Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Forward References and Python 3 Type Hints

Avatar for Daniel Bader Daniel Bader
July 20, 2016
Education
0
250

Forward References and Python 3 Type Hints

Watch the full presentation here: https://www.youtube.com/watch?v=AJsrxBkV3kc
Avatar for Daniel Bader

Daniel Bader

July 20, 2016
Tweet

More Decks by Daniel Bader

See All by Daniel Bader
How to become a better developer (Mobify Engineering Meeting)
Avatar for Daniel Bader dbader
0
42k
Raspberry-Python-Pi for Hardware Hacking Fun!
Avatar for Daniel Bader dbader
2
210
ME'13 Presentation Slides
Avatar for Daniel Bader dbader
3
1.1k
Android Services
Avatar for Daniel Bader dbader
1
71
Ressourcenverwaltung in SWT
Avatar for Daniel Bader dbader
1
37
TDD Java Exercise
Avatar for Daniel Bader dbader
5
4.9k
A Framework for Remote Usability Evaluation on Mobile Devices
Avatar for Daniel Bader dbader
2
1.6k
Sketch 3D
Avatar for Daniel Bader dbader
1
43

Other Decks in Education

See All in Education
미국 교환학생 가서 무료 홈스테이 살면서 인턴 취업하기
Avatar for Seungmin 마량 maryang
0
100
諸外国の理科カリキュラムにおけるビッグアイデアの構造比較
Avatar for Daiki Nakamura arumakan
0
290
Tutorial: Foundations of Blind Source Separation and Its Advances in Spatial Self-Supervised Learning
Avatar for Yoshiaki Bando yoshipon
1
110
新卒研修に仕掛ける 学びのサイクル / Implementing Learning Cycles in New Graduate Training
Avatar for takashi takashi_toyosaki
1
130
SkimaTalk Teacher Guidelines Summary
Avatar for SkimaTalk skimatalk
0
780k
i-GIP 2025 中高生のみなさんへ資料
Avatar for i-GIP KYUSHU 202200
0
460
生成AI時代教育とICT支援員への期待
Avatar for Akihiko SHIRAI - 白井暁彦 o_ob
0
290
計算情報学研究室 （数理情報学第７研究室）紹介スライド (2025)
Avatar for Tomohiko Yokoyama tomonatu8
0
490
Implicit and Cross-Device Interaction - Lecture 10 - Next Generation User Interfaces (4018166FNR)
Avatar for Beat Signer signer
PRO
2
1.7k
Data Presentation - Lecture 5 - Information Visualisation (4019538FNR)
Avatar for Beat Signer signer
PRO
0
2.5k
Education-JAWS #3 ~教育現場に、AWSのチカラを~
Avatar for モブエンジニア masakiokuda
0
160
著作権と授業に関する出前講習会/dme-2025-05-01
Avatar for Takahiro Sumiya gnutar
0
200

Featured

See All Featured
Principles of Awesome APIs and How to Build Them.
Avatar for Keavy McMinn keavy
126
17k
Designing for humans not robots
Avatar for Tammie Lister tammielis
253
25k
The Art of Delivering Value - GDevCon NA Keynote
Avatar for David Neal reverentgeek
14
1.5k
Faster Mobile Websites
Avatar for Dean Hume deanohume
307
31k
StorybookのUI Testing Handbookを読んだ
Avatar for Shingo Yamazaki zakiyama
30
5.8k
Designing Experiences People Love
Avatar for Jonathan Moore moore
142
24k
Measuring & Analyzing Core Web Vitals
Avatar for Philip Tellis bluesmoon
7
480
Chrome DevTools: State of the Union 2024 - Debugging React & Beyond
Avatar for Addy Osmani addyosmani
6
690
Practical Tips for Bootstrapping Information Extraction Pipelines
Avatar for Matthew Honnibal honnibal
PRO
20
1.3k
The Art of Programming - Codeland 2020
Avatar for Erika Heidi erikaheidi
54
13k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
Avatar for mongodb mongodb
46
9.6k
Automating Front-end Workflow
Avatar for Addy Osmani addyosmani
1370
200k

Transcript

  1. Forward references and Python 3 type hints

  2. How would you type-hint this? class MyClass: def get_instance(self): return

    self

  3. class MyClass: def get_instance(self) -> MyClass: return self ⚡⚡⚡ NameError:

    name 'MyClass' is not defined

  4. ???

  5. PEP 484

  6. def get_instance(self) -> "MyClass": ^^^^^^^^^ !