Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
HTTP API & Python
Search
Milan Cermak
February 20, 2013
Programming
3
270
HTTP API & Python
Slides from my talk at Brno and Prague Python user group meetups on HTTP/REST APIs.
Milan Cermak
February 20, 2013
Tweet
Share
More Decks by Milan Cermak
See All by Milan Cermak
Building a CI/CD pipeline on AWS
milancermak
0
5.6k
Designing mobile friendly APIs
milancermak
0
110
Programování pro iOS z pohledu pythonistu
milancermak
0
270
Prečo povedať nie SQL
milancermak
1
130
Other Decks in Programming
See All in Programming
AIコーディングAgentとの向き合い方
eycjur
0
250
プロポーザル駆動学習 / Proposal-Driven Learning
mackey0225
2
460
フロントエンドのmonorepo化と責務分離のリアーキテクト
kajitack
2
160
2025 年のコーディングエージェントの現在地とエンジニアの仕事の変化について
azukiazusa1
17
7.6k
Microsoft Orleans, Daprのアクターモデルを使い効率的に開発、デプロイを行うためのSekibanの試行錯誤 / Sekiban: Exploring Efficient Development and Deployment with Microsoft Orleans and Dapr Actor Models
tomohisa
0
230
AWS発のAIエディタKiroを使ってみた
iriikeita
1
150
コンテキストエンジニアリング Cursor編
kinopeee
1
750
【第4回】関東Kaggler会「Kaggleは執筆に役立つ」
mipypf
0
1k
tool ディレクティブを導入してみた感想
sgash708
1
160
開発チーム・開発組織の設計改善スキルの向上
masuda220
PRO
18
9.7k
Design Foundational Data Engineering Observability
sucitw
2
150
AIを活用し、今後に備えるための技術知識 / Basic Knowledge to Utilize AI
kishida
19
4.6k
Featured
See All Featured
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
Helping Users Find Their Own Way: Creating Modern Search Experiences
danielanewman
29
2.8k
The Pragmatic Product Professional
lauravandoore
36
6.8k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
29
1.9k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
34
6k
A Modern Web Designer's Workflow
chriscoyier
696
190k
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.6k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
185
54k
Building a Modern Day E-commerce SEO Strategy
aleyda
43
7.5k
GraphQLとの向き合い方2022年版
quramy
49
14k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
sstephenson
161
15k
Transcript
HTTP API & Py Milan Čermák Pyvo Praha, 20. 2.
2013 Wednesday, February 20, 13
What makes a good API? Wednesday, February 20, 13
Wednesday, February 20, 13
Consistency Wednesday, February 20, 13
Consistency Predictability Wednesday, February 20, 13
Consistency Predictability Adherence to standards Wednesday, February 20, 13
Consistency Predictability Adherence to standards Great documentation Wednesday, February 20,
13
Why HTTP? Wednesday, February 20, 13
"While HTTP isn’t always the best answer, it’s a damn
fine first guess." Coda Hale Wednesday, February 20, 13
Benefits of HTTP Wednesday, February 20, 13
Benefits of HTTP The most widespread application protocol Wednesday, February
20, 13
Benefits of HTTP The most widespread application protocol Statelessness Wednesday,
February 20, 13
Benefits of HTTP The most widespread application protocol Statelessness Optional
caching Wednesday, February 20, 13
Benefits of HTTP The most widespread application protocol Statelessness Optional
caching Promotes layered infrastructure Wednesday, February 20, 13
Benefits of HTTP The most widespread application protocol Statelessness Optional
caching Promotes layered infrastructure etc. Wednesday, February 20, 13
Limitations of HTTP Wednesday, February 20, 13
Limitations of HTTP Authorization Wednesday, February 20, 13
Limitations of HTTP Authorization Statelessness Wednesday, February 20, 13
Limitations of HTTP Authorization Statelessness Verbosity Wednesday, February 20, 13
Limitations of HTTP Authorization Statelessness Verbosity Crippled parallelism Wednesday, February
20, 13
"REST" if protocol.startswith("http") else "you're doing it wrong" Wednesday, February
20, 13
Set of architectural constraints Wednesday, February 20, 13
Set of architectural constraints Client-server Wednesday, February 20, 13
Set of architectural constraints Client-server Stateless Wednesday, February 20, 13
Set of architectural constraints Client-server Stateless Cacheable Wednesday, February 20,
13
Set of architectural constraints Client-server Stateless Cacheable Layered Wednesday, February
20, 13
Set of architectural constraints Client-server Stateless Cacheable Layered Uniform interface
* Wednesday, February 20, 13
How can Python help? Wednesday, February 20, 13
OOP Wednesday, February 20, 13
OOP URI ~ Class handler mapping Wednesday, February 20, 13
import handlers urls = [(r"/user", handlers.users.NewUser), (r"/user/(\d+)", handlers.users.User)] class User(handler.base.BaseHandler):
def delete(self, user_id): pass def get(self, user_id): pass def post(self, user_id): pass Wednesday, February 20, 13
class UserValidatorMixin(object): def check_user_data(self, user_dict): pass class User(handler.base.BaseHandler, UserValidatorMixin): def
post(self, user_id): new_user = self.get_argument(“user”) if not self.check_user_data(new_user): return self.http_error(400, “Invalid data”) Wednesday, February 20, 13
Middleware Wednesday, February 20, 13
Wednesday, February 20, 13
Extending JSONEncoder Wednesday, February 20, 13
import json class AppJSONEncoder(json.JSONEncoder): def default(self, obj): if isinstance(obj, User):
return {"name": obj.name, "height": obj.height, "cash": obj.get_bank_account_balance()} return json.JSONEncoder.default(self, obj) user = User("1337") json.dumps(user, cls=AppJSONEncoder) Wednesday, February 20, 13
What about mobile? Wednesday, February 20, 13
Compression of HTTP bodies GET /user/1337 HTTP/1.1 Host: api.napyvo.io Accept-Encoding:
gzip, identity Wednesday, February 20, 13
Compression of HTTP bodies HTTP/1.1 200 OK Content-Encoding: gzip Content-Type:
application/json; charset=utf-8 Wednesday, February 20, 13
Compression of HTTP bodies POST /user HTTP/1.1 Host: api.napyvo.io Content-Encoding:
gzip Content-Type: application/json [gzipped representation of a user] Wednesday, February 20, 13
Caching Cache-Control: max-age=3600 Expires: Thu, 31 Jan 2013 22:00:00 GMT
<- Last-Modified: Thu, 31 Jan 2013 18:30:00 GMT -> If-Modified-Since: Wed, 30 Jan 2013 13:37:00 GMT ETag: foo If-None-Match: foo Wednesday, February 20, 13
Partial resources Wednesday, February 20, 13
GET /car/9 {"car": { "color": "red", "passengers": [ {"href": "/user/1337",
"rel": "self"}] } } Wednesday, February 20, 13
GET /car/9?zoom=passengers {"car": { "color": "red", "passengers": [ {"href": "/user/1337",
"rel": "self", "name": "Milan", "drink": "beer", "skills": ["python", "http"], }] } } Wednesday, February 20, 13
The promise of Hypermedia Wednesday, February 20, 13
Hypermedia as the engine of application state Wednesday, February 20,
13
Q & A Wednesday, February 20, 13