python: Generators Pattern
项目结构：
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:10
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : request_type.py
from enum import Enum
class JewelryRequestType(Enum):
"""
"""
PROCUREMENT = "procurement"
PRODUCTION = "production"
QUALITY_CHECK = "quality_check"
SALES = "sales"
AFTER_SALES = "after_sales"
INVENTORY = "inventory"
# 多语言显示名称
def get_display_name(self, lang):
mapping = {
"zh": {
"procurement": "原料采购",
"production": "首饰加工",
"quality_check": "品质检验",
"sales": "销售订单",
"after_sales": "售后维保",
"inventory": "库存管理"
},
"en": {
"procurement": "Procurement",
"production": "Production",
"quality_check": "Quality Check",
"sales": "Sales",
"after_sales": "After Sales",
"inventory": "Inventory"
}
}
return mapping[lang][self.value]
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:37
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : language.py
from enum import Enum
class Language(Enum):
"""
"""
ZH = "zh" # 中文
EN = "en" # 英文
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:38
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : zh.py
ZH_MESSAGES = {
"title": "===== 企业级珠宝业务系统 - 生成器模式并发处理 =====",
"procurement": "已处理：{material} 询价，报价：{price}/克",
"production": "已接收：{product}，工期：{days} 天",
"quality_check": "{product}：钻石等级 {grade}，合格✅",
"sales": "{product} 已下单，会员：{member}",
"after_sales": "{service} 已受理，取件时间：3天后",
"inventory": "{warehouse} 库存：{stock} 件",
"unsupported": "不支持的请求类型",
"error": "处理失败：{err}",
# 动态数据翻译
"999黄金": "999黄金",
"18K金钻石戒指": "18K金钻石戒指",
"50分钻戒": "50分钻戒",
"古法黄金手镯": "古法黄金手镯",
"钻戒改圈口": "钻戒改圈口",
"上海总仓": "上海总仓",
}
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:38
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : en.py
EN_MESSAGES = {
"title": "===== Enterprise Jewelry System - Generator Pattern Concurrent Processing =====",
"procurement": "Processed: {material} inquiry, price: {price}/g",
"production": "Accepted: {product}, lead time: {days} days",
"quality_check": "{product}: Diamond grade {grade}, Passed✅",
"sales": "{product} ordered, member: {member}",
"after_sales": "{service} accepted, ready in 3 days",
"inventory": "{warehouse} stock: {stock} pcs",
"unsupported": "Unsupported request type",
"error": "Processing failed: {err}",
# 动态数据翻译
"999黄金": "999 Gold",
"18K金钻石戒指": "18K Gold Diamond Ring",
"50分钻戒": "0.5ct Diamond Ring",
"古法黄金手镯": "Ancient Gold Bracelet",
"钻戒改圈口": "Ring Resizing",
"上海总仓": "Shanghai Main Warehouse",
}
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式 pip install pydantic
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:11
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : dto.py
from pydantic import BaseModel
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.common.language import Language
class JewelryRequest(BaseModel):
"""统一请求模型（严格校验请求结构）"""
request_type: JewelryRequestType # 枚举强校验
data: dict # 业务参数
lang: Language = Language.ZH # 自动带语言
class JewelryResponse(BaseModel):
"""统一响应模型"""
request_type: str
handler_name: str = "" # 修复：给默认值，非必须
result: str
success: bool = True
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:12
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : registry.py
from typing import Callable, Dict
from GeneratorsPattern.common.request_type import JewelryRequestType
# 全局处理器注册表（唯一来源）
HANDLER_REGISTRY: Dict[JewelryRequestType, Callable] = {}
def register_handler(request_type: JewelryRequestType):
"""
装饰器：注册业务处理器
【扩展方式】：新增业务只需 @register_handler 标注
"""
def decorator(handler_func: Callable) -> Callable:
HANDLER_REGISTRY[request_type] = handler_func
return handler_func
return decorator
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:13
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : procurement.py
from GeneratorsPattern.service.registry import register_handler
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
@register_handler(JewelryRequestType.PROCUREMENT)
def procurement_handler(data: dict, lang:Language) -> str:
"""
原料采购处理器（只做采购业务）
:param data:
:return:
"""
#return f"已处理：{data['material']} 询价，报价：{data['price']}/克"
return get_message(lang, "procurement", **data)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:14
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : production.py
from GeneratorsPattern.service.registry import register_handler
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
@register_handler(JewelryRequestType.PRODUCTION)
def production_handler(data: dict, lang:Language) -> str:
"""
首饰加工处理器
:param data:
:return:
"""
#return f"已接收：{data['product']}，工期：{data['days']} 天"
return get_message(lang, "production", **data)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:15
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : quality.py
from GeneratorsPattern.service.registry import register_handler
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
@register_handler(JewelryRequestType.QUALITY_CHECK)
def quality_check_handler(data: dict, lang:Language) -> str:
"""
品质检验处理器
"""
#return f"{data['product']}：钻石等级 {data['grade']}，合格✅"
return get_message(lang, "quality_check", **data)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:16
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : sales.py
from GeneratorsPattern.service.registry import register_handler
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
@register_handler(JewelryRequestType.SALES)
def sales_handler(data: dict, lang:Language) -> str:
"""
销售订单处理器
:param data:
:return:
"""
#return f"{data['product']} 已下单，会员：{data['member']}"
return get_message(lang, "sales", **data)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:17
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : after_sales.py
from GeneratorsPattern.service.registry import register_handler
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
@register_handler(JewelryRequestType.AFTER_SALES)
def after_sales_handler(data: dict, lang:Language) -> str:
"""
售后维保处理器
:param data:
:return:
"""
#return f"{data['service']} 已受理，取件时间：3天后"
return get_message(lang, "after_sales", **data)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:18
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : inventory.py
from GeneratorsPattern.service.registry import register_handler
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
@register_handler(JewelryRequestType.INVENTORY)
def inventory_handler(data: dict, lang:Language) -> str:
"""
库存管理处理器
:param data:
:return:
"""
#return f"{data['warehouse']} 库存：{data['stock']} 件"
return get_message(lang, "inventory", **data)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:19
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : generator.py
from typing import Generator,List
from GeneratorsPattern.model.dto import JewelryRequest, JewelryResponse
from GeneratorsPattern.service.registry import HANDLER_REGISTRY
from GeneratorsPattern.i18n import get_message
class JewelryRequestGenerator:
@staticmethod
def dispatch(reqs: List[JewelryRequest]) -> Generator[JewelryResponse, None, None]:
for req in reqs:
handler = HANDLER_REGISTRY.get(req.request_type)
if not handler:
yield JewelryResponse(
request_type=req.request_type.value,
handler_name="unknown",
result=get_message(req.lang, "unsupported"),
success=False
)
continue
try:
result = handler(req.data, req.lang)
success = True
except Exception as e:
result = get_message(req.lang, "error", err=str(e))
success = False
# 修复：补上 handler_name
yield JewelryResponse(
request_type=req.request_type.value,
handler_name=handler.__name__,
result=result,
success=success
)
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:20
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : request_router.py
from typing import List
from GeneratorsPattern.model.dto import JewelryRequest
from GeneratorsPattern.service.generator import JewelryRequestGenerator
class JewelryRequestAPI:
"""
系统入口：接收并发请求，提交给生成器分发
"""
@staticmethod
def process_requests(requests: List[JewelryRequest]):
"""
:param requests:
:return:
"""
return JewelryRequestGenerator.dispatch(requests)
@staticmethod
def process(reqs: List[JewelryRequest]):
"""
:param reqs:
:return:
"""
return JewelryRequestGenerator.dispatch(reqs)
调用：
# encoding: utf-8
# 版权所有 2026 ©涂聚文有限公司™ ®
# 许可信息查看：言語成了邀功盡責的功臣，還需要行爲每日來值班嗎
# 描述：Generators Pattern 生成器模式
# Author : geovindu,Geovin Du 涂聚文.
# IDE : PyCharm 2024.3.6 python 3.11
# os : windows 10
# database : mysql 9.0 sql server 2019, postgreSQL 17.0 Oracle 21c Neo4j
# Datetime : 2026/6/11 21:22
# User : geovindu
# Product : PyCharm
# Project : pydesginpattern
# File : GeneratorsBll.py
import GeneratorsPattern.service.handlers
from GeneratorsPattern.api.request_router import JewelryRequestAPI
from GeneratorsPattern.model.dto import JewelryRequest
from GeneratorsPattern.common.request_type import JewelryRequestType
from GeneratorsPattern.i18n import get_message
from GeneratorsPattern.common.language import Language
class GeneratorsBll(object):
"""
"""
def demo(self):
"""
:return:
"""
# ====================== 在这里切换语言 ======================
LANG = Language.ZH # 纯中文
# LANG = Language.EN # 纯英文
print(get_message(LANG, "title"))
reqs = [
JewelryRequest(request_type=JewelryRequestType.PROCUREMENT, data={"material": "999黄金", "price": 628},
lang=LANG),
JewelryRequest(request_type=JewelryRequestType.PRODUCTION, data={"product": "18K金钻石戒指", "days": 7},
lang=LANG),
JewelryRequest(request_type=JewelryRequestType.QUALITY_CHECK,
data={"product": "50分钻戒", "grade": "VS1/D"}, lang=LANG),
JewelryRequest(request_type=JewelryRequestType.SALES, data={"product": "古法黄金手镯", "member": "VIP888"},
lang=LANG),
JewelryRequest(request_type=JewelryRequestType.AFTER_SALES, data={"service": "钻戒改圈口"}, lang=LANG),
JewelryRequest(request_type=JewelryRequestType.INVENTORY, data={"warehouse": "上海总仓", "stock": 126},
lang=LANG),
]
for resp in JewelryRequestAPI.process(reqs):
mark = "✅" if resp.success else "❌"
# 关键：自动显示中文/英文名称
req_type = JewelryRequestType(resp.request_type).get_display_name(lang=LANG.value)
print(f"{mark} [{req_type:<12s}] {resp.result}")
输出：
哲学管理(学)人生, 文学艺术生活, 自动(计算机学)物理(学)工作, 生物(学)化学逆境, 历史(学)测绘(学)时间, 经济(学)数学金钱(理财), 心理(学)医学情绪, 诗词美容情感, 美学建筑(学)家园, 解构建构(分析)整合学习, 智商情商(IQ、EQ)运筹(学)生存.---Geovin Du(涂聚文）
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