def show_buff(self, pos):
buff = self.get_name() + "<STR_LIT:U+0020>"<EOL>for i in range(<NUM_LIT:0>, len(self.keys)):<EOL><INDENT>buff += "<STR_LIT>" % (self.keys[i], self.targets[i])<EOL><DEDENT>return buff<EOL>
Return the display of the instruction

:rtype: string