diff options
Diffstat (limited to 'bitbake/lib/bb/pysh/lsprof.py')
-rw-r--r-- | bitbake/lib/bb/pysh/lsprof.py | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/bitbake/lib/bb/pysh/lsprof.py b/bitbake/lib/bb/pysh/lsprof.py deleted file mode 100644 index b1831c22a7..0000000000 --- a/bitbake/lib/bb/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() | ||