Please respond back to the list (so others know what worked 
and that the problem is solved).  

:)

> 
> hi all,
> 
> thanks a lot for your quick response.
> 
> Dave, actually it's a 2 arguments.  Sorry, i did not make it clear in my
> question.  I used Ramit's hint and it worked.  The code should be as follows:
> 
> pattern = "({0}|{1})".format(x,y)
> cmd_line = Popen(["egrep", pattern, aLogFile], stdout=PIPE, stdin=PIPE,
> stderr=STDOUT)
> 
> Regards,
> 
> Do Nguyen



Ramit


Ramit Prasad | JPMorgan Chase Investment Bank | Currencies Technology
712 Main Street | Houston, TX 77002
work phone: 713 - 216 - 5423

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