Re: os.system in a service
Gabriel Genellina schrieb: En Wed, 05 Aug 2009 13:07:39 -0300, Lawrence Wong lawrence...@hotmail.com escribió: I wrote a program which runs a .bat file using os.system like: 'os.system(pathToBatFile)' and everything was good. Then I decided to turn my program into a service as opposed to being run with the command prompt showing. When my program became a service, I noticed that the os.system command to run my .bat file was no longer working. By 'not working' I mean no exception is thrown, but it was as if the line with os.system(pathToBatFile) did not exist. I was wondering why this is and if there is a way to fix this or what an alternative to using os.system to run my .bat file was? Capture stdout and stderr and you'll probably see the error message: some_command logfile.txt 21 Which isn't possible as a service. The OP might consider using suprocess istead of os.system, and establish pipes to read the output of the command into a file he can analyze. Diez -- http://mail.python.org/mailman/listinfo/python-list
Re: os.system in a service
En Thu, 06 Aug 2009 03:59:13 -0300, Diez B. Roggisch de...@nospam.web.de escribió: Gabriel Genellina schrieb: En Wed, 05 Aug 2009 13:07:39 -0300, Lawrence Wong lawrence...@hotmail.com escribió: I wrote a program which runs a .bat file using os.system like: 'os.system(pathToBatFile)' and everything was good. Then I decided to turn my program into a service as opposed to being run with the command prompt showing. When my program became a service, I noticed that the os.system command to run my .bat file was no longer working. [...] Capture stdout and stderr and you'll probably see the error message: some_command logfile.txt 21 Which isn't possible as a service. Why you say so? One should avoid using mapped drive letters and network shares -- that probably aren't defined for the account under which the service runs. And always use absolute paths. And ensure the account has write permissions for the output file... But other than that, os.system should work fine. Do I miss something? The OP might consider using suprocess istead of os.system, and establish pipes to read the output of the command into a file he can analyze. That's a good idea, although overkill for simple cases I'd say. -- Gabriel Genellina -- http://mail.python.org/mailman/listinfo/python-list
RE: os.system in a service
I actually found the solution. I was trying to copy a file from another computer to the current one. My 'access was denied'. So I had to go to my service at Admin Tools -- Services and 'Log on as' the Administrator. Was ok after that. Thanks for your responses everyone. To: python-list@python.org From: gagsl-...@yahoo.com.ar Subject: Re: os.system in a service Date: Thu, 6 Aug 2009 05:35:57 -0300 En Thu, 06 Aug 2009 03:59:13 -0300, Diez B. Roggisch de...@nospam.web.de escribió: Gabriel Genellina schrieb: En Wed, 05 Aug 2009 13:07:39 -0300, Lawrence Wong lawrence...@hotmail.com escribió: I wrote a program which runs a .bat file using os.system like: 'os.system(pathToBatFile)' and everything was good. Then I decided to turn my program into a service as opposed to being run with the command prompt showing. When my program became a service, I noticed that the os.system command to run my .bat file was no longer working. [...] Capture stdout and stderr and you'll probably see the error message: some_command logfile.txt 21 Which isn't possible as a service. Why you say so? One should avoid using mapped drive letters and network shares -- that probably aren't defined for the account under which the service runs. And always use absolute paths. And ensure the account has write permissions for the output file... But other than that, os.system should work fine. Do I miss something? The OP might consider using suprocess istead of os.system, and establish pipes to read the output of the command into a file he can analyze. That's a good idea, although overkill for simple cases I'd say. -- Gabriel Genellina -- http://mail.python.org/mailman/listinfo/python-list _ More storage. Better anti-spam and antivirus protection. Hotmail makes it simple. http://go.microsoft.com/?linkid=9671357-- http://mail.python.org/mailman/listinfo/python-list
Re: os.system in a service
En Wed, 05 Aug 2009 13:07:39 -0300, Lawrence Wong lawrence...@hotmail.com escribió: I wrote a program which runs a .bat file using os.system like: 'os.system(pathToBatFile)' and everything was good. Then I decided to turn my program into a service as opposed to being run with the command prompt showing. When my program became a service, I noticed that the os.system command to run my .bat file was no longer working. By 'not working' I mean no exception is thrown, but it was as if the line with os.system(pathToBatFile) did not exist. I was wondering why this is and if there is a way to fix this or what an alternative to using os.system to run my .bat file was? Capture stdout and stderr and you'll probably see the error message: some_command logfile.txt 21 -- Gabriel Genellina -- http://mail.python.org/mailman/listinfo/python-list