feat(新功能): 项目信息提取/生成接口
fix(修复bug): docs(文档变更): refactor(重构): test(增加测试):
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@@ -4,7 +4,7 @@ from fastapi import APIRouter, HTTPException
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from app.schemas.project_info_extraction import ProjectInfoExtractionModel
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from app.schemas.response_template import ResponseModel
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from app.service.project_info_extraction.service_generate_brand_info import ProjectInfoExtraction
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from app.service.project_info_extraction.service import ProjectInfoExtraction
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router = APIRouter()
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logger = logging.getLogger()
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61
app/service/project_info_extraction/service.py
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61
app/service/project_info_extraction/service.py
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@@ -0,0 +1,61 @@
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from langchain.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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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(self._input.to_messages())
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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="海边派对主题的衬衫设计"
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)
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service = ProjectInfoExtraction(request_data)
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print(service.get_result())
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@@ -1,47 +0,0 @@
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from langchain.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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class ProjectInfoExtraction:
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def __init__(self, request_data):
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# llm generate brand info init
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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="project name."),
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ResponseSchema(name="role", description="The target role of the project."),
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ResponseSchema(name="gender", description="The gender targeted by the project."),
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ResponseSchema(name="style", description="Project style.")
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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project_name,role ,gender ,style ."
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"gender部分请用以下:menswear,womenswear,childrenwear,如果全部都适用即all."
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"如果没有以上内容,需要你根据用户输入随意发挥.\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(self._input.to_messages())
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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="海边派对主题的系列设计"
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)
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service = ProjectInfoExtraction(request_data)
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print(service.get_result())
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