python

PyTorch Memory Format Mismatch

RuntimeError: Expected.*channels_last.*but got.*contiguous_format

Fixes

1.Convert tensor with .to(memory_format=torch.channels_last)
2.Ensure model and input use same memory format
3.Use .contiguous() to reset to default format

pytorchmemoryformat

Related Errors

Asyncio event loop already running

RuntimeError: This event loop is already running

•Use nest_asyncio.apply() to allow nested event loops
•Use asyncio.run_coroutine_threadsafe() instead of asyncio.run()

Coroutine never awaited

RuntimeWarning: coroutine '.*' was never awaited

•Add 'await' before the coroutine call
•Use asyncio.create_task() to schedule the coroutine

Asyncio task was cancelled

asyncio\.CancelledError

•Handle CancelledError in try/except within the task
•Use asyncio.shield() to protect critical sections from cancellation