/[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 2203 by jan, Tue May 11 22:34:49 2004 UTC
# Line 21  __version__ = "$Revision$" Line 21  __version__ = "$Revision$"
21  # $Id$  # $Id$
22    
23  import os  import os
24    import StringIO
25    import sys
26  import tempfile  import tempfile
27  import profile  import profile
28  import time  import time
29    import pstats
30    
31    from wxPython.lib.dialogs import wxScrolledMessageDialog
32    
33    from Thuban import _
34  from Thuban.UI.command import registry, Command  from Thuban.UI.command import registry, Command
35  import Thuban.UI.mainwindow  from Thuban.UI.mainwindow import main_menu
 menu = Thuban.UI.mainwindow.main_menu.InsertMenu("profiler", "&Profiler")  
36    
37  #  #
38  # Customization  # Customization
# Line 43  profiler_bias = 0 Line 48  profiler_bias = 0
48  tempfile.mktemp()  tempfile.mktemp()
49  profile_dir = tempfile.tempdir  profile_dir = tempfile.tempdir
50    
51    # Wether to pop up a dialog box with the result.
52    popup_dialog_box = True
53    
54    
55  #  #
56  #       Timing and profiling a complete redraw  #       Timing and profiling a complete redraw
# Line 76  def profile_screen_renderer(context): Line 84  def profile_screen_renderer(context):
84      how to access the data in the generated .profile file.      how to access the data in the generated .profile file.
85      """      """
86      print "profiling screen renderer...",      print "profiling screen renderer...",
87        sys.stdout.flush()
88      prof = profile.Profile(bias = profiler_bias)      prof = profile.Profile(bias = profiler_bias)
89      prof.runctx("do_redraw(context)", globals(), locals())      prof.runctx("do_redraw(context)", globals(), locals())
90      filename = os.path.join(profile_dir, "thuban-render.profile")      filename = os.path.join(profile_dir, "thuban-render.profile")
91      prof.dump_stats(filename)      prof.dump_stats(filename)
92      print "done and saved to", filename      print "done and saved to", filename
93    
94        if popup_dialog_box:
95            # catch the printout to stdout so that we can present the
96            # text in a dialog
97            f = StringIO.StringIO()
98            orig_stdout = sys.stdout
99            sys.stdout = f
100            try:
101                p = pstats.Stats(filename)
102                msg = _('These are the statistics sorted by cumulative time:')
103                p.strip_dirs().sort_stats('cumulative').print_stats()
104                m = f.getvalue()
105                msg = '%s\n\n%s' % (msg, m)
106            finally:
107                sys.stdout = orig_stdout
108    
109            dlg = wxScrolledMessageDialog(context.mainwindow, msg,
110                                          _('Profile Screen Render'))
111            dlg.ShowModal()
112    
113  registry.Add(Command("profile_screen_renderer", "Profile Screen Render",  
114    registry.Add(Command("profile_screen_renderer", _('Profile Screen Render'),
115                       profile_screen_renderer,                       profile_screen_renderer,
116                       helptext = "Profile the screen render"))                       helptext = _('Profile the screen render')))
 menu.InsertItem("profile_screen_renderer")  
117    
118    
119  #  #
# Line 100  def time_screen_renderer(context): Line 127  def time_screen_renderer(context):
127      """      """
128      start = time.clock()      start = time.clock()
129      do_redraw(context)      do_redraw(context)
130      print "redraw finished in", time.clock() - start, "s"      duration = time.clock() - start
131        msg = _('Redraw finished in %g seconds.') % duration
132        if popup_dialog_box:
133            context.mainwindow.RunMessageBox(_('Time Screen Render'), msg)
134        else:
135            print msg
136    
137    
138  registry.Add(Command("time_screen_renderer", "Time Screen Render",  registry.Add(Command("time_screen_renderer", _('Time Screen Render'),
139                       time_screen_renderer,                       time_screen_renderer,
140                       helptext = "Time the screen render"))                       helptext = _('Time the screen render')))
141  menu.InsertItem("time_screen_renderer")  
142    # find the extensions menu (create it anew if not found)
143    extensions_menu = main_menu.FindOrInsertMenu('extensions', _('E&xtensions'))
144    
145    profiler_menu = extensions_menu.InsertMenu("profiler", _('&Profiler'))
146    profiler_menu.InsertItem("time_screen_renderer")
147    profiler_menu.InsertItem("profile_screen_renderer")
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