December 2017
Beginner
624 pages
15h 38m
Korean
Content preview from Head First Python, 개정판 : 스스로 질문하며 답을 찾는 파이썬 학습서(Python 3)
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
지금 여기예요
4
589
부록 c: 우리가 다루지 않은 열 가지 인기 항목
10. 디버그, 디버그, 디버그
어떤 문제가 생겼을 때 대부분의 파이썬 프로그래머는 코드에
print
호출을 추가해서
문제를 해결할 겁니다. 이는 어느 정도 사실입니다.
print
호출은 널리 사용되는 디버깅
기법이거든요.
>>>
프롬프트를 이용하는 방법도 있는데 정보를 추적하거나 브레이크포인트를 설정하는
등의 기능을 제외한 일반적인 디버깅 세션처럼 동작합니다.
>>>
가 파이썬 프로그래머에게
얼마나 유용한 기능을 제공하는지는 가늠조차 힘듭니다. 분명한 사실은 만약 미래 파이썬
릴리스에서 대화형 프롬프트가 사라진다면 정말 나쁜 일이 벌어질 것이라는 거죠.
코드가 예상대로 동작하지 않을 때
print
호출과
>>>
프롬프트를 총동원했다면 이제
마지막으로 파이썬의 내장 디버거
pdb
를 고려하세요.
운영체제의 터미널 창에서 직접
pdb
디버거를 실행할 수 있습니다. 다음은
myprog
.
py
라는 프로그램을 디버깅하는 명령입니다.
python3
-
m
pdb
myprog
.
py
>>>
프롬프트로
pdb
와 상호작용할 수도 있습니다. 우리가 상상할 수 있는
‘
세계 최고의
궁합
’
이 만나는 순간이죠.
pdb
사용 방법 등을 포함한 일반적인 디버거 명령과 관련한
자세한 내용은 파이썬 문서를 참고 ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.