def showtraceback(self, *args, **kwargs):
        """Display the exception that just occurred.

        We remove the first stack item because it is our own code.

        The output is written by self.write(), below.

        """
        try:
            type, value, tb = sys.exc_info()
            sys.last_type = type
            sys.last_value = value
            sys.last_traceback = tb
            tblist = traceback.extract_tb(tb)
            del tblist[:1]
            list = traceback.format_list(tblist)
            if list:
                list.insert(0, "Traceback (most recent call last):\n")
            list[len(list):] = traceback.format_exception_only(type, value)
        finally:
            tblist = tb = None
        map(self.write, list)
def showtraceback ( self , * args , ** kwargs ) : try : type , value , tb = sys . exc_info ( ) sys . last_type = type sys . last_value = value sys . last_traceback = tb tblist = traceback . extract_tb ( tb ) del tblist [ : 1 ] list = traceback . format_list ( tblist ) if list : list . insert ( 0 , "Traceback (most recent call last):\n" ) list [ len ( list ) : ] = traceback . format_exception_only ( type , value ) finally : tblist = tb = None map ( self . write , list )
Display the exception that just occurred.

        We remove the first stack item because it is our own code.

        The output is written by self.write(), below.