<JPY> Encloses a debugger message transmission
<JEXCEPTION> detailed formatted exception information </EXCEPTION>
<STDOUT> Debuggee's stdout captured information </STDOUT>
<STACKLIST>
<STACK> Python current stack information </STACK>
</STACKLIST>
<VARIABLES>
    <VARIABLE> Elementary variable content </VARIABLE>
</VARIABLES>
<RETURN> Returning back from callee message </RETURN>
<LINE> Step inline message detail </LINE>
<CALL> Entering subprogram message </CALL>
</JPYDBG>
<WELCOME> Debugging session start ack message </WELCOME>
<TERMINATE> Debugging session termination ack message </TERMINATE>

Figure 2: Jpydbg's XML DTD.