Mercurial > hg
view mercurial/lsprofcalltree.py @ 31807:e6eb86b154c5
templater: provide loop counter as "index" keyword
This was originally written for JSON templating where we would have to be
careful to not add extra comma, but seems generally useful.
Inner loop started by % operator has its own counter.
author | Yuya Nishihara <yuya@tcha.org> |
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date | Fri, 22 Apr 2016 21:46:33 +0900 |
parents | 5a988b3c9645 |
children | 1ae0faa14797 |
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""" lsprofcalltree.py - lsprof output which is readable by kcachegrind Authors: * David Allouche <david <at> allouche.net> * Jp Calderone & Itamar Shtull-Trauring * Johan Dahlin This software may be used and distributed according to the terms of the GNU General Public License, incorporated herein by reference. """ from __future__ import absolute_import, print_function def label(code): if isinstance(code, str): return '~' + code # built-in functions ('~' sorts at the end) else: return '%s %s:%d' % (code.co_name, code.co_filename, code.co_firstlineno) class KCacheGrind(object): def __init__(self, profiler): self.data = profiler.getstats() self.out_file = None def output(self, out_file): self.out_file = out_file print('events: Ticks', file=out_file) self._print_summary() for entry in self.data: self._entry(entry) def _print_summary(self): max_cost = 0 for entry in self.data: totaltime = int(entry.totaltime * 1000) max_cost = max(max_cost, totaltime) print('summary: %d' % max_cost, file=self.out_file) def _entry(self, entry): out_file = self.out_file code = entry.code if isinstance(code, str): print('fi=~', file=out_file) else: print('fi=%s' % code.co_filename, file=out_file) print('fn=%s' % label(code), file=out_file) inlinetime = int(entry.inlinetime * 1000) if isinstance(code, str): print('0 ', inlinetime, file=out_file) else: print('%d %d' % (code.co_firstlineno, inlinetime), file=out_file) # recursive calls are counted in entry.calls if entry.calls: calls = entry.calls else: calls = [] if isinstance(code, str): lineno = 0 else: lineno = code.co_firstlineno for subentry in calls: self._subentry(lineno, subentry) print(file=out_file) def _subentry(self, lineno, subentry): out_file = self.out_file code = subentry.code print('cfn=%s' % label(code), file=out_file) if isinstance(code, str): print('cfi=~', file=out_file) print('calls=%d 0' % subentry.callcount, file=out_file) else: print('cfi=%s' % code.co_filename, file=out_file) print('calls=%d %d' % ( subentry.callcount, code.co_firstlineno), file=out_file) totaltime = int(subentry.totaltime * 1000) print('%d %d' % (lineno, totaltime), file=out_file)