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thunder.executors.passes.del_last_used¶

thunder.executors.passes.del_last_used(trace, *, clear_mutable_collections=False)[source]¶

Mark last used intermediates to be deleted. This lets the Python garbage collector free: unused tensor memory.

Parameters:

trace¶ (TraceCtx) – trace to be transformed
clear_mutable_collections¶ – whether to clear collections
trace (TraceCtx) –

Returns:

transformed trace

Return type: