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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지금 여기예요
4
181
구조화된 데이터
복잡한 자료구조의 데이터에 접근하기
people
딕셔너리에 테이블 전체를 저장했습니다. 원래 테이블의 모습을 다시 확인합시다.
Name Gender Occupation Home Planet
Ford Prefect Male Researcher Betelgeuse Seven
Arthur Dent Male Sandwich-Maker Earth
Tricia McMillan Female Mathematician Earth
Marvin Unknown Paranoid Android Unknown
Arthur
의 직업이 무엇이냐는 질문을 받았다면 먼저
Name
열에서
Arthur
의 이름을
확인한 다음 그 행에서
Occupation
열이 나올 때까지 데이터를 확인하면
‘
Sandwich
-
Maker
’
라는 직업을 찾을 수 있습니다.
딕셔너리의 딕셔너리로 이루어진
people
처럼 복잡한 자료구조에 접근할 때는 이런 절차를
이용합니다.
>>>
프롬프트에서 그 방법을 설명하겠습니다.
먼저
people
딕셔너리에서
Arthur
의 데이터를 찾아야 하는데 대괄호 안에
Arthur
의 키를
넣으면
Arthur
의 데이터를 찾을 수 있습니다.
>>> people['Arthur ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.