas)
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self.format_instructions = self.output_parser.get_format_instructions()
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self.prompt = PromptTemplate(
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template="你是一个时装品牌的设计师助理。根据用户输入提取出"
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"[project_name] : 项目的名称,"
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f"[process] : 项目的类型，从{process}选择."
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f"[ageGroup] : 服装的受众，从{age_group}选择."
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f"[gender] : 服装的适用性别，从{gender}选择"
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f"[position] : single_design的部位，如果[process]是SINGLE_DESIGN,从{position}中选择，如果[process]是SERIES_DESIGN，这项为空"
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f"[style] : 设计的风格，从{style}中选择"
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".\n{format_instructions}\n{question}",
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input_variables=["question"],
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partial_variables={"format_instructions": self.format_instructions}
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)
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self._input = self.prompt.format_prompt(question=request_data.prompt)
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self.result_data = {}
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def get_result(self):
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self.llm_extraction_project_info()
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return self.result_data
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def llm_extraction_project_info(self):
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output = self.model
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project_info = self.output_parser.parse(output.content)
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self.result_data = project_info
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if __name__ == '__main__':
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request_data = ProjectInfoExtractionModel(
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prompt="性别为儿童",
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image_list=[
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'https://www.minio-api.aida.com.hk/test/019aaeed-3227-11f0-a194-0826ae3ad6b3.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=vXKFLSJkYeEq2DrSZvkB%2F20250613%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20250613T020236Z&X-Amz-Expires=604800&X-Amz-SignedHeaders=host&X-Amz-Signature=a513b706c24134071a489c34f0fa2c0f510e871b8589dc0c08a0f26ea28ee2ff'
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],
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file_list=[]
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)
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service = ProjectInfoExtraction(request_data)
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print(service.get_result())
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