Python 3.14 实用技巧：10 个让代码更清晰的小改进

Python 3.14 引入的改进大多数都很细微，但这些小变化会让代码写起来更流畅，运行也更稳定。本文整理了 10 个实用的特性改进，每个都配了代码示例。

1、TypedDict 的 NotRequired 类型标注

配置字典里的可选字段以前处理起来比较麻烦，现在有了明确的标注方式。

 from typing import TypedDict, NotRequired   class Config(TypedDict):       name: str       interval: int       debug: NotRequired[bool]

字典验证变得更清晰，少了很多"忘记加这个键"导致的运行时错误。

如果你的自动化脚本对配置文件依赖很重，脚本的可选字段一眼就能看出来，所以这个改动非常的方便。

2、类型窄化的静态分析增强

3.14 版本的静态分析已经做得更好了，编辑器能在代码运行前就发现一些逻辑问题。

 def process(x: int | str):       if isinstance(x, int):           return x + 1  # Editor now knows x is int here

类型检查器能帮你减轻不少智负担，半年后回来看代码也能快速理解。

3、延迟导入优化

依赖项多的脚本启动慢是个常见问题。Python 3.14 在导入解析和延迟加载上做了优化。

 import importlib   pandas = importlib.import_module("pandas")

这么写导入，程序的启动速度能快一些同时也避免了加载用不到的模块。

4. 错误消息改进

错误提示终于说人话了。

 items = [1, 2, 3]   print(items[3])

3.14 的报错信息：

IndexError:list index out of range (list has length 3, index 3 is invalid)

现在的错误提示会直接告诉你列表长度和无效索引，调试效率提升明显。

5、contextlib.chdir() 上下文管理器

这是一个新增的功能很实用但容易被忽略。

 from contextlib import chdir   with chdir("logs"):       open("deephub.txt").write("done")

文件操作时切换目录变得简洁了，不用再写

os.getcwd()

那套东西。

6、异步任务取消机制改进

并发编程在自动化场景下很常见，异步任务取消以前调试起来很头疼。

 import asyncio   async def worker():        await asyncio.sleep(5)   task = asyncio.create_task(worker())   task.cancel()

而现在清理过程处理得更稳妥，不会像以前那样抛出奇怪的异常。

7、紧凑帧对象优化递归

处理递归场景（JSON 解析、目录遍历、XML 处理等）时稳定性提升了。

 def walk(n):        return n if n == 0 else walk(n - 1)

运行更顺畅，内存占用也更合理。

8、subprocess 环境变量隔离

3.14 加强了子进程的环境变量隔离。

 import subprocess   subprocess.run(["python", "--version"], check=True)

避免了不该传递的环境变量泄漏到子进程，对自动化脚本的安全性非常有帮助。

9、模式匹配错误提示优化

模式匹配的错误信息变得更详细了。

 match data:       case {"deep hub": name, "age": age}:           ...

无效模式会给出具体的错误提示而不是含糊的信息，团队协作时调试起来方便很多。

10、导入耗时分析

对做自动化开发的人来说这个功能挺有用。

 importimportlib.util, time   start=time.perf_counter()   importlib.util.find_spec("numpy")   print(time.perf_counter() -start)

因为它能快速定位哪些导入拖慢了启动速度，初始化逻辑也能做针对性优化。

https://vk.com/topic-233786484_54053026

https://vk.com/topic-233786485_53937294

https://vk.com/topic-233786486_54423847

https://vk.com/topic-233786487_55333826

https://vk.com/topic-233786484_54053025

https://vk.com/topic-233786486_54423845

https://vk.com/topic-233786485_53937293

https://vk.com/topic-233786487_55333825

https://vk.com/topic-233786484_54053023

https://vk.com/topic-233786485_53937292

https://vk.com/topic-233786486_54423844

https://vk.com/topic-233786487_55333823

https://vk.com/topic-233786484_54053022

https://vk.com/topic-233786485_53937291

https://vk.com/topic-233786486_54423843

https://vk.com/topic-233786487_55333822

https://vk.com/topic-233786484_54053021

https://vk.com/topic-233786485_53937290

https://vk.com/topic-233786486_54423842

https://vk.com/topic-233786487_55333819

https://vk.com/topic-233786484_54053020

https://vk.com/topic-233786485_53937289

https://vk.com/topic-233786486_54423841

https://vk.com/topic-233786487_55333817

https://vk.com/topic-233786484_54053019

https://vk.com/topic-233786485_53937287

https://vk.com/topic-233786486_54423839

https://vk.com/topic-233786487_55333816

https://vk.com/topic-233786484_54053018

https://vk.com/topic-233786485_53937286

https://vk.com/topic-233786486_54423838

https://vk.com/topic-233786487_55333815

https://vk.com/topic-233786484_54053017

https://vk.com/topic-233786485_53937285

https://vk.com/topic-233786486_54423837

https://vk.com/topic-233786487_55333813

https://vk.com/topic-233786484_54053016

https://vk.com/topic-233786485_53937284

https://vk.com/topic-233786486_54423836

https://vk.com/topic-233786487_55333811

https://vk.com/topic-233786484_54053015

https://vk.com/topic-233786485_53937283

https://vk.com/topic-233786486_54423835

https://vk.com/topic-233786487_55333808

https://vk.com/topic-233786484_54053014

https://vk.com/topic-233786485_53937282

https://vk.com/topic-233786486_54423834

https://vk.com/topic-233786487_55333805

https://vk.com/topic-233786484_54053013

https://vk.com/topic-233786486_54423833

https://vk.com/topic-233786487_55333803

https://vk.com/topic-233786485_53937281

https://vk.com/topic-233786484_54053012

https://vk.com/topic-233786486_54423832

https://vk.com/topic-233786485_53937279

https://vk.com/topic-233786484_54053011

https://vk.com/topic-233786486_54423831

https://vk.com/topic-233786487_55333802

https://vk.com/topic-233786485_53937278

https://vk.com/topic-233786484_54053010

https://vk.com/topic-233786486_54423830

https://vk.com/topic-233786487_55333801

https://vk.com/topic-233786485_53937277

https://vk.com/topic-233786484_54053009

https://vk.com/topic-233786486_54423829

https://vk.com/topic-233786487_55333800

https://vk.com/topic-233786485_53937275

https://vk.com/topic-233786484_54053008

https://vk.com/topic-233786486_54423828

https://vk.com/topic-233786487_55333797

https://vk.com/topic-233786485_53937274

https://vk.com/topic-233786484_54053007

https://vk.com/topic-233786486_54423827

https://vk.com/topic-233786487_55333796

https://vk.com/topic-233786485_53937273

https://vk.com/topic-233786484_54053005

https://vk.com/topic-233786486_54423825

https://vk.com/topic-233786487_55333794

https://vk.com/topic-233786485_53937272

https://vk.com/topic-233786484_54053004

https://vk.com/topic-233786486_54423824

https://vk.com/topic-233786487_55333793

https://vk.com/topic-233786485_53937271

https://vk.com/topic-233786484_54053003

https://vk.com/topic-233786486_54423823

https://vk.com/topic-233786487_55333792

https://vk.com/topic-233786485_53937270

https://vk.com/topic-233786484_54053002

https://vk.com/topic-233786486_54423822

https://vk.com/topic-233786487_55333790

https://vk.com/topic-233786485_53937269

https://vk.com/topic-233786484_54053001

https://vk.com/topic-233786486_54423820

https://vk.com/topic-233786487_55333789

https://vk.com/topic-233786485_53937268

https://vk.com/topic-233786484_54052999

https://vk.com/topic-233786486_54423819

https://vk.com/topic-233786487_55333786

https://vk.com/topic-233786485_53937267

https://vk.com/topic-233786484_54052998

https://vk.com/topic-233786486_54423817

https://vk.com/topic-233786487_55333785

https://vk.com/topic-233786485_53937265

https://vk.com/topic-233786484_54052997

https://vk.com/topic-233786487_55333784

https://vk.com/topic-233786486_54423815

https://vk.com/topic-233786485_53937264

https://vk.com/topic-233786484_54052996

https://vk.com/topic-233786487_55333783

https://vk.com/topic-233786486_54423814

https://vk.com/topic-233786485_53937263

https://vk.com/topic-233786484_54052995

https://vk.com/topic-233786487_55333782

https://vk.com/topic-233786486_54423813

https://vk.com/topic-233786485_53937262

https://vk.com/topic-233786484_54052994

https://vk.com/topic-233786487_55333780

https://vk.com/topic-233786486_54423812

https://vk.com/topic-233786485_53937261

https://vk.com/topic-233786484_54052993

https://vk.com/topic-233786487_55333779

https://vk.com/topic-233786486_54423811

https://vk.com/topic-233786485_53937259

https://vk.com/topic-233786484_54052991

https://vk.com/topic-233786487_55333777

https://vk.com/topic-233786486_54423810

https://vk.com/topic-233786085_53937251

https://vk.com/topic-233786088_54543798

https://vk.com/topic-233786085_53937250

https://vk.com/topic-233786087_55333745

https://vk.com/topic-233786090_55136559

https://vk.com/topic-233786086_54423801

https://vk.com/topic-233786088_54543797

https://vk.com/topic-233786085_53937249

https://vk.com/topic-233786087_55333744

https://vk.com/topic-233786090_55136558

https://vk.com/topic-233786086_54423800

https://vk.com/topic-233786088_54543796

https://vk.com/topic-233786085_53937248

https://vk.com/topic-233786087_55333743

https://vk.com/topic-233786090_55136557

https://vk.com/topic-233786086_54423799

https://vk.com/topic-233786088_54543795

https://vk.com/topic-233786085_53937247

https://vk.com/topic-233786087_55333742

https://vk.com/topic-233786090_55136554

https://vk.com/topic-233786086_54423797

https://vk.com/topic-233786088_54543794

https://vk.com/topic-233786085_53937245

https://vk.com/topic-233786087_55333739

https://vk.com/topic-233786090_55136553

https://vk.com/topic-233786086_54423796

https://vk.com/topic-233786088_54543793

https://vk.com/topic-233786085_53937244

https://vk.com/topic-233786087_55333738

https://vk.com/topic-233786090_55136552

https://vk.com/topic-233786086_54423795

https://vk.com/topic-233786088_54543792

https://vk.com/topic-233786085_53937243

https://vk.com/topic-233786087_55333737

https://vk.com/topic-233786090_55136551

https://vk.com/topic-233786086_54423794

https://vk.com/topic-233786088_54543791

https://vk.com/topic-233786085_53937241

https://vk.com/topic-233786087_55333736

https://vk.com/topic-233786090_55136550

https://vk.com/topic-233786086_54423793

https://vk.com/topic-233786088_54543790

https://vk.com/topic-233786085_53937240

https://vk.com/topic-233786087_55333735

https://vk.com/topic-233786090_55136549

https://vk.com/topic-233786086_54423791

https://vk.com/topic-233786088_54543789

https://vk.com/topic-233786085_53937239

https://vk.com/topic-233786087_55333734

https://vk.com/topic-233786090_55136548

https://vk.com/topic-233786086_54423790

https://vk.com/topic-233786088_54543788

https://vk.com/topic-233786085_53937238

https://vk.com/topic-233786087_55333733

https://vk.com/topic-233786090_55136547

https://vk.com/topic-233786086_54423789

https://vk.com/topic-233786088_54543787

https://vk.com/topic-233786085_53937237

https://vk.com/topic-233786087_55333732

https://vk.com/topic-233786090_55136546

https://vk.com/topic-233786086_54423788

https://vk.com/topic-233786088_54543786

https://vk.com/topic-233786085_53937236

https://vk.com/topic-233786087_55333731

https://vk.com/topic-233786090_55136545

https://vk.com/topic-233786086_54423787

https://vk.com/topic-233786088_54543785

https://vk.com/topic-233786085_53937235

https://vk.com/topic-233786087_55333730

https://vk.com/topic-233786090_55136544

https://vk.com/topic-233786086_54423786

https://vk.com/topic-233786088_54543784

https://vk.com/topic-233786085_53937234

https://vk.com/topic-233786087_55333729

https://vk.com/topic-233786090_55136543

https://vk.com/topic-233786086_54423784

https://vk.com/topic-233786088_54543783

https://vk.com/topic-233786085_53937233

https://vk.com/topic-233786087_55333728

https://vk.com/topic-233786090_55136542

https://vk.com/topic-233786086_54423783

https://vk.com/topic-233786088_54543782

https://vk.com/topic-233786087_55333727

https://vk.com/topic-233786085_53937231

https://vk.com/topic-233786090_55136541

https://vk.com/topic-233786086_54423782

https://vk.com/topic-233786088_54543781

https://vk.com/topic-233786087_55333726

https://vk.com/topic-233786085_53937229

https://vk.com/topic-233786090_55136539

https://vk.com/topic-233786086_54423781

https://vk.com/topic-233786088_54543780

https://vk.com/topic-233786087_55333724

https://vk.com/topic-233786085_53937228

https://vk.com/topic-233786090_55136537

https://vk.com/topic-233786086_54423780

https://vk.com/topic-233786088_54543779

https://vk.com/topic-233786087_55333722

https://vk.com/topic-233786085_53937227

https://vk.com/topic-233786090_55136536

https://vk.com/topic-233786086_54423779

https://vk.com/topic-233786088_54543778

https://vk.com/topic-233786087_55333721

https://vk.com/topic-233786085_53937226

https://vk.com/topic-233786090_55136535

https://vk.com/topic-233786086_54423778

https://vk.com/topic-233786088_54543777

https://vk.com/topic-233786087_55333720

https://vk.com/topic-233786085_53937225

https://vk.com/topic-233786090_55136533

https://vk.com/topic-233786086_54423777

https://vk.com/topic-233786088_54543776

https://vk.com/topic-233786087_55333718

https://vk.com/topic-233786085_53937224

https://vk.com/topic-233786090_55136532

https://vk.com/topic-233786086_54423775

https://vk.com/topic-233786088_54543774

https://vk.com/topic-233786087_55333717

https://vk.com/topic-233786085_53937222

https://vk.com/topic-233786090_55136531

https://vk.com/topic-233786086_54423773

https://vk.com/topic-233786088_54543773

https://vk.com/topic-233786087_55333716

https://vk.com/topic-233786085_53937221

https://vk.com/topic-233786090_55136530

https://vk.com/topic-233786086_54423772

https://vk.com/topic-233786088_54543772

https://vk.com/topic-233786087_55333715

https://vk.com/topic-233786085_53937220

https://vk.com/topic-233786090_55136529

https://vk.com/topic-233786086_54423771

https://vk.com/topic-233786088_54543771

https://vk.com/topic-233786087_55333714

https://vk.com/topic-233786085_53937219

https://vk.com/topic-233786090_55136528

https://vk.com/topic-233786086_54423770

https://vk.com/topic-233786088_54543770

https://vk.com/topic-233786087_55333713

https://vk.com/topic-233786085_53937218

https://vk.com/topic-233786090_55136527

https://vk.com/topic-233786086_54423769

https://vk.com/topic-233786088_54543769

https://vk.com/topic-233786087_55333712

https://vk.com/topic-233786085_53937217

https://vk.com/topic-233786090_55136526

https://vk.com/topic-233786086_54423768

https://vk.com/topic-233786088_54543768

https://vk.com/topic-233786087_55333711

https://vk.com/topic-233786085_53937216

https://vk.com/topic-233786090_55136525

https://vk.com/topic-233786086_54423767

https://vk.com/topic-233786088_54543767

https://vk.com/topic-233786087_55333710

https://vk.com/topic-233786085_53937215

https://vk.com/topic-233786090_55136524

https://vk.com/topic-233786086_54423766

https://vk.com/topic-233786088_54543766

https://vk.com/topic-233786087_55333708

https://vk.com/topic-233786085_53937214

https://vk.com/topic-233786090_55136523

https://vk.com/topic-233786086_54423765

https://vk.com/topic-233786088_54543765

https://vk.com/topic-233786087_55333707

https://vk.com/topic-233786085_53937213

https://vk.com/topic-233786090_55136522

https://vk.com/topic-233786086_54423764

https://vk.com/topic-233786088_54543764

https://vk.com/topic-233786087_55333706

https://vk.com/topic-233786085_53937212

https://vk.com/topic-233786090_55136521

https://vk.com/topic-233786086_54423763

https://vk.com/topic-233786088_54543763

https://vk.com/topic-233786087_55333705

https://vk.com/topic-233786085_53937211

https://vk.com/topic-233786090_55136520

https://vk.com/topic-233786086_54423762

https://vk.com/topic-233786088_54543762

https://vk.com/topic-233786087_55333704

https://vk.com/topic-233786085_53937210

https://vk.com/topic-233786090_55136519

https://vk.com/topic-233786086_54423761

https://vk.com/topic-233786088_54543761

https://vk.com/topic-233786087_55333701

https://vk.com/topic-233786085_53937209

https://vk.com/topic-233786090_55136517

https://vk.com/topic-233786086_54423759

https://vk.com/topic-233786088_54543758

https://vk.com/topic-233786085_53937206

https://vk.com/topic-233786090_55136516

https://vk.com/topic-233786086_54423758

https://vk.com/topic-233786087_55333700

https://vk.com/topic-233786088_54543754

https://vk.com/topic-233786090_55136515

https://vk.com/topic-233786086_54423756

https://vk.com/topic-233786087_55333699

https://vk.com/topic-233786085_53937204

https://vk.com/topic-233786088_54543752

https://vk.com/topic-233786090_55136514

https://vk.com/topic-233786086_54423755

https://vk.com/topic-233786087_55333698

https://vk.com/topic-233786085_53937203

https://vk.com/topic-233786088_54543751

https://vk.com/topic-233786090_55136512

https://vk.com/topic-233786086_54423754

https://vk.com/topic-233786087_55333697

https://vk.com/topic-233786088_54543750

https://vk.com/topic-233786085_53937202

https://vk.com/topic-233786090_55136511

https://vk.com/topic-233786086_54423753

https://vk.com/topic-233786087_55333695

https://vk.com/topic-233786088_54543749

https://vk.com/topic-233786085_53937201

https://vk.com/topic-233786090_55136510

https://vk.com/topic-233786086_54423752

https://vk.com/topic-233786087_55333693

https://vk.com/topic-233786086_54423751

https://vk.com/topic-233786085_53937200

https://vk.com/topic-233786090_55136509

https://vk.com/topic-233786088_54543748

https://vk.com/topic-233786087_55333692

https://vk.com/topic-233786086_54423750

https://vk.com/topic-233786085_53937199

https://vk.com/topic-233786090_55136508

https://vk.com/topic-233786088_54543747

https://vk.com/topic-233786087_55333690

https://vk.com/topic-233786086_54423749

https://vk.com/topic-233786090_55136507

https://vk.com/topic-233786088_54543746

https://vk.com/topic-233786087_55333689

https://vk.com/topic-233786085_53937198

https://vk.com/topic-233786086_54423748

https://vk.com/topic-233786090_55136506

https://vk.com/topic-233786088_54543744

https://vk.com/topic-233786087_55333688

https://vk.com/topic-233786085_53937197

https://vk.com/topic-233786086_54423747

https://vk.com/topic-233786090_55136505

https://vk.com/topic-233786088_54543743

https://vk.com/topic-233786085_53937196

https://vk.com/topic-233786087_55333687

https://vk.com/topic-233786086_54423746

https://vk.com/topic-233786090_55136504

https://vk.com/topic-233786088_54543742

https://vk.com/topic-233786085_53937195

https://vk.com/topic-233786087_55333686

https://vk.com/topic-233786086_54423745

https://vk.com/topic-233786090_55136502

https://vk.com/topic-233786088_54543741

https://vk.com/topic-233786085_53937194

https://vk.com/topic-233786087_55333684

https://vk.com/topic-233785454_54052972

https://vk.com/topic-233785458_54543736

https://vk.com/topic-233785456_54423732

https://vk.com/topic-233785453_54350399

https://vk.com/topic-233785452_54725883

https://vk.com/topic-233785454_54052971

https://vk.com/topic-233785458_54543734

https://vk.com/topic-233785456_54423731

https://vk.com/topic-233785453_54350398

https://vk.com/topic-233785452_54725882

https://vk.com/topic-233785454_54052970

https://vk.com/topic-233785458_54543733

https://vk.com/topic-233785456_54423730

https://vk.com/topic-233785453_54350396

https://vk.com/topic-233785452_54725881

https://vk.com/topic-233785454_54052969

https://vk.com/topic-233785458_54543732

https://vk.com/topic-233785456_54423729

https://vk.com/topic-233785453_54350395

https://vk.com/topic-233785452_54725880

https://vk.com/topic-233785454_54052967

https://vk.com/topic-233785458_54543731

https://vk.com/topic-233785456_54423728

https://vk.com/topic-233785453_54350394

https://vk.com/topic-233785452_54725879

https://vk.com/topic-233785454_54052966

https://vk.com/topic-233785458_54543730

https://vk.com/topic-233785456_54423727

https://vk.com/topic-233785453_54350393

https://vk.com/topic-233785452_54725878

https://vk.com/topic-233785454_54052965

https://vk.com/topic-233785458_54543729

https://vk.com/topic-233785456_54423726

https://vk.com/topic-233785453_54350392

https://vk.com/topic-233785452_54725877

https://vk.com/topic-233785454_54052964

https://vk.com/topic-233785458_54543728

https://vk.com/topic-233785456_54423725

https://vk.com/topic-233785453_54350391

https://vk.com/topic-233785452_54725876

https://vk.com/topic-233785454_54052963

https://vk.com/topic-233785458_54543727

https://vk.com/topic-233785456_54423724

https://vk.com/topic-233785453_54350390

https://vk.com/topic-233785452_54725875

https://vk.com/topic-233785454_54052962

https://vk.com/topic-233785458_54543726

https://vk.com/topic-233785456_54423723

https://vk.com/topic-233785453_54350388

https://vk.com/topic-233785452_54725874

https://vk.com/topic-233785454_54052961

https://vk.com/topic-233785458_54543725

https://vk.com/topic-233785456_54423722

https://vk.com/topic-233785453_54350386

https://vk.com/topic-233785452_54725873

https://vk.com/topic-233785454_54052960

https://vk.com/topic-233785458_54543724

https://vk.com/topic-233785456_54423721

https://vk.com/topic-233785453_54350385

https://vk.com/topic-233785452_54725871

https://vk.com/topic-233785454_54052959

https://vk.com/topic-233785458_54543723

https://vk.com/topic-233785456_54423720

https://vk.com/topic-233785453_54350384

https://vk.com/topic-233785452_54725870

https://vk.com/topic-233785454_54052958

https://vk.com/topic-233785458_54543722

https://vk.com/topic-233785456_54423719

https://vk.com/topic-233785453_54350383

https://vk.com/topic-233785452_54725869

https://vk.com/topic-233785454_54052957

https://vk.com/topic-233785458_54543721

https://vk.com/topic-233785456_54423718

https://vk.com/topic-233785453_54350382

https://vk.com/topic-233785452_54725868

https://vk.com/topic-233785454_54052956

https://vk.com/topic-233785458_54543720

https://vk.com/topic-233785456_54423717

https://vk.com/topic-233785453_54350380

https://vk.com/topic-233785452_54725867

https://vk.com/topic-233785454_54052955

https://vk.com/topic-233785458_54543719

https://vk.com/topic-233785456_54423715

https://vk.com/topic-233785453_54350379

https://vk.com/topic-233785452_54725866

https://vk.com/topic-233785454_54052954

https://vk.com/topic-233785458_54543718

https://vk.com/topic-233785456_54423714

https://vk.com/topic-233785453_54350378

https://vk.com/topic-233785452_54725865

https://vk.com/topic-233785454_54052953

https://vk.com/topic-233785458_54543717

https://vk.com/topic-233785456_54423713

https://vk.com/topic-233785453_54350377

https://vk.com/topic-233785452_54725864

https://vk.com/topic-233785454_54052952

https://vk.com/topic-233785458_54543716

https://vk.com/topic-233785456_54423711

https://vk.com/topic-233785453_54350376

https://vk.com/topic-233785452_54725863

https://vk.com/topic-233785454_54052951

https://vk.com/topic-233785458_54543715

https://vk.com/topic-233785456_54423710

https://vk.com/topic-233785453_54350375

https://vk.com/topic-233785452_54725862

https://vk.com/topic-233785454_54052950

https://vk.com/topic-233785458_54543714

https://vk.com/topic-233785456_54423709

https://vk.com/topic-233785453_54350373

https://vk.com/topic-233785452_54725861

https://vk.com/topic-233785454_54052949

https://vk.com/topic-233785458_54543713

https://vk.com/topic-233785456_54423707

https://vk.com/topic-233785453_54350372

https://vk.com/topic-233785452_54725860

https://vk.com/topic-233785454_54052948

https://vk.com/topic-233785458_54543712

https://vk.com/topic-233785456_54423706

https://vk.com/topic-233785453_54350371

https://vk.com/topic-233785452_54725858

https://vk.com/topic-233785454_54052947

https://vk.com/topic-233785458_54543711

https://vk.com/topic-233785456_54423705

https://vk.com/topic-233785453_54350370

https://vk.com/topic-233785452_54725857

https://vk.com/topic-233785454_54052946

https://vk.com/topic-233785458_54543710

https://vk.com/topic-233785456_54423704

https://vk.com/topic-233785453_54350369

https://vk.com/topic-233785452_54725856

https://vk.com/topic-233785454_54052944

https://vk.com/topic-233785458_54543709

https://vk.com/topic-233785456_54423703

https://vk.com/topic-233785453_54350367

https://vk.com/topic-233785452_54725855

https://vk.com/topic-233785454_54052943

https://vk.com/topic-233785458_54543705

https://vk.com/topic-233785456_54423702

https://vk.com/topic-233785453_54350366

https://vk.com/topic-233785452_54725854

https://vk.com/topic-233785454_54052941

https://vk.com/topic-233785458_54543703

https://vk.com/topic-233785456_54423701

https://vk.com/topic-233785453_54350365

https://vk.com/topic-233785452_54725852

https://vk.com/topic-233785454_54052939

https://vk.com/topic-233785458_54543702

https://vk.com/topic-233785456_54423698

https://vk.com/topic-233785453_54350363

https://vk.com/topic-233785452_54725851

https://vk.com/topic-233785454_54052938

https://vk.com/topic-233785458_54543700

https://vk.com/topic-233785456_54423696

https://vk.com/topic-233785453_54350362

https://vk.com/topic-233785452_54725850

https://vk.com/topic-233785454_54052937

https://vk.com/topic-233785458_54543699

https://vk.com/topic-233785456_54423695

https://vk.com/topic-233785453_54350361

https://vk.com/topic-233785452_54725849

https://vk.com/topic-233785454_54052936

https://vk.com/topic-233785458_54543698

https://vk.com/topic-233785456_54423693

https://vk.com/topic-233785453_54350360

https://vk.com/topic-233785452_54725848

https://vk.com/topic-233785454_54052935

https://vk.com/topic-233785458_54543697

https://vk.com/topic-233785456_54423692

https://vk.com/topic-233785453_54350359

https://vk.com/topic-233785452_54725847

https://vk.com/topic-233785454_54052934

https://vk.com/topic-233785458_54543696

https://vk.com/topic-233785456_54423691

https://vk.com/topic-233785453_54350358

https://vk.com/topic-233785452_54725846

https://vk.com/topic-233785454_54052932

https://vk.com/topic-233785458_54543695

https://vk.com/topic-233785456_54423689

https://vk.com/topic-233785453_54350356

https://vk.com/topic-233785452_54725844

https://vk.com/topic-233785454_54052930

https://vk.com/topic-233785458_54543694

https://vk.com/topic-233785456_54423687

https://vk.com/topic-233785453_54350355

https://vk.com/topic-233785452_54725843

https://vk.com/topic-233785454_54052929

https://vk.com/topic-233785458_54543693

https://vk.com/topic-233785456_54423686

https://vk.com/topic-233785453_54350354

https://vk.com/topic-233785452_54725842

https://vk.com/topic-233785454_54052928

https://vk.com/topic-233785458_54543692

https://vk.com/topic-233785456_54423685

https://vk.com/topic-233785453_54350353

https://vk.com/topic-233785452_54725841

https://vk.com/topic-233785454_54052927

https://vk.com/topic-233785458_54543691

https://vk.com/topic-233785456_54423683

https://vk.com/topic-233785453_54350352

https://vk.com/topic-233785452_54725840

https://vk.com/topic-233785454_54052925

https://vk.com/topic-233785458_54543690

https://vk.com/topic-233785456_54423682

https://vk.com/topic-233785453_54350351

https://vk.com/topic-233785452_54725839

https://vk.com/topic-233785454_54052923

https://vk.com/topic-233785458_54543689

https://vk.com/topic-233785456_54423681

https://vk.com/topic-233785453_54350350

https://vk.com/topic-233785452_54725837

https://vk.com/topic-233785454_54052922

https://vk.com/topic-233785458_54543688

https://vk.com/topic-233785456_54423680

https://vk.com/topic-233785453_54350347

https://vk.com/topic-233785452_54725834

https://vk.com/topic-233785454_54052921

https://vk.com/topic-233785458_54543687

https://vk.com/topic-233785456_54423679

https://vk.com/topic-233785453_54350345

https://vk.com/topic-233785452_54725833

https://vk.com/topic-233785454_54052920

https://vk.com/topic-233785458_54543686

https://vk.com/topic-233785456_54423678

https://vk.com/topic-233785453_54350344

https://vk.com/topic-233785452_54725831

https://vk.com/topic-233785454_54052919

https://vk.com/topic-233785458_54543685

https://vk.com/topic-233785456_54423677

https://vk.com/topic-233785453_54350343

https://vk.com/topic-233785452_54725830

https://vk.com/topic-233785454_54052918

https://vk.com/topic-233785458_54543684

https://vk.com/topic-233785456_54423676

https://vk.com/topic-233785453_54350342

https://vk.com/topic-233785452_54725829

https://vk.com/topic-233785454_54052917

https://vk.com/topic-233785458_54543683

https://vk.com/topic-233785456_54423675

https://vk.com/topic-233785453_54350341

https://vk.com/topic-233785452_54725828

https://vk.com/topic-233785454_54052916

https://vk.com/topic-233785458_54543682

https://vk.com/topic-233785456_54423674

https://vk.com/topic-233785453_54350340

https://vk.com/topic-233785452_54725827

https://vk.com/topic-233785454_54052915

https://vk.com/topic-233785458_54543680

https://vk.com/topic-233785456_54423673

https://vk.com/topic-233785453_54350339

https://vk.com/topic-233785452_54725826

https://vk.com/topic-233784883_54350331

https://vk.com/topic-233784882_54725822

https://vk.com/topic-233784885_53937180

https://vk.com/topic-233784884_54052909

https://vk.com/topic-233784883_54350330

https://vk.com/topic-233784882_54725821

https://vk.com/topic-233784885_53937179

https://vk.com/topic-233784884_54052908

https://vk.com/topic-233784883_54350329

https://vk.com/topic-233784882_54725820

https://vk.com/topic-233784885_53937178

https://vk.com/topic-233784884_54052907

https://vk.com/topic-233784883_54350327

https://vk.com/topic-233784882_54725819

https://vk.com/topic-233784885_53937177

https://vk.com/topic-233784884_54052906

https://vk.com/topic-233784883_54350326

https://vk.com/topic-233784882_54725818

https://vk.com/topic-233784885_53937175

https://vk.com/topic-233784884_54052905

https://vk.com/topic-233784883_54350325

https://vk.com/topic-233784882_54725817

https://vk.com/topic-233784885_53937174

https://vk.com/topic-233784884_54052904

https://vk.com/topic-233784883_54350324

https://vk.com/topic-233784882_54725816

https://vk.com/topic-233784885_53937173

https://vk.com/topic-233784884_54052902

https://vk.com/topic-233784883_54350323

https://vk.com/topic-233784882_54725815

https://vk.com/topic-233784885_53937172

https://vk.com/topic-233784884_54052901

https://vk.com/topic-233784883_54350322

https://vk.com/topic-233784882_54725814

https://vk.com/topic-233784885_53937171

https://vk.com/topic-233784884_54052900

https://vk.com/topic-233784883_54350321

https://vk.com/topic-233784882_54725813

https://vk.com/topic-233784885_53937170

https://vk.com/topic-233784884_54052899

https://vk.com/topic-233784883_54350319

https://vk.com/topic-233784882_54725812

https://vk.com/topic-233784885_53937169

https://vk.com/topic-233784884_54052898

https://vk.com/topic-233784883_54350318

https://vk.com/topic-233784882_54725809

https://vk.com/topic-233784885_53937168

https://vk.com/topic-233784884_54052897

https://vk.com/topic-233784883_54350317

https://vk.com/topic-233784882_54725807

https://vk.com/topic-233784885_53937167

https://vk.com/topic-233784884_54052895

https://vk.com/topic-233784883_54350316

https://vk.com/topic-233784882_54725804

https://vk.com/topic-233784885_53937166

https://vk.com/topic-233784884_54052894

https://vk.com/topic-233784883_54350315

https://vk.com/topic-233784882_54725801

https://vk.com/topic-233784885_53937165

https://vk.com/topic-233784884_54052893

https://vk.com/topic-233784883_54350314

https://vk.com/topic-233784882_54725800

https://vk.com/topic-233784885_53937164

https://vk.com/topic-233784884_54052892

https://vk.com/topic-233784883_54350313

https://vk.com/topic-233784882_54725798

https://vk.com/topic-233784885_53937163

https://vk.com/topic-233784884_54052891

https://vk.com/topic-233784883_54350311

https://vk.com/topic-233784882_54725797

https://vk.com/topic-233784885_53937162

https://vk.com/topic-233784884_54052890

https://vk.com/topic-233784883_54350310

https://vk.com/topic-233784882_54725796

https://vk.com/topic-233784885_53937161

https://vk.com/topic-233784884_54052888

https://vk.com/topic-233784883_54350309

https://vk.com/topic-233784882_54725795

https://vk.com/topic-233784885_53937160

https://vk.com/topic-233784884_54052887

https://vk.com/topic-233784883_54350308

https://vk.com/topic-233784882_54725794

https://vk.com/topic-233784884_54052886

https://vk.com/topic-233784885_53937159

https://vk.com/topic-233784883_54350307

https://vk.com/topic-233784882_54725793

https://vk.com/topic-233784884_54052885

https://vk.com/topic-233784885_53937158

https://vk.com/topic-233784883_54350305

https://vk.com/topic-233784882_54725792

https://vk.com/topic-233784884_54052884

https://vk.com/topic-233784885_53937157

https://vk.com/topic-233784883_54350304

https://vk.com/topic-233784882_54725791

https://vk.com/topic-233784884_54052883

https://vk.com/topic-233784885_53937156

https://vk.com/topic-233784883_54350302

https://vk.com/topic-233784882_54725790

https://vk.com/topic-233784884_54052882

https://vk.com/topic-233784885_53937154

https://vk.com/topic-233784883_54350301

https://vk.com/topic-233784882_54725789

https://vk.com/topic-233784884_54052881

https://vk.com/topic-233784885_53937153

https://vk.com/topic-233784883_54350300

https://vk.com/topic-233784882_54725788

https://vk.com/topic-233784884_54052880

https://vk.com/topic-233784885_53937152

https://vk.com/topic-233784883_54350299

https://vk.com/topic-233784882_54725787

https://vk.com/topic-233784884_54052879

https://vk.com/topic-233784885_53937151

https://vk.com/topic-233784883_54350298

https://vk.com/topic-233784882_54725786

https://vk.com/topic-233784884_54052878

https://vk.com/topic-233784885_53937150

https://vk.com/topic-233784883_54350297

https://vk.com/topic-233784882_54725785

https://vk.com/topic-233784884_54052877

https://vk.com/topic-233784885_53937149

https://vk.com/topic-233784883_54350296

https://vk.com/topic-233784882_54725784

https://vk.com/topic-233784884_54052876

https://vk.com/topic-233784885_53937148

https://vk.com/topic-233784883_54350295

https://vk.com/topic-233784882_54725782

https://vk.com/topic-233784884_54052875

https://vk.com/topic-233784885_53937147

https://vk.com/topic-233784883_54350293

https://vk.com/topic-233784882_54725781

https://vk.com/topic-233784884_54052874

https://vk.com/topic-233784885_53937146

https://vk.com/topic-233784883_54350291

https://vk.com/topic-233784882_54725780

https://vk.com/topic-233784884_54052872

https://vk.com/topic-233784885_53937145

https://vk.com/topic-233784883_54350290

https://vk.com/topic-233784882_54725779

https://vk.com/topic-233784884_54052871

https://vk.com/topic-233784885_53937144

https://vk.com/topic-233784883_54350289

https://vk.com/topic-233784882_54725778

https://vk.com/topic-233784884_54052870

https://vk.com/topic-233784885_53937143

https://vk.com/topic-233784883_54350288

https://vk.com/topic-233784884_54052869

https://vk.com/topic-233784882_54725777

https://vk.com/topic-233784885_53937142

https://vk.com/topic-233784883_54350286

https://vk.com/topic-233784884_54052868

https://vk.com/topic-233784885_53937141

https://vk.com/topic-233784882_54725775

https://vk.com/topic-233784883_54350284

https://vk.com/topic-233784884_54052867

https://vk.com/topic-233784885_53937140

https://vk.com/topic-233784882_54725774

https://vk.com/topic-233784883_54350281

https://vk.com/topic-233784884_54052866

https://vk.com/topic-233784885_53937139

https://vk.com/topic-233784882_54725773

https://vk.com/topic-233784883_54350280

https://vk.com/topic-233784884_54052865

https://vk.com/topic-233784882_54725772

https://vk.com/topic-233784885_53937138

https://vk.com/topic-233784883_54350279

https://vk.com/topic-233784884_54052864

https://vk.com/topic-233784885_53937137

https://vk.com/topic-233784882_54725770

https://vk.com/topic-233784883_54350278

https://vk.com/topic-233784884_54052863

https://vk.com/topic-233784882_54725769

https://vk.com/topic-233784885_53937135

https://vk.com/topic-233784883_54350277

https://vk.com/topic-233784884_54052862

https://vk.com/topic-233784885_53937134

https://vk.com/topic-233784882_54725768

https://vk.com/topic-233784883_54350276

https://vk.com/topic-233784884_54052860

https://vk.com/topic-233784885_53937133

https://vk.com/topic-233784882_54725767

https://vk.com/topic-233784883_54350275

https://vk.com/topic-233784886_54423660

https://vk.com/topic-233784884_54052859

https://vk.com/topic-233784885_53937132

https://vk.com/topic-233784882_54725766

https://vk.com/topic-233784883_54350274

https://vk.com/topic-233784886_54423659

https://vk.com/topic-233784884_54052858

https://vk.com/topic-233784885_53937131

https://vk.com/topic-233784882_54725765

https://vk.com/topic-233784883_54350272

https://vk.com/topic-233784886_54423658

https://vk.com/topic-233784884_54052857

https://vk.com/topic-233784885_53937130

https://vk.com/topic-233784882_54725764

https://vk.com/topic-233784883_54350271

https://vk.com/topic-233784886_54423656

https://vk.com/topic-233784884_54052856

https://vk.com/topic-233784885_53937129

https://vk.com/topic-233784882_54725763

https://vk.com/topic-233784883_54350270

https://vk.com/topic-233784886_54423655

https://vk.com/topic-233784884_54052855

https://vk.com/topic-233784885_53937128

https://vk.com/topic-233784882_54725762

https://vk.com/topic-233784853_54350269

https://vk.com/topic-233784852_54725759

https://vk.com/topic-233784850_55136429

https://vk.com/topic-233784849_54761148

https://vk.com/topic-233784848_54543658

总结

这些特性单独看都不算特别亮眼，也不是那种能拿出去炫耀的东西。但是整洁的代码不是靠引入大型框架写出来的，而是日常编码习惯积累出来的。Python 3.14 提供的这些改进就属于这类，用多了之后会慢慢内化成习惯。

这 10 个特性看着不起眼，但在几十个脚本里用起来之后：调试时间少了，代码审查快了，运行也更稳定了，而且这些改善基本不需要额外的工作量。

代码库想变得更轻量、更好维护，升级到 Python 3.14 是个不错的选择。凌晨两点调试代码的时候，会感谢做出这个决定的自己。