diff options
Diffstat (limited to 'bitbake/lib/pysh/lsprof.py')
| -rw-r--r-- | bitbake/lib/pysh/lsprof.py | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/bitbake/lib/pysh/lsprof.py b/bitbake/lib/pysh/lsprof.py deleted file mode 100644 index b1831c22a7..0000000000 --- a/bitbake/lib/pysh/lsprof.py +++ /dev/null | |||
| @@ -1,116 +0,0 @@ | |||
| 1 | #! /usr/bin/env python | ||
| 2 | |||
| 3 | import sys | ||
| 4 | from _lsprof import Profiler, profiler_entry | ||
| 5 | |||
| 6 | __all__ = ['profile', 'Stats'] | ||
| 7 | |||
| 8 | def profile(f, *args, **kwds): | ||
| 9 | """XXX docstring""" | ||
| 10 | p = Profiler() | ||
| 11 | p.enable(subcalls=True, builtins=True) | ||
| 12 | try: | ||
| 13 | f(*args, **kwds) | ||
| 14 | finally: | ||
| 15 | p.disable() | ||
| 16 | return Stats(p.getstats()) | ||
| 17 | |||
| 18 | |||
| 19 | class Stats(object): | ||
| 20 | """XXX docstring""" | ||
| 21 | |||
| 22 | def __init__(self, data): | ||
| 23 | self.data = data | ||
| 24 | |||
| 25 | def sort(self, crit="inlinetime"): | ||
| 26 | """XXX docstring""" | ||
| 27 | if crit not in profiler_entry.__dict__: | ||
| 28 | raise ValueError("Can't sort by %s" % crit) | ||
| 29 | self.data.sort(lambda b, a: cmp(getattr(a, crit), | ||
| 30 | getattr(b, crit))) | ||
| 31 | for e in self.data: | ||
| 32 | if e.calls: | ||
| 33 | e.calls.sort(lambda b, a: cmp(getattr(a, crit), | ||
| 34 | getattr(b, crit))) | ||
| 35 | |||
| 36 | def pprint(self, top=None, file=None, limit=None, climit=None): | ||
| 37 | """XXX docstring""" | ||
| 38 | if file is None: | ||
| 39 | file = sys.stdout | ||
| 40 | d = self.data | ||
| 41 | if top is not None: | ||
| 42 | d = d[:top] | ||
| 43 | cols = "% 12s %12s %11.4f %11.4f %s\n" | ||
| 44 | hcols = "% 12s %12s %12s %12s %s\n" | ||
| 45 | cols2 = "+%12s %12s %11.4f %11.4f + %s\n" | ||
| 46 | file.write(hcols % ("CallCount", "Recursive", "Total(ms)", | ||
| 47 | "Inline(ms)", "module:lineno(function)")) | ||
| 48 | count = 0 | ||
| 49 | for e in d: | ||
| 50 | file.write(cols % (e.callcount, e.reccallcount, e.totaltime, | ||
| 51 | e.inlinetime, label(e.code))) | ||
| 52 | count += 1 | ||
| 53 | if limit is not None and count == limit: | ||
| 54 | return | ||
| 55 | ccount = 0 | ||
| 56 | if e.calls: | ||
| 57 | for se in e.calls: | ||
| 58 | file.write(cols % ("+%s" % se.callcount, se.reccallcount, | ||
| 59 | se.totaltime, se.inlinetime, | ||
| 60 | "+%s" % label(se.code))) | ||
| 61 | count += 1 | ||
| 62 | ccount += 1 | ||
| 63 | if limit is not None and count == limit: | ||
| 64 | return | ||
| 65 | if climit is not None and ccount == climit: | ||
| 66 | break | ||
| 67 | |||
| 68 | def freeze(self): | ||
| 69 | """Replace all references to code objects with string | ||
| 70 | descriptions; this makes it possible to pickle the instance.""" | ||
| 71 | |||
| 72 | # this code is probably rather ickier than it needs to be! | ||
| 73 | for i in range(len(self.data)): | ||
| 74 | e = self.data[i] | ||
| 75 | if not isinstance(e.code, str): | ||
| 76 | self.data[i] = type(e)((label(e.code),) + e[1:]) | ||
| 77 | if e.calls: | ||
| 78 | for j in range(len(e.calls)): | ||
| 79 | se = e.calls[j] | ||
| 80 | if not isinstance(se.code, str): | ||
| 81 | e.calls[j] = type(se)((label(se.code),) + se[1:]) | ||
| 82 | |||
| 83 | _fn2mod = {} | ||
| 84 | |||
| 85 | def label(code): | ||
| 86 | if isinstance(code, str): | ||
| 87 | return code | ||
| 88 | try: | ||
| 89 | mname = _fn2mod[code.co_filename] | ||
| 90 | except KeyError: | ||
| 91 | for k, v in sys.modules.items(): | ||
| 92 | if v is None: | ||
| 93 | continue | ||
| 94 | if not hasattr(v, '__file__'): | ||
| 95 | continue | ||
| 96 | if not isinstance(v.__file__, str): | ||
| 97 | continue | ||
| 98 | if v.__file__.startswith(code.co_filename): | ||
| 99 | mname = _fn2mod[code.co_filename] = k | ||
| 100 | break | ||
| 101 | else: | ||
| 102 | mname = _fn2mod[code.co_filename] = '<%s>'%code.co_filename | ||
| 103 | |||
| 104 | return '%s:%d(%s)' % (mname, code.co_firstlineno, code.co_name) | ||
| 105 | |||
| 106 | |||
| 107 | if __name__ == '__main__': | ||
| 108 | import os | ||
| 109 | sys.argv = sys.argv[1:] | ||
| 110 | if not sys.argv: | ||
| 111 | print >> sys.stderr, "usage: lsprof.py <script> <arguments...>" | ||
| 112 | sys.exit(2) | ||
| 113 | sys.path.insert(0, os.path.abspath(os.path.dirname(sys.argv[0]))) | ||
| 114 | stats = profile(execfile, sys.argv[0], globals(), locals()) | ||
| 115 | stats.sort() | ||
| 116 | stats.pprint() | ||
