U ©Ê¹jÅã@s&UddlZddlmZddlmZmZmZddlmZdddd d ddd gZ ia eeefed<da eddedd„ƒƒZeddeedœdd„ƒZedddd „ƒZedddd „ƒZeddeedœdd„ƒZeddedœdd„ƒZeddedd„ƒƒZeddeeefdœdd „ƒZdS)éN)Úcontextmanager)ÚListÚAnyÚDicté)Ú compatibilityÚpreserve_node_metaÚhas_preserved_node_metaÚset_stack_traceÚset_grad_fn_seq_nrÚreset_grad_fn_seq_nrÚformat_stackÚset_current_metaÚget_current_metaÚcurrent_metaF)Zis_backward_compatibleccst}zdadVW5|aXdS)NT©Úshould_preserve_node_meta)Zsaved_should_preserve_node_meta©rúQ/var/www/html/bwave/python/venv/lib/python3.8/site-packages/torch/fx/traceback.pyrs ©ÚstackcCstr|rd |¡td<dS)NÚÚstack_trace)rÚjoinrrrrrr scCs8tr4t dd¡td<t dd¡td<|td<dtd<dS)NÚgrad_fn_seq_nrÚprev_grad_fn_seq_nrÚ in_grad_fnÚprev_in_grad_fnT)rrÚget)Zseq_nrrrrr#s cCsHtrDtddkr,tddks t‚td=td=tdtd<tdtd<dS)Nrrrr)rrÚAssertionErrorrrrrr/s)ÚreturncCs,trt dd¡gSt t ¡dd…¡SdS)Nrréÿÿÿÿ)rrrÚ tracebackÚformat_listÚ extract_stackrrrrr >scCstS©Nrrrrrr Gsccs~trt|jrtt}z\|j ¡adtkr6|j|jfgtd<n,tddd|jkrbtd |j|jf¡dVW5|aXndVdS)NZ from_noder!r)rÚmetarÚcopyÚnameÚtargetÚappend)ÚnodeZ saved_metarrrrLs cCstSr%)rrrrrrbs)r"Ú contextlibrÚtypingrrrZ_compatibilityrÚ__all__rÚstrÚ__annotations__rrr rrr Úboolr rrrrrrÚs@þ