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a5e07389 - Truncate python stack when outputting frame that cause the graph executation (#5933)

Truncate python stack when outputting frame that cause the graph executation (#5933) * Truncate python stack when outputting frame that cause the graph execution * add mp tests * move tests to a new dir --------- Co-authored-by: root <root@t1v-n-8e893749-w-0.us-central2-b.c.tpu-pytorch.internal>