Attrs, Pydantic, or Python Data Classes?
About
No channel description available.
Latest Posts
Video Description
💡 Learn how to design great software in 7 steps: https://arjan.codes/designguide. Data classes are a valuable tool in the Python programmer's toolkit. Despite their usefulness (I do like them a lot!), they do have limitations. In this video, I compare dataclasses with two alternative options, attrs and Pydantic, to help you decide which one to use in your code. GitHub repository here: https://github.com/ArjanCodes/2023-attrs. 🎓 ArjanCodes Courses: https://www.arjancodes.com/courses. 💬 Join my Discord server: https://discord.arjan.codes. ⌨️ Keyboard I’m using: https://amzn.to/49YM97v. 🔖 Chapters: 0:00 Intro 1:34 Example explanation 4:20 Comparison 7:07 Attribute validation 11:26 Pros and cons dataclasses 13:00 Pros and cons attrs 14:14 Pros and cons Pydantic 15:58 Final thoughts 16:42 Outro #arjancodes #softwaredesign #python
Upgrade Your iPhone Experience
AI-recommended products based on this video

BASESAILOR iPhone 16 16e Car Charger Adapter 3Pack,USB to USBC Connector Type C Female to A Male Cable Converter for iPhone 15 14 Pro Max Plus,Apple Watch 10,Airpods 4,iPad mini 7,Samsung Galaxy S25

URVNS 240W USB C Car Charger, Super Fast Charging 4-Ports PD3.1 140W/PD3.0 100W PPS 45W QC65W Type-C Car Adapter for MacBook Pro Laptop iPhone 15 14 Max iPad Samsung Galaxy S24/23/22 Pixel etc

UGREEN 130W Car Charger USB C Fast Charger PD3.0 QC4.0 PPS Fast Charging Car Adapter with 100W USB C Cable Compatible with Dell XPS, MacBook, iPhone 16 15 14 Pro Max, Galaxy S25 S24 Ultra, iPad Pro
![VANMASS [85+LBS Strongest Suction & Clip] 2025 Upgrade Car Phone Holder [Patent & Safety Certs] Cell Phone Mount Truck Stand for Dashboard Windshield Vent for iPhone 16 Pro Max 15 14 13 12 Samsung](https://m.media-amazon.com/images/I/71bHSP1cRkL._AC_UL960_FMwebp_QL65_.jpg)
VANMASS [85+LBS Strongest Suction & Clip] 2025 Upgrade Car Phone Holder [Patent & Safety Certs] Cell Phone Mount Truck Stand for Dashboard Windshield Vent for iPhone 16 Pro Max 15 14 13 12 Samsung

Magnetic Wireless Charger for iPhone - 3 in 1 Mag-Safe Charging Station for Multiple Devices Apple - Charger Stand Dock for Apple Watch iPhone 16 15 14 13 12 Pro Max Plus Airpods

4-in-1 Wireless Magnetic Power Bank 10800mAh Portable Charger with iWatch Charger, QC4.0+20W PD Fast Charging USB C Battery Pack for Magsafe, iPhone 16/15/14/13/12 Series, Apple Watch etc. (White)

eazpower for Magsafe Power Bank 10000mAh, Magnetic Battery Pack Wireless, 20W PD Fast Charging, Compact Portable Charger with Built-in Cables and Stand for iPhone 16/15/14/13/12/ Apple Watch/Airpods

soundcore P31i by Anker, Real-Time Adaptive Noise Cancelling, Hi-Res Sound, Translation Earbuds, 50H Playtime, Wireless Earbuds, Bluetooth Earphones, Spatial Audio, Fast Charging, IP55 ClimatePartner certified

OHLPRO Tablet Holder for Car, iPad Holder for Car Air Vent Mount, Universal Dashboard Windshield 2-in-1 Cradle TPU Suction Sticky Gel for iPad/iPad mini Samsung Galaxy Size 6"- 10.5" iPad Car Holder

Magnetic Car Mount Air Vent Cell Phone Holder, Universal Vehicle Dash Dashboard Ac Airvent Cellphone Magic Stand with Clip Hook, for iPhone 16 15 Samsung Lenovo Google etc

AINOPE Phone Holder for Car Vent 2025 Gravity Air Vent Car Phone Holder Mount for iPhone 17 Pro Max Vent Clip Hand Free Cell Phone Car Mount for iPhone Air 17 16 Pro Max Samsung S25 Car Accesorries
![Miracase Car Phone Mount, [2025 Upgraded Strong Military Grade Suction Cup] Long Arm Phone Holder for Car Dashboard Windshield Vent, Hands Free Cell Phone Holder Compatible with All Mobile Phones Global Recycled Standard](https://m.media-amazon.com/images/I/81oehGW5OLL._AC_UL960_FMwebp_QL65_.jpg)
Miracase Car Phone Mount, [2025 Upgraded Strong Military Grade Suction Cup] Long Arm Phone Holder for Car Dashboard Windshield Vent, Hands Free Cell Phone Holder Compatible with All Mobile Phones Global Recycled Standard
![Spigen Case for Galaxy S25 Case, Tough Armor (Ai) MagFit [Wireless Charging] Compatible with MagSafe - Black](https://m.media-amazon.com/images/I/71dL2NiwINL._AC_UL960_FMwebp_QL65_.jpg)
Spigen Case for Galaxy S25 Case, Tough Armor (Ai) MagFit [Wireless Charging] Compatible with MagSafe - Black

Spigen Case for iPhone 16 Case, Tough Armor Designed for Apple iPhone 16 - Black
![Spigen Case for iPhone 16 Pro Case, Tough Armor [MagFit] Compatible with MagSafe - Black](https://m.media-amazon.com/images/I/61rMnLID99L._AC_UL960_FMwebp_QL65_.jpg)
Spigen Case for iPhone 16 Pro Case, Tough Armor [MagFit] Compatible with MagSafe - Black
![Spigen Case for iPhone 16 Plus Case, Tough Armor (AI) [MagFit] Compatible with MagSafe - Black](https://m.media-amazon.com/images/I/61Ygh697e4L._AC_UL960_FMwebp_QL65_.jpg)
Spigen Case for iPhone 16 Plus Case, Tough Armor (AI) [MagFit] Compatible with MagSafe - Black

Apple AirPods Pro 2 Wireless Earbuds, Bluetooth Headphones, Active Noise Cancellation, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging

3 in 1 Charging Station for iPhone, Wireless Charger for iPhone 16 15 14 13 12 11 X Pro Max & Apple Watch - Charging Stand Dock for AirPods Global Recycled Standard

3 in 1 Charging Station for iPhone, Wireless Charger for iPhone 16 15 14 13 12 11 X Pro Max & Apple Watch - Charging Stand Dock for AirPods (Blue) Global Recycled Standard
![iPhone 16 15 Charger [Apple MFi Certified] 2 Pack USB C Wall Charger Block 6FT USB C to Type C Cable Compatible with iPhone 16 15 Pro Max,16e, AirPods Pr, iPad Pro12.9/11, Samsung/Android Phones](https://m.media-amazon.com/images/I/51GjkZn3ACL._AC_UL960_FMwebp_QL65_.jpg)
iPhone 16 15 Charger [Apple MFi Certified] 2 Pack USB C Wall Charger Block 6FT USB C to Type C Cable Compatible with iPhone 16 15 Pro Max,16e, AirPods Pr, iPad Pro12.9/11, Samsung/Android Phones

Apple AirPods Pro 2 Wireless Earbuds, Bluetooth Headphones, Active Noise Cancellation, Transparency, Personalized Spatial Audio, High-Fidelity Sound, H2 Chip, USB-C Charging

USB C Headphones for iPhone 17/16/16e/15 Pro Max/Plus, Type C Earbuds Wired Earphones (Microphone & Remote Control) Noise Cancelling for lPad Pro, Galaxy S23/S22/S21/S20

USB C Headphones for iPhone 17/16/16e/15 Pro Max/Plus, Type C Earbuds Wired Earphones (Microphone & Remote Control) Noise Cancelling for lPad Pro, Galaxy S23/S22/S21/S20/Ultra Note10/20, Pixel

Google Pixel Buds Pro 2 - Noise Canceling Earbuds - Up to 31 Hour Battery Life with Charging Case - Bluetooth Headphones - Compatible with Android - Hazel
![Anker USB C Cable, [2-Pack, 6 ft] Type C Charger Premium Nylon USB Cable, USB A to Type C Charging Cable Fast Charge for Samsung Galaxy S10 S10+ / Note 8, LG V20 and Other USB C Charger (Black)](https://m.media-amazon.com/images/I/71N7xhCJnoL._AC_UL960_FMwebp_QL65_.jpg)
Anker USB C Cable, [2-Pack, 6 ft] Type C Charger Premium Nylon USB Cable, USB A to Type C Charging Cable Fast Charge for Samsung Galaxy S10 S10+ / Note 8, LG V20 and Other USB C Charger (Black)

ESR for iPhone 14 Pro Screen Protector, Tempered Glass with Easy Installation Frame, Military-Grade Protection, Ultra Tough, Scratch Resistant, 3 Pack

3-Pack, XunyLyee Screen Protector for iPhone 13/13 Pro/iPhone 14/ iPhone 16e 2025 6.1 Inch Tempered Glass Film Bubble Free

JETech Full Coverage Screen Protector for iPhone 16e 2025, iPhone 14 6.1-Inch, 9H Tempered Glass Film Case-Friendly, HD Clear, 3-Pack
![[3+3 Pack] iVoler Tempered Glass for iPhone 14 6.1 inch [3 Pack] with [3 Pack] Camera Lens Screen Protector with [Alignment Frame], Anti-Scratch Case Friendly Transparent HD Clear Film](https://m.media-amazon.com/images/I/71T+6AsLVKL._AC_UL960_FMwebp_QL65_.jpg)



















