code: def iter_traceback_frames(tb):
      
      while tb:
          # support for __traceback_hide__ which is used by a few libraries
          # to hide internal frames.
          frame = tb.tb_frame
          f_locals = getattr(frame, "f_locals", {})
          if not _getitem_from_frame(f_locals, "__traceback_hide__"):
              yield frame, getattr(tb, "tb_lineno", None)
          tb = tb.tb_next
docs: Given a traceback object, it will iterate over all
      frames that do not contain the ``__traceback_hide__``
      local variable.