基于 ChatGPT 构建电商客服问答系统

以电商客服助手为例，通过链式调用语言模型，结合多个 Prompt 实现复杂的问答与推理功能。

一、基础知识了解

{ "TechPro Ultrabook": { "name": "TechPro Ultrabook", "category": "Computers and Laptops", "brand": "TechPro", "model_number": "TP-UB100", "warranty": "1 year", "rating": 4.5, "features": ["13.3-inch display", "8GB RAM", "256GB SSD", "Intel Core i5 processor"], "description": "A sleek and lightweight ultrabook for everyday use.", "price": 799.99 }, "BlueWave Gaming Laptop": { "name": "BlueWave Gaming Laptop", "category": "Computers and Laptops", "brand": "BlueWave", "model_number": "BW-GL200", "warranty": "2 years", "rating": 4.7, "features": ["15.6-inch display", "16GB RAM", "512GB SSD", "NVIDIA GeForce RTX 3060"], "description": "A high-performance gaming laptop for an immersive experience.", "price": 1199.99 }, "PowerLite Convertible": { "name": "PowerLite Convertible", "category": "Computers and Laptops", "brand": "PowerLite", "model_number": "PL-CV300", "warranty": "1 year", "rating": 4.3, "features": ["14-inch touchscreen", "8GB RAM", "256GB SSD", "360-degree hinge"], "description": "A versatile convertible laptop with a responsive touchscreen.", "price": 699.99 }, "TechPro Desktop": { "name": "TechPro Desktop", "category": "Computers and Laptops", "brand": "TechPro", "model_number": "TP-DT500", "warranty": "1 year", "rating": 4.4, "features": ["Intel Core i7 processor", "16GB RAM", "1TB HDD", "NVIDIA GeForce GTX 1660"], "description": "A powerful desktop computer for work and play.", "price": 999.99 }, "BlueWave Chromebook": { "name": "BlueWave Chromebook", "category": "Computers and Laptops", "brand": "BlueWave", "model_number": "BW-CB100", "warranty": "1 year", "rating": 4.1, "features": ["11.6-inch display", "4GB RAM", "32GB eMMC", "Chrome OS"], "description": "A compact and affordable Chromebook for everyday tasks.", "price": 249.99 }, "SmartX ProPhone": { "name": "SmartX ProPhone", "category": "Smartphones and Accessories", "brand": "SmartX", "model_number": "SX-PP10", "warranty": "1 year", "rating": 4.6, "features": ["6.1-inch display", "128GB storage", "12MP dual camera", "5G"], "description": "A powerful smartphone with advanced camera features.", "price": 899.99 }, "MobiTech PowerCase": { "name": "MobiTech PowerCase", "category": "Smartphones and Accessories", "brand": "MobiTech", "model_number": "MT-PC20", "warranty": "1 year", "rating": 4.3, "features": ["5000mAh battery", "Wireless charging", "Compatible with SmartX ProPhone"], "description": "A protective case with built-in battery for extended usage.", "price": 59.99 }, "SmartX MiniPhone": { "name": "SmartX MiniPhone", "category": "Smartphones and Accessories", "brand": "SmartX", "model_number": "SX-MP5", "warranty": "1 year", "rating": 4.2, "features": ["4.7-inch display", "64GB storage", "8MP camera", "4G"], "description": "A compact and affordable smartphone for basic tasks.", "price": 399.99 }, "MobiTech Wireless Charger": { "name": "MobiTech Wireless Charger", "category": "Smartphones and Accessories", "brand": "MobiTech", "model_number": "MT-WC10", "warranty": "1 year", "rating": 4.5, "features": ["10W fast charging", "Qi-compatible", "LED indicator", "Compact design"], "description": "A convenient wireless charger for a clutter-free workspace.", "price": 29.99 }, "SmartX EarBuds": { "name": "SmartX EarBuds", "category": "Smartphones and Accessories", "brand": "SmartX", "model_number": "SX-EB20", "warranty": "1 year", "rating": 4.4, "features": ["True wireless", "Bluetooth 5.0", "Touch controls", "24-hour battery life"], "description": "Experience true wireless freedom with these comfortable earbuds.", "price": 99.99 }, "CineView 4K TV": { "name": "CineView 4K TV", "category": "Televisions and Home Theater Systems", "brand": "CineView", "model_number": "CV-4K55", "warranty": "2 years", "rating": 4.8, "features": ["55-inch display", "4K resolution", "HDR", "Smart TV"], "description": "A stunning 4K TV with vibrant colors and smart features.", "price": 599.99 }, "SoundMax Home Theater": { "name": "SoundMax Home Theater", "category": "Televisions and Home Theater Systems", "brand": "SoundMax", "model_number": "SM-HT100", "warranty": "1 year", "rating": 4.4, "features": ["5.1 channel", "1000W output", "Wireless subwoofer", "Bluetooth"], "description": "A powerful home theater system for an immersive audio experience.", "price": 399.99 }, "CineView 8K TV": { "name": "CineView 8K TV", "category": "Televisions and Home Theater Systems", "brand": "CineView", "model_number": "CV-8K65", "warranty": "2 years", "rating": 4.9, "features": ["65-inch display", "8K resolution", "HDR", "Smart TV"], "description": "Experience the future of television with this stunning 8K TV.", "price": 2999.99 }, "SoundMax Soundbar": { "name": "SoundMax Soundbar", "category": "Televisions and Home Theater Systems", "brand": "SoundMax", "model_number": "SM-SB50", "warranty": "1 year", "rating": 4.3, "features": ["2.1 channel", "300W output", "Wireless subwoofer", "Bluetooth"], "description": "Upgrade your TV's audio with this sleek and powerful soundbar.", "price": 199.99 }, "CineView OLED TV": { "name": "CineView OLED TV", "category": "Televisions and Home Theater Systems", "brand": "CineView", "model_number": "CV-OLED55", "warranty": "2 years", "rating": 4.7, "features": ["55-inch display", "4K resolution", "HDR", "Smart TV"], "description": "Experience true blacks and vibrant colors with this OLED TV.", "price": 1499.99 }, "GameSphere X": { "name": "GameSphere X", "category": "Gaming Consoles and Accessories", "brand": "GameSphere", "model_number": "GS-X", "warranty": "1 year", "rating": 4.9, "features": ["4K gaming", "1TB storage", "Backward compatibility", "Online multiplayer"], "description": "A next-generation gaming console for the ultimate gaming experience.", "price": 499.99 }, "ProGamer Controller": { "name": "ProGamer Controller", "category": "Gaming Consoles and Accessories", "brand": "ProGamer", "model_number": "PG-C100", "warranty": "1 year", "rating": 4.2, "features": ["Ergonomic design", "Customizable buttons", "Wireless", "Rechargeable battery"], "description": "A high-quality gaming controller for precision and comfort.", "price": 59.99 }, "GameSphere Y": { "name": "GameSphere Y", "category": "Gaming Consoles and Accessories", "brand": "GameSphere", "model_number": "GS-Y", "warranty": "1 year", "rating": 4.8, "features": ["4K gaming", "500GB storage", "Backward compatibility", "Online multiplayer"], "description": "A compact gaming console with powerful performance.", "price": 399.99 }, "ProGamer Racing Wheel": { "name": "ProGamer Racing Wheel", "category": "Gaming Consoles and Accessories", "brand": "ProGamer", "model_number": "PG-RW200", "warranty": "1 year", "rating": 4.5, "features": ["Force feedback", "Adjustable pedals", "Paddle shifters", "Compatible with GameSphere X"], "description": "Enhance your racing games with this realistic racing wheel.", "price": 249.99 }, "GameSphere VR Headset": { "name": "GameSphere VR Headset", "category": "Gaming Consoles and Accessories", "brand": "GameSphere", "model_number": "GS-VR", "warranty": "1 year", "rating": 4.6, "features": ["Immersive VR experience", "Built-in headphones", "Adjustable headband", "Compatible with GameSphere X"], "description": "Step into the world of virtual reality with this comfortable VR headset.", "price": 299.99 }, "AudioPhonic Noise-Canceling Headphones": { "name": "AudioPhonic Noise-Canceling Headphones", "category": "Audio Equipment", "brand": "AudioPhonic", "model_number": "AP-NC100", "warranty": "1 year", "rating": 4.6, "features": ["Active noise-canceling", "Bluetooth", "20-hour battery life", "Comfortable fit"], "description": "Experience immersive sound with these noise-canceling headphones.", "price": 199.99 }, "WaveSound Bluetooth Speaker": { "name": "WaveSound Bluetooth Speaker", "category": "Audio Equipment", "brand": "WaveSound", "model_number": "WS-BS50", "warranty": "1 year", "rating": 4.5, "features": ["Portable", "10-hour battery life", "Water-resistant", "Built-in microphone"], "description": "A compact and versatile Bluetooth speaker for music on the go.", "price": 49.99 }, "AudioPhonic True Wireless Earbuds": { "name": "AudioPhonic True Wireless Earbuds", "category": "Audio Equipment", "brand": "AudioPhonic", "model_number": "AP-TW20", "warranty": "1 year", "rating": 4.4, "features": ["True wireless", "Bluetooth 5.0", "Touch controls", "18-hour battery life"], "description": "Enjoy music without wires with these comfortable true wireless earbuds.", "price": 79.99 }, "WaveSound Soundbar": { "name": "WaveSound Soundbar", "category": "Audio Equipment", "brand": "WaveSound", "model_number": "WS-SB40", "warranty": "1 year", "rating": 4.3, "features": ["2.0 channel", "80W output", "Bluetooth", "Wall-mountable"], "description": "Upgrade your TV's audio with this slim and powerful soundbar.", "price": 99.99 }, "AudioPhonic Turntable": { "name": "AudioPhonic Turntable", "category": "Audio Equipment", "brand": "AudioPhonic", "model_number": "AP-TT10", "warranty": "1 year", "rating": 4.2, "features": ["3-speed", "Built-in speakers", "Bluetooth", "USB recording"], "description": "Rediscover your vinyl collection with this modern turntable.", "price": 149.99 }, "FotoSnap DSLR Camera": { "name": "FotoSnap DSLR Camera", "category": "Cameras and Camcorders", "brand": "FotoSnap", "model_number": "FS-DSLR200", "warranty": "1 year", "rating": 4.7, "features": ["24.2MP sensor", "1080p video", "3-inch LCD", "Interchangeable lenses"], "description": "Capture stunning photos and videos with this versatile DSLR camera.", "price": 599.99 }, "ActionCam 4K": { "name": "ActionCam 4K", "category": "Cameras and Camcorders", "brand": "ActionCam", "model_number": "AC-4K", "warranty": "1 year", "rating": 4.4, "features": ["4K video", "Waterproof", "Image stabilization", "Wi-Fi"], "description": "Record your adventures with this rugged and compact 4K action camera.", "price": 299.99 }, "FotoSnap Mirrorless Camera": { "name": "FotoSnap Mirrorless Camera", "category": "Cameras and Camcorders", "brand": "FotoSnap", "model_number": "FS-ML100", "warranty": "1 year", "rating": 4.6, "features": ["20.1MP sensor", "4K video", "3-inch touchscreen", "Interchangeable lenses"], "description": "A compact and lightweight mirrorless camera with advanced features.", "price": 799.99 }, "ZoomMaster Camcorder": { "name": "ZoomMaster Camcorder", "category": "Cameras and Camcorders", "brand": "ZoomMaster", "model_number": "ZM-CM50", "warranty": "1 year", "rating": 4.3, "features": ["1080p video", "30x optical zoom", "3-inch LCD", "Image stabilization"], "description": "Capture life's moments with this easy-to-use camcorder.", "price": 249.99 }, "FotoSnap Instant Camera": { "name": "FotoSnap Instant Camera", "category": "Cameras and Camcorders", "brand": "FotoSnap", "model_number": "FS-IC10", "warranty": "1 year", "rating": 4.1, "features": ["Instant prints", "Built-in flash", "Selfie mirror", "Battery-powered"], "description": "Create instant memories with this fun and portable instant camera.", "price": 69.99 } }

import json from tool import get_completion_from_messages from collections import defaultdict with open("products.json", "r") as file: products = json.load(file) delimiter = "####" system_message = f""" 您将获得客户服务查询。客户服务查询将使用{delimiter}字符作为分隔符。请仅输出一个可解析的 Python 列表，列表每一个元素是一个 JSON 对象，每个对象具有以下格式： 'category': <包括以下几个类别：Computers and Laptops、Smartphones and Accessories、 Televisions and Home Theater Systems、Gaming Consoles and Accessories、Audio Equipment、Cameras and Camcorders>, 以及 'products': <必须是下面的允许产品列表中找到的产品列表> 类别和产品必须在客户服务查询中找到。如果提到了某个产品，它必须与允许产品列表中的正确类别关联。如果未找到任何产品或类别，则输出一个空列表。除了列表外，不要输出其他任何信息！允许的产品： Computers and Laptops category: TechPro Ultrabook BlueWave Gaming Laptop PowerLite Convertible TechPro Desktop BlueWave Chromebook Smartphones and Accessories category: SmartX ProPhone MobiTech PowerCase SmartX MiniPhone MobiTech Wireless Charger SmartX EarBuds Televisions and Home Theater Systems category: CineView 4K TV SoundMax Home Theater CineView 8K TV SoundMax Soundbar CineView OLED TV Gaming Consoles and Accessories category: GameSphere X ProGamer Controller GameSphere Y ProGamer Racing Wheel GameSphere VR Headset Audio Equipment category: AudioPhonic Noise-Canceling Headphones WaveSound Bluetooth Speaker AudioPhonic True Wireless Earbuds WaveSound Soundbar AudioPhonic Turntable Cameras and Camcorders category: FotoSnap DSLR Camera ActionCam 4K FotoSnap Mirrorless Camera ZoomMaster Camcorder FotoSnap Instant Camera 只输出对象列表，不包含其他内容。 """ ## 检索详细信息 def get_product_by_name(name): """ 根据产品名称获取产品参数: name: 产品名称 """ return products.get(name, None) def get_products_by_category(category): """ 根据类别获取产品参数: category: 产品类别 """ return [product for product in products.values() if product["category"] == category] ## 解析输入字符串 def read_string_to_list(input_string): """ 将输入的字符串转换为 Python 列表。参数: input_string: 输入的字符串，应为有效的 JSON 格式。返回: list 或 None: 如果输入字符串有效，则返回对应的 Python 列表，否则返回 None。 """ if input_string is None: return None try: # 将输入字符串中的单引号替换为双引号，以满足 JSON 格式的要求 input_string = input_string.replace("'", '"') data = json.loads(input_string) return data except json.JSONDecodeError: print("Error: Invalid JSON string") return None ##进行检索 def generate_output_string(data_list): """ 根据输入的数据列表生成包含产品或类别信息的字符串。参数: data_list: 包含字典的列表，每个字典都应包含 "products" 或 "category" 的键。返回: output_string: 包含产品或类别信息的字符串。 """ output_string = "" if data_list is None: return output_string for data in data_list: try: if "products" in data and data["products"]: products_list = data["products"] for product_name in products_list: product = get_product_by_name(product_name) if product: output_string += json.dumps(product, indent=4, ensure_ascii=False) + "\n" else: print(f"Error: Product '{product_name}' not found") elif "category" in data: category_name = data["category"] category_products = get_products_by_category(category_name) for product in category_products: output_string += json.dumps(product, indent=4, ensure_ascii=False) + "\n" else: print("Error: Invalid object format") except Exception as e: print(f"Error: {e}") return output_string def find_category_and_product_only(user_input, products_and_category): delimiter = "####" system_message = f""" 您将获得客户服务查询。客户服务查询将使用{delimiter}字符作为分隔符。请仅输出一个可解析的 Python 列表，列表每一个元素是一个 JSON 对象，每个对象具有以下格式： 'category': <包括以下几个类别：Computers and Laptops、Smartphones and Accessories、 Televisions and Home Theater Systems、Gaming Consoles and Accessories、Audio Equipment、Cameras and Camcorders>, 以及 'products': <必须是下面的允许产品列表中找到的产品列表> 类别和产品必须在客户服务查询中找到。如果提到了某个产品，它必须与允许产品列表中的正确类别关联。如果未找到任何产品或类别，则输出一个空列表。除了列表外，不要输出其他任何信息！允许的产品： Computers and Laptops category: TechPro Ultrabook BlueWave Gaming Laptop PowerLite Convertible TechPro Desktop BlueWave Chromebook Smartphones and Accessories category: SmartX ProPhone MobiTech PowerCase SmartX MiniPhone MobiTech Wireless Charger SmartX EarBuds Televisions and Home Theater Systems category: CineView 4K TV SoundMax Home Theater CineView 8K TV SoundMax Soundbar CineView OLED TV Gaming Consoles and Accessories category: GameSphere X ProGamer Controller GameSphere Y ProGamer Racing Wheel GameSphere VR Headset Audio Equipment category: AudioPhonic Noise-Canceling Headphones WaveSound Bluetooth Speaker AudioPhonic True Wireless Earbuds WaveSound Soundbar AudioPhonic Turntable Cameras and Camcorders category: FotoSnap DSLR Camera ActionCam 4K FotoSnap Mirrorless Camera ZoomMaster Camcorder FotoSnap Instant Camera 只输出对象列表，不包含其他内容。 """ messages = [ {'role':'system', 'content': system_message}, {'role':'user', 'content': f"{delimiter}{user_input}{delimiter}"}, ] return get_completion_from_messages(messages) def get_products_and_category(): """ Used in L5 """ products = get_products() products_by_category = defaultdict(list) for product_name, product_info in products.items(): category = product_info.get('category') if category: products_by_category[category].append(product_info.get('name')) return dict(products_by_category) products_file = 'products.json' def get_products(): with open(products_file, 'r') as file: products = json.load(file) return products

from openai import OpenAI import utils_zh from tool import get_completion_from_messages API_SECRET_KEY = "sk-..." BASE_URL = "https://flag.smarttrot.com/v1/" client = OpenAI(api_key=API_SECRET_KEY, base_url=BASE_URL) def process_user_message_ch(user_input, all_messages, debug=True): """ 对用户信息进行预处理参数: user_input : 用户输入 all_messages : 历史信息 debug : 是否开启 DEBUG 模式，默认开启 """ # 分隔符 delimiter = "```" #第一步：使用 OpenAI 的 Moderation API 对用户输入进行审核，判断是否包含敏感信息 response = client.moderations.create( input=user_input ) moderation_output = response.results[0] # 经过检查，发现包含敏感信息，则直接返回提示语 if moderation_output.flagged: print("第一步：输入被 Moderation API 检测到敏感信息，直接返回提示语") return "你的输入被检测到包含敏感信息，请重新输入！" #如果开启了 DEBUG 模式，则打印出 Moderation API 检测到的敏感信息 if debug: print("第一步：输入通过 Moderation API 检测") # 第二步：抽取出商品和对应的目录 category_and_product_response = utils_zh.find_category_and_product_only(user_input, utils_zh.get_products_and_category()) #将抽取出来的字符串转化为 list category_and_product_list = utils_zh.read_string_to_list(category_and_product_response) if debug: print("第二步：抽取出商品和对应的目录") #第三步：查找商品对应信息 product_information = utils_zh.generate_output_string(category_and_product_list) if debug: print("第三步：查找抽取出的商品信息") #第四步：回答用户问题 system_message = f""" 您是一家大型电子商店的客户服务助理。\ 请以友好和乐于助人的语气回答问题，并提供简洁明了的答案。\ 请确保向用户提出相关的后续问题。 """ #插入 message messages = [ {"role": "system", "content": system_message}, {"role": "user", "content": f"{delimiter}{user_input}{delimiter}"}, {'role': 'assistant', 'content': f"相关商品信息:\n{product_information}"} ] #获取 GPT-3.5 的回答 #通过附加 all_messages 来实现多轮对话 final_response = get_completion_from_messages(all_messages+messages) if debug:print("第四步，生成用户回答") # 将该轮信息加入到历史信息中 all_messages = all_messages + messages[1:] # 第五步：基于 Moderation API 检查输出是否合规 response = client.moderations.create(input=final_response) moderation_output = response.results[0] # 输出不合规 if moderation_output.flagged: if debug: print("第五步：输出被 Moderation 拒绝") return "抱歉，我们不能提供该信息" if debug: print("第五步：输出经过 Moderation 检查") # 第六步：模型检查是否很好地回答了用户问题 user_message = f""" 用户信息：{delimiter}{user_input}{delimiter} 代理回复：{delimiter}{final_response}{delimiter} 回复是否足够回答问题如果足够，回答 Y 如果不足够，回答 N 仅回答上述字母即可 """ # print(final_response) messages = [ {'role': 'system', 'content': system_message}, {'role': 'user', 'content': user_message} ] # 要求模型评估回答 evaluation_response = get_completion_from_messages(messages) # print(evaluation_response) if debug: print("第六步：模型评估该回答") # 第七步：如果评估为 Y，输出回答；如果评估为 N，反馈将由人工修正答案 if "Y" in evaluation_response: # 使用 in 来避免模型可能生成 Yes if debug: print("第七步：模型赞同了该回答.") return final_response, all_messages else: if debug: print("第七步：模型不赞成该回答.") neg_str = "很抱歉，我无法提供您所需的信息。我将为您转接到一位人工客服代表以获取进一步帮助。" return neg_str, all_messages

基于 ChatGPT 构建电商客服问答系统

一、基础知识了解

1.1 语言模型

1.2 Tokens

1.3 提问方式

1.4 链式处理

二、准备

2.1 环境准备

2.2 思路规划

2.3 代码准备

2.3.1 产品信息文件

2.3.2 调用 API

三、具体代码

3.1 封装聊天函数

3.2 封装文件处理函数

3.3 封装链式提问函数

3.4 可视化调用

总结

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基于 ChatGPT 构建电商客服问答系统

一、基础知识了解

1.1 语言模型

1.2 Tokens

1.3 提问方式

1.4 链式处理

二、准备

2.1 环境准备

2.2 思路规划

2.3 代码准备

2.3.1 产品信息文件

2.3.2 调用 API

三、具体代码

3.1 封装聊天函数

3.2 封装文件处理函数

3.3 封装链式提问函数

3.4 可视化调用

总结

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相关免费在线工具