stacking many tensors hits recursion limit
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Description
from tinygrad import Tensor, Device
Device.DEFAULT="CPU"
tensors = [Tensor.empty(28,28) for _ in range(6131)]
Tensor.stack(*tensors).realize()
failed with RecursionError: maximum recursion depth exceeded while calling a Python object
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Research direction
Start with the provided reproduction and trace Tensor.stack(*tensors).realize() to identify where recursion grows with 6,131 tensors. Confirm the fix by running the example without a RecursionError and add or update a regression test if the relevant test location is found.
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Assessment
- Tech stack
- python
- Domain
- machine-learning
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100