GB0144

Graph-Break Type

Short name describing what triggered the graph break

Unsupported custom jvp

Context

Values or code snippet captured at the break point

call_apply {self} {args} {kwargs}

Explanation

Explanation of why the graph break was triggered

Dynamo does not support tracing torch.autograd.Function subclasses that define a custom jvp method.

Hints

Hints on how to resolve the graph break

• Remove the custom jvp method if possible.
• It may be possible to write Dynamo tracing rules for this code. Please report an issue to PyTorch if you encounter this graph break often and it is causing performance issues.

Additional Information

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