NVIDIAGameWorks / NVIDIAGameWorks/kaolin
Running Kaolin demo tutorials in Google Colab
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Description
Hi!
I'm attempting to run Kaolin in Google Colab and I get to an error that says "num_views" is set to 0... I am suspecting that this is a directory error but I'm having trouble spotting how to fix it. Any help would be appreciated being that I'm new to Kaolin and getting my bearings using colab. Here is a link to the notebook producing the error.
`---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
in ()
7
8 dataloader = torch.utils.data.DataLoader(train_data, batch_size=batch_size,
----> 9 shuffle=True, pin_memory=True)
1 frames
/usr/local/lib/python3.7/dist-packages/torch/utils/data/sampler.py in init(self, data_source, replacement, num_samples, generator)
101 if not isinstance(self.num_samples, int) or self.num_samples <= 0:
102 raise ValueError("num_samples should be a positive integer "
--> 103 "value, but got num_samples={}".format(self.num_samples))
104
105 @property
`
https://colab.research.google.com/gist/gschian0/493c56c66eab3785f1c4be8eb00da89d/kaolin-setup-fix.ipynb
Thanks for any help in advance!!
Gennaro Schiano
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the linked Google Colab notebook, especially its setup and dataset-loading cells, and reproduce the DataLoader failure. Trace why the loaded dataset reports zero samples—the traceback shows num_samples=0—and confirm the training-data setup produces a positive sample count. Done means the demo runs past DataLoader creation in Colab.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python, pytorch
- Domain
- machine-learning
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100