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Python fcntl Test - Revision history
2026-05-18T23:10:07Z
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https://performiq.com/kb/index.php?title=Python_fcntl_Test&diff=2161&oldid=prev
PeterHarding: New page: <pre> #! /usr/bin/env python2.2 """Test program for the fcntl C module. Roger E. Masse """ import struct import fcntl import os, sys import datetime curr = datetime.datetime.now() pr...
2008-05-24T07:22:39Z
<p>New page: <pre> #! /usr/bin/env python2.2 """Test program for the fcntl C module. Roger E. Masse """ import struct import fcntl import os, sys import datetime curr = datetime.datetime.now() pr...</p>
<p><b>New page</b></p><div><pre><br />
#! /usr/bin/env python2.2<br />
"""Test program for the fcntl C module.<br />
Roger E. Masse<br />
"""<br />
import struct<br />
import fcntl<br />
import os, sys<br />
<br />
import datetime<br />
<br />
curr = datetime.datetime.now()<br />
<br />
print curr<br />
<br />
sys.exit(0)<br />
<br />
filename = sys.argv[1]<br />
<br />
# Again, but pass the file rather than numeric descriptor:<br />
f = open(filename, 'a+')<br />
<br />
rv = fcntl.flock(f, fcntl.LOCK_EX)<br />
<br />
import time<br />
<br />
time.sleep (60)<br />
<br />
rv = fcntl.flock(f, fcntl.LOCK_UN)<br />
<br />
f.close()<br />
</pre><br />
<br />
[[Category:Python]]</div>
PeterHarding