@ECHO off SET test="scrapy" IF NOT "%1" == "" SET test="%1" IF EXIST c:\python26\scripts\trial.py GOTO py26 IF EXIST c:\python25\scripts\trial.py GOTO py25 ECHO "Unable to run tests: trial command (included with Twisted) not found" GOTO end :py26 c:\python26\scripts\trial.py %test% GOTO end :py25 c:\python25\scripts\trial.py %test% :end