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comparison mercurial/statprof.py @ 42847:cde1c101ab8a

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py3: make statprof's chrome output work With this patch, this command works: python3 hg --profile --config profiling.statformat=chrome st (and it works with s/python3/python2/ as well) Differential Revision: https://phab.mercurial-scm.org/D6777
author Martin von Zweigbergk <martinvonz@google.com>
date Sat, 31 Aug 2019 10:26:39 -0700
parents cd3b5be5515d
children 9a3be115fb78
comparison
equal deleted inserted replaced
42846:cd3b5be5515d 42847:cde1c101ab8a
757 removing whatever part of the Python search path it was found 757 removing whatever part of the Python search path it was found
758 on.''' 758 on.'''
759 759
760 if path in _pathcache: 760 if path in _pathcache:
761 return _pathcache[path] 761 return _pathcache[path]
762 hgpath = pycompat.fsencode(encoding.__file__).rsplit(os.sep, 2)[0] 762 hgpath = encoding.__file__.rsplit(os.sep, 2)[0]
763 for p in [hgpath] + sys.path: 763 for p in [hgpath] + sys.path:
764 prefix = p + os.sep 764 prefix = p + os.sep
765 if path.startswith(prefix): 765 if path.startswith(prefix):
766 path = path[len(prefix):] 766 path = path[len(prefix):]
767 break 767 break
805 if stack in stack2id: 805 if stack in stack2id:
806 return stack2id[stack] 806 return stack2id[stack]
807 parent = stackid(stack[1:]) 807 parent = stackid(stack[1:])
808 myid = len(stack2id) 808 myid = len(stack2id)
809 stack2id[stack] = myid 809 stack2id[stack] = myid
810 id2stack.append(dict(category=stack[0][0], name='%s %s' % stack[0])) 810 id2stack.append(dict(category=stack[0][0], name=r'%s %s' % stack[0]))
811 if parent is not None: 811 if parent is not None:
812 id2stack[-1].update(parent=parent) 812 id2stack[-1].update(parent=parent)
813 return myid 813 return myid
814 814
815 # The sampling profiler can sample multiple times without 815 # The sampling profiler can sample multiple times without
840 oldtime, oldidx = lastseen.popleft() 840 oldtime, oldidx = lastseen.popleft()
841 duration = sample.time - oldtime 841 duration = sample.time - oldtime
842 if minthreshold <= duration <= maxthreshold: 842 if minthreshold <= duration <= maxthreshold:
843 # ensure no zero-duration events 843 # ensure no zero-duration events
844 sampletime = max(oldtime + clamp, sample.time) 844 sampletime = max(oldtime + clamp, sample.time)
845 samples.append(dict(ph='E', name=oldfunc, cat=oldcat, sf=oldsid, 845 samples.append(dict(ph=r'E', name=oldfunc, cat=oldcat, sf=oldsid,
846 ts=sampletime*1e6, pid=0)) 846 ts=sampletime*1e6, pid=0))
847 else: 847 else:
848 blacklist.add(oldidx) 848 blacklist.add(oldidx)
849 849
850 # Much fiddling to synthesize correctly(ish) nested begin/end 850 # Much fiddling to synthesize correctly(ish) nested begin/end
851 # events given only stack snapshots. 851 # events given only stack snapshots.
852 852
853 for sample in data.samples: 853 for sample in data.samples:
854 stack = tuple((('%s:%d' % (simplifypath(frame.path), frame.lineno), 854 stack = tuple(((r'%s:%d' % (simplifypath(pycompat.sysstr(frame.path)),
855 frame.function) for frame in sample.stack)) 855 frame.lineno),
856 pycompat.sysstr(frame.function))
857 for frame in sample.stack))
856 qstack = collections.deque(stack) 858 qstack = collections.deque(stack)
857 if laststack == qstack: 859 if laststack == qstack:
858 continue 860 continue
859 while laststack and qstack and laststack[-1] == qstack[-1]: 861 while laststack and qstack and laststack[-1] == qstack[-1]:
860 laststack.pop() 862 laststack.pop()
864 for f in reversed(qstack): 866 for f in reversed(qstack):
865 lastseen.appendleft((sample.time, len(samples))) 867 lastseen.appendleft((sample.time, len(samples)))
866 laststack.appendleft(f) 868 laststack.appendleft(f)
867 path, name = f 869 path, name = f
868 sid = stackid(tuple(laststack)) 870 sid = stackid(tuple(laststack))
869 samples.append(dict(ph='B', name=name, cat=path, ts=sample.time*1e6, 871 samples.append(dict(ph=r'B', name=name, cat=path,
870 sf=sid, pid=0)) 872 ts=sample.time*1e6, sf=sid, pid=0))
871 laststack = collections.deque(stack) 873 laststack = collections.deque(stack)
872 while laststack: 874 while laststack:
873 poplast() 875 poplast()
874 events = [sample for idx, sample in enumerate(samples) 876 events = [sample for idx, sample in enumerate(samples)
875 if idx not in blacklist] 877 if idx not in blacklist]