/[thuban]/branches/WIP-pyshapelib-bramz/Extensions/profiling/profiling.py
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revision 1896 by bh, Fri Oct 31 11:55:33 2003 UTC revision 2721 by dpinte, Sat Jan 13 15:11:42 2007 UTC
# Line 1  Line 1 
1  # Copyright (C) 2003 by Intevation GmbH  # Copyright (C) 2003, 2004 by Intevation GmbH
2  # Authors:  # Authors:
3  # Bernhard Herzog <[email protected]>  # Bernhard Herzog <[email protected]> (2003)
4    # Jan-Oliver Wagner <[email protected]> (2003, 2004)
5  #  #
6  # This program is free software under the GPL (>=v2)  # This program is free software under the GPL (>=v2)
7  # Read the file COPYING coming with the software for details.  # Read the file COPYING coming with the software for details.
# Line 21  __version__ = "$Revision$" Line 22  __version__ = "$Revision$"
22  # $Id$  # $Id$
23    
24  import os  import os
25    import StringIO
26    import sys
27  import tempfile  import tempfile
28  import profile  import profile
29  import time  import time
30    import pstats
31    
32    from wx.lib.dialogs import ScrolledMessageDialog
33    
34    from Thuban import _
35  from Thuban.UI.command import registry, Command  from Thuban.UI.command import registry, Command
36  import Thuban.UI.mainwindow  from Thuban.UI.mainwindow import main_menu
 menu = Thuban.UI.mainwindow.main_menu.InsertMenu("profiler", "&Profiler")  
37    
38  #  #
39  # Customization  # Customization
# Line 43  profiler_bias = 0 Line 49  profiler_bias = 0
49  tempfile.mktemp()  tempfile.mktemp()
50  profile_dir = tempfile.tempdir  profile_dir = tempfile.tempdir
51    
52    # Wether to pop up a dialog box with the result.
53    popup_dialog_box = True
54    
55    
56  #  #
57  #       Timing and profiling a complete redraw  #       Timing and profiling a complete redraw
# Line 76  def profile_screen_renderer(context): Line 85  def profile_screen_renderer(context):
85      how to access the data in the generated .profile file.      how to access the data in the generated .profile file.
86      """      """
87      print "profiling screen renderer...",      print "profiling screen renderer...",
88        sys.stdout.flush()
89      prof = profile.Profile(bias = profiler_bias)      prof = profile.Profile(bias = profiler_bias)
90      prof.runctx("do_redraw(context)", globals(), locals())      prof.runctx("do_redraw(context)", globals(), locals())
91      filename = os.path.join(profile_dir, "thuban-render.profile")      filename = os.path.join(profile_dir, "thuban-render.profile")
92      prof.dump_stats(filename)      prof.dump_stats(filename)
93      print "done and saved to", filename      print "done and saved to", filename
94    
95        if popup_dialog_box:
96            # catch the printout to stdout so that we can present the
97            # text in a dialog
98            f = StringIO.StringIO()
99            orig_stdout = sys.stdout
100            sys.stdout = f
101            try:
102                p = pstats.Stats(filename)
103                msg = _('These are the statistics sorted by cumulative time:')
104                p.strip_dirs().sort_stats('cumulative').print_stats()
105                m = f.getvalue()
106                msg = '%s\n\n%s' % (msg, m)
107            finally:
108                sys.stdout = orig_stdout
109    
110            dlg = ScrolledMessageDialog(context.mainwindow, msg,
111                                          _('Profile Screen Render'))
112            dlg.ShowModal()
113    
114  registry.Add(Command("profile_screen_renderer", "Profile Screen Render",  
115    registry.Add(Command("profile_screen_renderer", _('Profile Screen Render'),
116                       profile_screen_renderer,                       profile_screen_renderer,
117                       helptext = "Profile the screen render"))                       helptext = _('Profile the screen render')))
 menu.InsertItem("profile_screen_renderer")  
118    
119    
120  #  #
# Line 100  def time_screen_renderer(context): Line 128  def time_screen_renderer(context):
128      """      """
129      start = time.clock()      start = time.clock()
130      do_redraw(context)      do_redraw(context)
131      print "redraw finished in", time.clock() - start, "s"      duration = time.clock() - start
132        msg = _('Redraw finished in %g seconds.') % duration
133        if popup_dialog_box:
134            context.mainwindow.RunMessageBox(_('Time Screen Render'), msg)
135        else:
136            print msg
137    
138    
139  registry.Add(Command("time_screen_renderer", "Time Screen Render",  registry.Add(Command("time_screen_renderer", _('Time Screen Render'),
140                       time_screen_renderer,                       time_screen_renderer,
141                       helptext = "Time the screen render"))                       helptext = _('Time the screen render')))
142  menu.InsertItem("time_screen_renderer")  
143    # find the extensions menu (create it anew if not found)
144    extensions_menu = main_menu.FindOrInsertMenu('extensions', _('E&xtensions'))
145    
146    profiler_menu = extensions_menu.InsertMenu("profiler", _('&Profiler'))
147    profiler_menu.InsertItem("time_screen_renderer")
148    profiler_menu.InsertItem("profile_screen_renderer")
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