17.1.3.2 Replacing shell pipe line

output=`dmesg | grep hda`
==>
p1 = Popen(["dmesg"], stdout=PIPE)
p2 = Popen(["grep", "hda"], stdin=p1.stdout, stdout=PIPE)
output = p2.communicate()[0]

Python Library Reference

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Release 2.5, documentation updated on 19th September, 2006.

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