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With no argument, disassemble the last traceback.
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| } n | d j o" | | j o | i | ƒ qì qð q q W| S( s` Detect all offsets in a byte code which are jump targets.
Return the list of offsets.
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7} q“ W| | j o | | f Vn d S( s” Find the offsets in a byte code which are start of lines in the source.
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