On 2013-08-05 12:17, Ryan Waples wrote: > Currently I am calling each analysis program one at a time with > subprocess.call(). This is working without a hitch, but as each analysis > can take a while to run, I want to try to speed things up. I realize I can > start three different python sessions to do this, but that just begs the > question how to do that from python?
subprocess.Popen does not block unless you explicitly tell it to (by using
communicate()). Perhaps that's what you want.
>>> import subprocess
>>> x = subprocess.Popen([ "sleep", "60" ])
>>> y = subprocess.Popen([ "sleep", "60" ])
>>> x.pid
3035
>>> y.pid
3036
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