March 2026
Intermediate
504 pages
11h 26m
Korean
Content preview from 파이토치로 배우는 LLM & AI
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133
4
장
파이토치 데이터셋
train_loader = DataLoader(train_dataset, batch_size=32, shuffle=True)
val_loader = DataLoader(val_dataset, batch_size=32, shuffle=True)
이것이 코드로 구현된
ETL
패턴입니다!
코드는 (
T
에 해당하는)
train
_
transform
을 정의하는 것으로 시작하지만, 실제 작동 코드는
# 데이터셋 로드
주석 아래에서 시작됩니다. 여기를 자세히 살펴보면
ImageFolder
를 사용
해 디스크에 저장된 데이터를 추출하고 있습니다.
그다음 데이터가 추출될 때 앞서 정의한 변환이 적용됩니다.
그리고
# 데이터 로더
주석 다음에 정의한
train
_
loader
와
val
_
loader
를 사용해 데이터를
로드합니다. 엄밀히 말하면, 실제 로딩은 훈련 루프를 실행해 데이터 로더에서 데이터를 가져
올 때까지 일어나지 않습니다.
이런 프로세스를 사용하면 데이터 파이프라인이 데이터나 모델 구조의 변화에 덜 민감하도록
만들 수 있습니다. 이런 방식으로 데이터를 추출하는 구조는 메모리에 들어갈 만큼 작은 데이
터이거나 한 대의 머신에 담을 수 없는 큰 데이터이거나 데이터의 크기와는 상관없이 동일합니
다. 변환을 위한
API
도 일관성이 있기 때문에 데이터 소스와는 ...
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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.