Short name describing what triggered the graph break
torch.scan: improper combine_fn
Values or code snippet captured at the break point
str(combine_fn_var)
Explanation of why the graph break was triggered
Expected combine_fn to be wrapped as functools.partial in scan user-facing api or a graph module if we’re re-exporting but got {combine_fn_var.python_type()}.
Hints on how to resolve the graph break