55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
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#!/usr/bin/env python3
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"""
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performance-log-progressive-coalesce.py -- Coalesce address-maps in progressive
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PIKA performance logs
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Copyright (C) 2020 Ell
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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Usage: performance-log-progressive-coalesce.py < infile > outfile
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"""
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from xml.etree import ElementTree
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import sys
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empty_element = ElementTree.Element ("")
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# Read performance log from STDIN
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log = ElementTree.fromstring (sys.stdin.buffer.read ())
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samples = log.find ("samples") or empty_element
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address_map = log.find ("address-map")
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if not address_map:
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address_map = ElementTree.Element ("address-map")
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# Coalesce partial address maps
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for partial_address_map in samples.iterfind ("address-map"):
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for element in partial_address_map:
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address_map.append (element)
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# Remove partial address maps
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for partial_address_map in samples.iterfind ("address-map"):
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samples.remove (partial_address_map)
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# Add global address map
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if not log.find ("address-map") and len (address_map) > 0:
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log.append (address_map)
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# Write performance log to STDOUT
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sys.stdout.buffer.write (ElementTree.tostring (log))
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