Thanks Lee I am looking to just get the node name from that info. I dont need all other info so my list would be just alist=[node13,node12,node8,node1 ....] is it possible??
On Oct 31, 9:44 am, Lee Capps <[EMAIL PROTECTED]> wrote: > On Oct 31, 2007, at 11:01 AM, [EMAIL PROTECTED] wrote: > > > > > I am trying to execute a command using os.system. this command lists > > the number of nodes alive in a cluster. I would like to capture the > > output in list/array in python. IS it possible.?/ > > > Here is my command > > gstat -a > > node13 2 ( 0/ 56) [ 0.00, 0.00, 0.00] [ 0.0, 0.0, > > 0.1, 99.9, 0.0] OFF > > node12 2 ( 1/ 63) [ 0.99, 0.97, 0.91] [ 46.6, 0.0, > > 3.7, 49.8, 0.0] OFF > > node8 2 ( 1/ 59) [ 0.99, 0.97, 0.91] [ 47.5, 0.0, > > 2.8, 49.7, 0.0] OFF > > node2 2 ( 1/ 59) [ 0.99, 0.97, 0.91] [ 46.6, 0.0, > > 3.7, 49.7, 0.0] OFF > > node1 2 ( 1/ 59) [ 0.99, 0.97, 0.91] [ 46.6, 0.0, > > 3.7, 49.7, 0.0] OFF > > node7 2 ( 1/ 58) [ 0.99, 0.97, 0.91] [ 49.8, 0.0, > > 0.6, 49.7, 0.0] OFF > > node11 2 ( 1/ 59) [ 0.99, 0.97, 0.91] [ 46.6, 0.0, > > 3.8, 49.6, 0.0] OFF > > node4 2 ( 1/ 59) [ 1.00, 1.00, 0.93] [ 46.6, 0.0, > > 3.7, 49.7, 0.0] OFF > > node10 2 ( 1/ 59) [ 1.00, 1.00, 0.94] [ 46.7, 0.0, > > 3.7, 49.7, 0.0] OFF > > node5 2 ( 1/ 59) [ 1.00, 1.00, 0.92] [ 49.8, 0.0, > > 0.4, 49.7, 0.0] OFF > > node6 2 ( 1/ 59) [ 1.00, 1.00, 0.94] [ 49.5, 0.0, > > 0.9, 49.7, 0.0] OFF > > > I would like to have an array where each element contains the nodes > > > for example > > a=[node13,node12,node2,node8,node1,node7,node 11] > > > any help would be appreciated > > You might try os.popen to read in the output of your command. > > It would be helpful to have more information about what you'd like to > do with your list. Do you just want to put the text of the > individual node lines from gstat into the list? If so, os.popen > should work for you. Or do you need to parse the lines and store > them in, say dictionaries? Tuples? If you need to parse it, you > could use module re, or even just string methods, depending on what > you're trying to do . . . . > > HTH, > > --- > Lee Capps > Technology Specialist > CTE Resource Center > [EMAIL PROTECTED] -- http://mail.python.org/mailman/listinfo/python-list
