Stephen, The "Command Argument" property expects the arguments to be delimited by semi-colons, rather than spaces.
Try changing that property to "nameofscript.py;-j;multiline" and see if that works for you. Thanks -Mark ---------------------------------------- > Date: Thu, 4 Jun 2015 12:34:26 -0400 > Subject: Re: Executing a python script with Execute Stream Command > From: [email protected] > To: [email protected] > > Mark, > > The properties I am using are as follows: > > Command Argument: nameofscript.py -j multine > Command Path: python > Working Directory /opt/dev/ > > > Jimmy, > > Not exactly sure what you are asking with your question "Does the python > script that you run from NiFi have a select set of Python packages you can > leverage in your python script. Is it at all possible to add additional > python packages?" > > Here is a sanitized version of the script. Are you asking if I can import > more packages in my script? If so, yes, I can do that. > > http://pastebin.com/peSCkx6j > > > Thank you guys. > > -Steve > > > On Thu, Jun 4, 2015 at 9:57 AM, Mark Payne <[email protected]> wrote: > >> Stephen, >> >> Your understanding of the properties seem correct. Can you provide the >> properties that you're using to configure the processor? >> >> Thanks >> -mark >> >> ---------------------------------------- >>> Date: Thu, 4 Jun 2015 09:51:46 -0400 >>> Subject: Executing a python script with Execute Stream Command >>> From: [email protected] >>> To: [email protected]; [email protected] >>> >>> All, >>> >>> I am trying to configure the Execute Stream Command processor to execute >> a >>> python script and have the output send to a queue with PutJMS. >>> >>> I'm having a bit of difficulty though. I've been looking at this previous >>> email chain which is similar to my issue. >>> https://www.mail-archive.com/[email protected]/msg01578.html >>> >>> The script runs and sends the output to sys.stdout.write but when I try >> and >>> have NiFi run the script I see no bytes in or out which means nothing is >>> passed to the queue. >>> >>> Would this be an issue with the output being sent to stdout or a property >>> issue with ExecuteStreamCommand. >>> >>> I have tried several configurations of the property fields. This is my >>> general understanding of each field and what they should be: >>> >>> Command Argument: name of script and arguments >>> Command Path: python >>> Working Directory: Directory where script is located. >>> >>> Any help would be greatly appreciated. >>> >>> -- >>> V/R >>> >>> Stephen M. Pietrasko >>> Security Engineer >> >>
