@property<EOL><INDENT>def last_returncode(self):<DEDENT>
try:<EOL><INDENT>return self.log[-<NUM_LIT:1>][<NUM_LIT:1>]<EOL><DEDENT>except IndexError:<EOL><INDENT>raise RuntimeError('<STR_LIT>')<EOL><DEDENT>
Get the return code of the last command exevuted.