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
260

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
43k
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
41
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
44

Other Decks in Education

See All in Education
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
210
高校におけるプログラミング教育を考える
Avatar for Naoki Kato naokikato
PRO
0
140
2025年度春学期　統計学　第11回　分布の「型」を考える ー 確率分布モデルと正規分布 (2025. 6. 19)
Avatar for Akira Asano akiraasano
PRO
0
160
自己紹介 / who-am-i
Avatar for Yohei Yasukawa yasulab
PRO
3
5.3k
データ分析
Avatar for リスナビ takenawa
0
14k
生態系ウォーズ　- ルールブック
Avatar for yui itoshima yui_itoshima
1
240
AIの時代こそ、考える知的学習術
Avatar for YUM3 yum3
2
190
実務プログラム
Avatar for リスナビ takenawa
0
14k
Sponsor the Conference | VizChitra 2025
Avatar for VizChitra vizchitra
0
610
Alumnote inc. Company Deck
Avatar for Alumnote yukinumata
0
1.5k
ARアプリを活用した防災まち歩きデータ作成ハンズオン
Avatar for daisuke nro2daisuke
0
150
20250625_なんでもCopilot 一年の振り返り
Avatar for ponponmikan ponponmikankan
0
330

Featured

See All Featured
Let's Do A Bunch of Simple Stuff to Make Websites Faster
Avatar for Chris Coyier chriscoyier
507
140k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
Avatar for Kevin Liebholz kevinliebholz
34
6k
Optimizing for Happiness
Avatar for Tom Preston-Werner mojombo
379
70k
Testing 201, or: Great Expectations
Avatar for Joseph Mastey jmmastey
45
7.6k
The Invisible Side of Design
Avatar for Vitaly Friedman smashingmag
301
51k
Keith and Marios Guide to Fast Websites
Avatar for Keith Pitt keithpitt
411
22k
Building a Scalable Design System with Sketch
Avatar for Laura Van Doore lauravandoore
462
33k
Cheating the UX When There Is Nothing More to Optimize - PixelPioneers
Avatar for Stéphanie Walter stephaniewalter
283
13k
Documentation Writing (for coders)
Avatar for Carmen Chung carmenintech
73
5k
A better future with KSS
Avatar for Kyle Neath kneath
239
17k
Sharpening the Axe: The Primacy of Toolmaking
Avatar for Bryan Cantrill bcantrill
44
2.4k
Dealing with People You Can't Stand - Big Design 2015
Avatar for Cassini Nazir cassininazir
367
26k

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": ^^^^^^^^^ !