December 2017
Beginner
624 pages
15h 38m
Korean
Content preview from Head First Python, 개정판 : 스스로 질문하며 답을 찾는 파이썬 학습서(Python 3)
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266 Chapter 5
데이터는 어디에?
플라스크로 HTML 폼 데이터 접근하기
웹앱에서
‘
Method
Not
Allowed
’
에러는 사라졌습니다. 하지만 결과로 항상 같은
u
,
e
, 콤마,
i
,
r
을 포함하는 집합이 반환됩니다. /
search4
URL
에 접근했을 때 실행되는
코드를 다시 살펴보면 그 이유를 알 수 있습니다. 즉,
phrase
와
letters
의 값이
함수 내에 하드코딩되어 있습니다.
...
@app.route('/search4', methods=['POST'])
def do_search() -> str:
return str(search4letters('life, the universe, and everything', 'eiru,!'))
...
HTML 폼에 어떤 데이터를
입력해도 코드는 항상
하드코딩된 이 값을 사용해요.
HTML
폼은 데이터를 웹 서버로
POST
방식으로 전송합니다. 전송된 데이터를
처리하려면 전송된 데이터를 받아 작업을 수행하도록 웹앱 코드를 바꿔야 합니다.
플라스크는
POST
로 전송된 데이터에 쉽게 접근할 수 있도록
request
라는 내장
객체를 제공합니다.
request
객체는 브라우저에서 전송한 폼 데이터에 접근할
수 있도록
form
이라는 딕셔너리 속성을 제공합니다. 다른 파이썬의 딕셔너리와
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.