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Date: Tue, 12 Feb 2013 13:13:38 +0800
Subject: call shell from python
From: contro opinion <contropinion@gmail.com>
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Xref: csiph.com comp.lang.python:38727

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>>> import os
>>> os.system("i=3")
0
>>> os.system("echo $i")

0
how can i get the value of  i?

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<div dir=3D"ltr"><div>&gt;&gt;&gt; import os</div><div>&gt;&gt;&gt; os.syst=
em(&quot;i=3D3&quot;)</div><div>0</div><div>&gt;&gt;&gt; os.system(&quot;ec=
ho $i&quot;)</div><div><br></div><div>0</div><div>how can i get the value o=
f =A0i? =A0</div>

</div>

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