26 lines
640 B
Python
26 lines
640 B
Python
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# Util.py - Python extension for perf trace, miscellaneous utility code
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#
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# Copyright (C) 2010 by Tom Zanussi <tzanussi@gmail.com>
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#
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# This software may be distributed under the terms of the GNU General
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# Public License ("GPL") version 2 as published by the Free Software
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# Foundation.
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NSECS_PER_SEC = 1000000000
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def avg(total, n):
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return total / n
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def nsecs(secs, nsecs):
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return secs * NSECS_PER_SEC + nsecs
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def nsecs_secs(nsecs):
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return nsecs / NSECS_PER_SEC
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def nsecs_nsecs(nsecs):
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return nsecs % NSECS_PER_SEC
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def nsecs_str(nsecs):
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str = "%5u.%09u" % (nsecs_secs(nsecs), nsecs_nsecs(nsecs)),
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return str
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