python - Read feedback from commands? -

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i need use command lsmod check if mod loaded, don't know how read after running it. im using subprocess.popen() run it. point in right direction appreciated. :d

suppose looking ath in lsmod, command be: lsmod | grep ath

using subprocess:

in [60]: c=subprocess.popen("lsmod",stdout=subprocess.pipe)  in [61]: gr=subprocess.popen(["grep" ,"ath"],stdin=c.stdout,stdout=subprocess.pipe)  in [62]: print gr.communicate()[0] ath5k                 135206  0  ath                    19188  1 ath5k mac80211              461261  1 ath5k cfg80211              175574  3 ath5k,ath,mac80211

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