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This is the second sentence."
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pythonͼÐδ¦Àí¿âPIL(Python Image Library)


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python·ÃÎÊ sql server

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beginning python summary chapter 6 ³éÏó

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Python modules : os, subprocess and commands

1. What’s the difference between all of the os.popen() methods?
popen2 doesn't capture standard error, popen3 does capture standard
error and gives a unique file handle for it. Finally, popen4 captures
standard error but includes it in the same file object as standard
output.
os.popen()&n ......
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