Lesson 1 official topic

[AllenK (Allen Kamp)]

Sounds like ‘GPU’ is not selected. See this thread for my note on how to select it.

`learn.fine_tune(1)` Chapter 1 - takes forever

I ran this block of code on Colab from the Book(01_intro.ipynb) from fastai.vision.all import * path = untar_data(URLs.PETS)/'images' def is_cat(x): return x[0].isupper() dls = ImageDataLoaders.from_name_func( path, get_image_files(path), valid_pct=0.2, seed=42, label_func=is_cat, item_tfms=Resize(224)) learn = vision_learner(dls, resnet34, metrics=error_rate) learn.fine_tune(1) And the line **learn.fine_tune(1)** , just takes forever. It took 57 mins total to fine-tune (though down…