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2to3.html
63.71
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__builtin__.html
11.79
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__future__.html
15.58
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__main__.html
8.33
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_winreg.html
73.99
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abc.html
26.82
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aepack.html
15.47
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aetools.html
18.79
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aetypes.html
27.08
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aifc.html
29.59
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al.html
22.13
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allos.html
35.48
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anydbm.html
19.31
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archiving.html
10.64
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argparse.html
269.59
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array.html
35.35
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ast.html
42.42
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asynchat.html
35.84
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asyncore.html
43.22
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atexit.html
19.23
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audioop.html
41.32
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autogil.html
9.77
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base64.html
24.8
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basehttpserver.html
40.6
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bastion.html
13.02
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bdb.html
50.06
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binascii.html
26.64
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binhex.html
12.66
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bisect.html
28.52
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bsddb.html
32.02
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bz2.html
31.92
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calendar.html
50.16
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carbon.html
54.14
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cd.html
35.24
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cgi.html
58.4
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cgihttpserver.html
15.12
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cgitb.html
13.5
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chunk.html
17.41
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cmath.html
32.41
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cmd.html
32.69
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code.html
28.92
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codecs.html
125.92
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codeop.html
16.42
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collections.html
150.36
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colorpicker.html
9.02
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colorsys.html
14.38
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commands.html
16.63
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compileall.html
21.18
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compiler.html
78.14
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configparser.html
73.92
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constants.html
14.68
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contextlib.html
22.91
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cookie.html
45.38
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cookielib.html
102.78
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copy.html
14.21
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copy_reg.html
15.82
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crypt.html
11.62
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crypto.html
8.35
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csv.html
82.79
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ctypes.html
280.57
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curses.ascii.html
28.97
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curses.html
200.94
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curses.panel.html
18.43
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custominterp.html
8.59
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datatypes.html
18.84
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datetime.html
261.02
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dbhash.html
18.4
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dbm.html
14.75
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debug.html
11.28
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decimal.html
239.14
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development.html
15.27
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difflib.html
96.93
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dircache.html
13.66
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dis.html
96.52
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distribution.html
8.27
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distutils.html
10.97
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dl.html
19.27
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doctest.html
193.18
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docxmlrpcserver.html
20.02
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dumbdbm.html
16.74
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dummy_thread.html
11.04
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dummy_threading.html
9.96
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easydialogs.html
38.83
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email-examples.html
47.2
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email.charset.html
32.45
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email.encoders.html
14.09
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email.errors.html
19.2
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email.generator.html
24.78
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email.header.html
31.12
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email.html
55.3
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email.iterators.html
14.22
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email.message.html
74.91
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email.mime.html
34.51
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email.parser.html
37.09
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email.utils.html
30.04
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ensurepip.html
20.21
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errno.html
52.31
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exceptions.html
73.4
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fcntl.html
27.85
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filecmp.html
26.49
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fileformats.html
10.21
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fileinput.html
29.36
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filesys.html
11.55
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fl.html
71.58
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fm.html
15
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fnmatch.html
17.78
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formatter.html
43.91
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fpectl.html
17.84
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fpformat.html
12.65
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fractions.html
27.17
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framework.html
44.24
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frameworks.html
8.11
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ftplib.html
56.56
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functions.html
216.84
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functools.html
31.06
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future_builtins.html
15.9
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gc.html
30.74
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gdbm.html
19.35
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gensuitemodule.html
14.54
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getopt.html
26.56
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getpass.html
12.5
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gettext.html
91.32
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gl.html
26.71
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glob.html
15.42
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grp.html
12.33
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gzip.html
21.95
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hashlib.html
27.4
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heapq.html
36.72
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hmac.html
15.97
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hotshot.html
22.69
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htmllib.html
29.9
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htmlparser.html
45.11
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httplib.html
78.55
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i18n.html
10.61
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ic.html
22.03
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idle.html
45.74
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imageop.html
20.94
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imaplib.html
69.9
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imgfile.html
14.91
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imghdr.html
13.43
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imp.html
41.48
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importlib.html
10.27
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imputil.html
36.11
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index.html
82.54
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inspect.html
64.31
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internet.html
26.77
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intro.html
9.76
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io.html
122.3
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ipc.html
17.18
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itertools.html
129.91
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jpeg.html
15.36
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json.html
79.09
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keyword.html
9.27
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language.html
12.35
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linecache.html
12.7
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locale.html
68.54
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logging.config.html
82.23
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logging.handlers.html
91.96
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logging.html
123.15
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mac.html
24.49
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macos.html
18.51
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macosa.html
14.55
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macostools.html
19.67
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macpath.html
9.19
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mailbox.html
185.53
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mailcap.html
15.3
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markup.html
20.37
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marshal.html
19.88
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math.html
50.52
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md5.html
16.65
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mhlib.html
30.04
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mimetools.html
23.84
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mimetypes.html
35.82
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mimewriter.html
18.19
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mimify.html
16.96
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miniaeframe.html
14.5
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misc.html
7.77
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mm.html
10.19
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mmap.html
33.52
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modulefinder.html
19.85
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modules.html
9.68
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msilib.html
72.78
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msvcrt.html
24.1
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multifile.html
28.82
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multiprocessing.html
423.97
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mutex.html
13.56
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netdata.html
19.28
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netrc.html
15.51
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new.html
16.1
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nis.html
13.19
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nntplib.html
51.08
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numbers.html
40.91
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numeric.html
14.85
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operator.html
118.32
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optparse.html
251.08
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os.html
270.49
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os.path.html
48.87
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ossaudiodev.html
49.79
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othergui.html
9.98
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parser.html
44.52
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pdb.html
41.44
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persistence.html
16.25
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pickle.html
107.94
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pickletools.html
13.21
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pipes.html
21.85
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pkgutil.html
30.59
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platform.html
40.14
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plistlib.html
20.96
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popen2.html
30.13
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poplib.html
27.93
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posix.html
17.27
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posixfile.html
23.68
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pprint.html
36.42
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profile.html
76.65
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pty.html
11.42
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pwd.html
13.53
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py_compile.html
13.33
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pyclbr.html
18.14
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pydoc.html
14.33
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pyexpat.html
93.28
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python.html
13.53
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queue.html
29.64
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quopri.html
14.5
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random.html
47.78
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re.html
163.11
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readline.html
41.2
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repr.html
24.57
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resource.html
30.86
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restricted.html
12.69
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rexec.html
43.59
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rfc822.html
51.25
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rlcompleter.html
15.29
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robotparser.html
15.01
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runpy.html
23.55
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sched.html
21.76
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scrolledtext.html
10.67
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select.html
50.17
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sets.html
39.92
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sgi.html
11.09
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sgmllib.html
38.77
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sha.html
14.55
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shelve.html
32.93
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shlex.html
38.43
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shutil.html
49.49
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signal.html
36.52
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simplehttpserver.html
21.57
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simplexmlrpcserver.html
40.41
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site.html
29
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smtpd.html
15.64
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smtplib.html
51.86
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sndhdr.html
12.05
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socket.html
126.94
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socketserver.html
81.38
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someos.html
17.09
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spwd.html
12.25
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sqlite3.html
154.12
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ssl.html
214.5
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stat.html
41.11
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statvfs.html
13.24
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stdtypes.html
309.83
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string.html
129.58
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stringio.html
21.1
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stringprep.html
21.4
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strings.html
16.42
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struct.html
47.68
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subprocess.html
117
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sun.html
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sunau.html
35.43
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sunaudio.html
21.05
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symbol.html
9.06
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symtable.html
29.03
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sys.html
118.12
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sysconfig.html
28.8
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syslog.html
21.29
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tabnanny.html
12.78
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tarfile.html
99.54
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telnetlib.html
30.46
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tempfile.html
35.02
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termios.html
19.22
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test.html
61.42
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textwrap.html
32.28
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thread.html
22.67
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threading.html
92.04
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time.html
65.55
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timeit.html
44.38
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tix.html
56.73
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tk.html
26.76
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tkinter.html
86.67
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token.html
27.31
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tokenize.html
21.69
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trace.html
33.91
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traceback.html
44.22
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ttk.html
123.83
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tty.html
10.95
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turtle.html
246.17
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types.html
33.66
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undoc.html
25.54
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unicodedata.html
22.64
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unittest.html
246.75
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unix.html
11.9
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urllib.html
71.61
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urllib2.html
128.77
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urlparse.html
49.04
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user.html
13.41
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userdict.html
32.96
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uu.html
13.25
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uuid.html
33.55
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warnings.html
51.86
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wave.html
29.08
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weakref.html
41.14
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webbrowser.html
29.53
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whichdb.html
10.44
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windows.html
10.37
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winsound.html
22.56
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wsgiref.html
94.38
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xdrlib.html
38.05
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xml.dom.html
110.39
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xml.dom.minidom.html
45.23
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xml.dom.pulldom.html
16.32
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xml.etree.elementtree.html
124.2
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xml.html
18.76
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xml.sax.handler.html
47.5
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xml.sax.html
26.04
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xml.sax.reader.html
51.4
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xml.sax.utils.html
18.11
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xmlrpclib.html
71.79
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zipfile.html
67.26
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zipimport.html
24.32
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zlib.html
34.41
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<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" /> <title>26.5. hotshot — High performance logging profiler — Python 2.7.18 documentation</title> <link rel="stylesheet" type="text/css" href="../_static/pygments.css" /> <link rel="stylesheet" type="text/css" href="../_static/classic.css" /> <script data-url_root="../" id="documentation_options" src="../_static/documentation_options.js"></script> <script src="../_static/jquery.js"></script> <script src="../_static/underscore.js"></script> <script src="../_static/doctools.js"></script> <script src="../_static/sidebar.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="Search within Python 2.7.18 documentation" href="../_static/opensearch.xml"/> <link rel="author" title="About these documents" href="../about.html" /> <link rel="index" title="Index" href="../genindex.html" /> <link rel="search" title="Search" href="../search.html" /> <link rel="copyright" title="Copyright" href="../copyright.html" /> <link rel="next" title="26.6. timeit — Measure execution time of small code snippets" href="timeit.html" /> <link rel="prev" title="26.4. 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You should install the python3 and python3-doc packages and read the <a href="file:///usr/share/doc/python3-doc/html/library/hotshot.html"> Python documentation for the Python3 version packaged in this release</a>. </div> <div class="related" role="navigation" aria-label="related navigation"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" accesskey="I">index</a></li> <li class="right" > <a href="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="timeit.html" title="26.6. timeit — Measure execution time of small code snippets" accesskey="N">next</a> |</li> <li class="right" > <a href="profile.html" title="26.4. The Python Profilers" accesskey="P">previous</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <a href="../index.html">Python 2.7.18 documentation</a> » </li> <li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> »</li> <li class="nav-item nav-item-2"><a href="debug.html" accesskey="U"><span class="section-number">26. </span>Debugging and Profiling</a> »</li> <li class="nav-item nav-item-this"><a href=""><span class="section-number">26.5. </span><code class="xref py py-mod docutils literal notranslate"><span class="pre">hotshot</span></code> — High performance logging profiler</a></li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body" role="main"> <section id="module-hotshot"> <span id="hotshot-high-performance-logging-profiler"></span><h1><span class="section-number">26.5. </span><a class="reference internal" href="#module-hotshot" title="hotshot: High performance logging profiler, mostly written in C."><code class="xref py py-mod docutils literal notranslate"><span class="pre">hotshot</span></code></a> — High performance logging profiler<a class="headerlink" href="#module-hotshot" title="Permalink to this headline">¶</a></h1> <div class="versionadded"> <p><span class="versionmodified added">New in version 2.2.</span></p> </div> <p>This module provides a nicer interface to the <code class="xref py py-mod docutils literal notranslate"><span class="pre">_hotshot</span></code> C module. Hotshot is a replacement for the existing <a class="reference internal" href="profile.html#module-profile" title="profile: Python source profiler."><code class="xref py py-mod docutils literal notranslate"><span class="pre">profile</span></code></a> module. As it’s written mostly in C, it should result in a much smaller performance impact than the existing <a class="reference internal" href="profile.html#module-profile" title="profile: Python source profiler."><code class="xref py py-mod docutils literal notranslate"><span class="pre">profile</span></code></a> module.</p> <div class="admonition note"> <p class="admonition-title">Note</p> <p>The <a class="reference internal" href="#module-hotshot" title="hotshot: High performance logging profiler, mostly written in C."><code class="xref py py-mod docutils literal notranslate"><span class="pre">hotshot</span></code></a> module focuses on minimizing the overhead while profiling, at the expense of long data post-processing times. For common usage it is recommended to use <a class="reference internal" href="profile.html#module-cProfile" title="cProfile"><code class="xref py py-mod docutils literal notranslate"><span class="pre">cProfile</span></code></a> instead. <a class="reference internal" href="#module-hotshot" title="hotshot: High performance logging profiler, mostly written in C."><code class="xref py py-mod docutils literal notranslate"><span class="pre">hotshot</span></code></a> is not maintained and might be removed from the standard library in the future.</p> </div> <div class="versionchanged"> <p><span class="versionmodified changed">Changed in version 2.5: </span>The results should be more meaningful than in the past: the timing core contained a critical bug.</p> </div> <div class="admonition note"> <p class="admonition-title">Note</p> <p>The <a class="reference internal" href="#module-hotshot" title="hotshot: High performance logging profiler, mostly written in C."><code class="xref py py-mod docutils literal notranslate"><span class="pre">hotshot</span></code></a> profiler does not yet work well with threads. It is useful to use an unthreaded script to run the profiler over the code you’re interested in measuring if at all possible.</p> </div> <dl class="py class"> <dt class="sig sig-object py" id="hotshot.Profile"> <em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">hotshot.</span></span><span class="sig-name descname"><span class="pre">Profile</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">logfile</span></span></em><span class="optional">[</span>, <em class="sig-param"><span class="n"><span class="pre">lineevents</span></span></em><span class="optional">[</span>, <em class="sig-param"><span class="n"><span class="pre">linetimings</span></span></em><span class="optional">]</span><span class="optional">]</span><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile" title="Permalink to this definition">¶</a></dt> <dd><p>The profiler object. The argument <em>logfile</em> is the name of a log file to use for logged profile data. The argument <em>lineevents</em> specifies whether to generate events for every source line, or just on function call/return. It defaults to <code class="docutils literal notranslate"><span class="pre">0</span></code> (only log function call/return). The argument <em>linetimings</em> specifies whether to record timing information. It defaults to <code class="docutils literal notranslate"><span class="pre">1</span></code> (store timing information).</p> </dd></dl> <section id="profile-objects"> <span id="hotshot-objects"></span><h2><span class="section-number">26.5.1. </span>Profile Objects<a class="headerlink" href="#profile-objects" title="Permalink to this headline">¶</a></h2> <p>Profile objects have the following methods:</p> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.addinfo"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">addinfo</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">key</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">value</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.addinfo" title="Permalink to this definition">¶</a></dt> <dd><p>Add an arbitrary labelled value to the profile output.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.close"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">close</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.close" title="Permalink to this definition">¶</a></dt> <dd><p>Close the logfile and terminate the profiler.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.fileno"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">fileno</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.fileno" title="Permalink to this definition">¶</a></dt> <dd><p>Return the file descriptor of the profiler’s log file.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.run"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">run</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">cmd</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.run" title="Permalink to this definition">¶</a></dt> <dd><p>Profile an <a class="reference internal" href="../reference/simple_stmts.html#exec"><code class="xref std std-keyword docutils literal notranslate"><span class="pre">exec</span></code></a>-compatible string in the script environment. The globals from the <a class="reference internal" href="__main__.html#module-__main__" title="__main__: The environment where the top-level script is run."><code class="xref py py-mod docutils literal notranslate"><span class="pre">__main__</span></code></a> module are used as both the globals and locals for the script.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.runcall"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">runcall</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">func</span></span></em>, <em class="sig-param"><span class="o"><span class="pre">*</span></span><span class="n"><span class="pre">args</span></span></em>, <em class="sig-param"><span class="o"><span class="pre">**</span></span><span class="n"><span class="pre">keywords</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.runcall" title="Permalink to this definition">¶</a></dt> <dd><p>Profile a single call of a callable. Additional positional and keyword arguments may be passed along; the result of the call is returned, and exceptions are allowed to propagate cleanly, while ensuring that profiling is disabled on the way out.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.runctx"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">runctx</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">cmd</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">globals</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">locals</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.runctx" title="Permalink to this definition">¶</a></dt> <dd><p>Evaluate an <a class="reference internal" href="../reference/simple_stmts.html#exec"><code class="xref std std-keyword docutils literal notranslate"><span class="pre">exec</span></code></a>-compatible string in a specific environment. The string is compiled before profiling begins.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.start"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">start</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.start" title="Permalink to this definition">¶</a></dt> <dd><p>Start the profiler.</p> </dd></dl> <dl class="py method"> <dt class="sig sig-object py" id="hotshot.Profile.stop"> <span class="sig-prename descclassname"><span class="pre">Profile.</span></span><span class="sig-name descname"><span class="pre">stop</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.Profile.stop" title="Permalink to this definition">¶</a></dt> <dd><p>Stop the profiler.</p> </dd></dl> </section> <section id="module-hotshot.stats"> <span id="using-hotshot-data"></span><h2><span class="section-number">26.5.2. </span>Using hotshot data<a class="headerlink" href="#module-hotshot.stats" title="Permalink to this headline">¶</a></h2> <div class="versionadded"> <p><span class="versionmodified added">New in version 2.2.</span></p> </div> <p>This module loads hotshot profiling data into the standard <a class="reference internal" href="profile.html#module-pstats" title="pstats: Statistics object for use with the profiler."><code class="xref py py-mod docutils literal notranslate"><span class="pre">pstats</span></code></a> Stats objects.</p> <dl class="py function"> <dt class="sig sig-object py" id="hotshot.stats.load"> <span class="sig-prename descclassname"><span class="pre">hotshot.stats.</span></span><span class="sig-name descname"><span class="pre">load</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">filename</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#hotshot.stats.load" title="Permalink to this definition">¶</a></dt> <dd><p>Load hotshot data from <em>filename</em>. Returns an instance of the <a class="reference internal" href="profile.html#pstats.Stats" title="pstats.Stats"><code class="xref py py-class docutils literal notranslate"><span class="pre">pstats.Stats</span></code></a> class.</p> </dd></dl> <div class="admonition seealso"> <p class="admonition-title">See also</p> <dl class="simple"> <dt>Module <a class="reference internal" href="profile.html#module-profile" title="profile: Python source profiler."><code class="xref py py-mod docutils literal notranslate"><span class="pre">profile</span></code></a></dt><dd><p>The <a class="reference internal" href="profile.html#module-profile" title="profile: Python source profiler."><code class="xref py py-mod docutils literal notranslate"><span class="pre">profile</span></code></a> module’s <code class="xref py py-class docutils literal notranslate"><span class="pre">Stats</span></code> class</p> </dd> </dl> </div> </section> <section id="example-usage"> <span id="hotshot-example"></span><h2><span class="section-number">26.5.3. </span>Example Usage<a class="headerlink" href="#example-usage" title="Permalink to this headline">¶</a></h2> <p>Note that this example runs the Python “benchmark” pystones. It can take some time to run, and will produce large output files.</p> <div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="kn">import</span> <span class="nn">hotshot</span><span class="o">,</span> <span class="nn">hotshot.stats</span><span class="o">,</span> <span class="nn">test.pystone</span> <span class="gp">>>> </span><span class="n">prof</span> <span class="o">=</span> <span class="n">hotshot</span><span class="o">.</span><span class="n">Profile</span><span class="p">(</span><span class="s2">"stones.prof"</span><span class="p">)</span> <span class="gp">>>> </span><span class="n">benchtime</span><span class="p">,</span> <span class="n">stones</span> <span class="o">=</span> <span class="n">prof</span><span class="o">.</span><span class="n">runcall</span><span class="p">(</span><span class="n">test</span><span class="o">.</span><span class="n">pystone</span><span class="o">.</span><span class="n">pystones</span><span class="p">)</span> <span class="gp">>>> </span><span class="n">prof</span><span class="o">.</span><span class="n">close</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">stats</span> <span class="o">=</span> <span class="n">hotshot</span><span class="o">.</span><span class="n">stats</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="s2">"stones.prof"</span><span class="p">)</span> <span class="gp">>>> </span><span class="n">stats</span><span class="o">.</span><span class="n">strip_dirs</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">stats</span><span class="o">.</span><span class="n">sort_stats</span><span class="p">(</span><span class="s1">'time'</span><span class="p">,</span> <span class="s1">'calls'</span><span class="p">)</span> <span class="gp">>>> </span><span class="n">stats</span><span class="o">.</span><span class="n">print_stats</span><span class="p">(</span><span class="mi">20</span><span class="p">)</span> <span class="go"> 850004 function calls in 10.090 CPU seconds</span> <span class="go"> Ordered by: internal time, call count</span> <span class="go"> ncalls tottime percall cumtime percall filename:lineno(function)</span> <span class="go"> 1 3.295 3.295 10.090 10.090 pystone.py:79(Proc0)</span> <span class="go"> 150000 1.315 0.000 1.315 0.000 pystone.py:203(Proc7)</span> <span class="go"> 50000 1.313 0.000 1.463 0.000 pystone.py:229(Func2)</span> <span class="go"> .</span> <span class="go"> .</span> <span class="go"> .</span> </pre></div> </div> </section> </section> <div class="clearer"></div> </div> </div> </div> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h3><a href="../contents.html">Table of Contents</a></h3> <ul> <li><a class="reference internal" href="#">26.5. <code class="xref py py-mod docutils literal notranslate"><span class="pre">hotshot</span></code> — High performance logging profiler</a><ul> <li><a class="reference internal" href="#profile-objects">26.5.1. Profile Objects</a></li> <li><a class="reference internal" href="#module-hotshot.stats">26.5.2. Using hotshot data</a></li> <li><a class="reference internal" href="#example-usage">26.5.3. Example Usage</a></li> </ul> </li> </ul> <h4>Previous topic</h4> <p class="topless"><a href="profile.html" title="previous chapter"><span class="section-number">26.4. </span>The Python Profilers</a></p> <h4>Next topic</h4> <p class="topless"><a href="timeit.html" title="next chapter"><span class="section-number">26.6. </span><code class="xref py py-mod docutils literal notranslate"><span class="pre">timeit</span></code> — Measure execution time of small code snippets</a></p> <div role="note" aria-label="source link"> <h3>This Page</h3> <ul class="this-page-menu"> <li><a href="../_sources/library/hotshot.rst.txt" rel="nofollow">Show Source</a></li> </ul> </div> <div id="searchbox" style="display: none" role="search"> <h3 id="searchlabel">Quick search</h3> <div class="searchformwrapper"> <form class="search" action="../search.html" method="get"> <input type="text" name="q" aria-labelledby="searchlabel" autocomplete="off" autocorrect="off" autocapitalize="off" spellcheck="false"/> <input type="submit" value="Go" /> </form> </div> </div> <script>$('#searchbox').show(0);</script> </div> </div> <div class="clearer"></div> </div> <div class="related" role="navigation" aria-label="related navigation"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" >index</a></li> <li class="right" > <a href="../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li class="right" > <a href="timeit.html" title="26.6. timeit — Measure execution time of small code snippets" >next</a> |</li> <li class="right" > <a href="profile.html" title="26.4. 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