Re: [Pyobjc-dev] Autopsy of a ktrace

[<bb...@ma...>]

I used Sampler to monitor file operations and it appears to be that 
+bundleForClass: calls stat() and access() for each class -- likely for 
each Bundle -- to find the bundle for the class.

Ouch.

Report #0 - Allocation for python (process 13776)
Stacks at 2003-01-19 11:25:41 -0500
Samples (displayed/total): 3345/3345
Call graph:
     1241 stat*
       1136 _NSFileAccessModes
         1136 _NSCouldBeBundle
           1130 _NSFrameworkPathFromLibraryPath
             1006 +[NSBundle bundleForClass:]
               1006 objc_loadBundle
                 1006 PyObject_Call
                   1006 do_call
                     1006 call_function
                       1006 eval_frame
                         1006 PyEval_EvalCodeEx
                           1006 PyEval_EvalCode
                             1006 PyImport_ExecCodeModuleEx
                               1006 load_source_module
......

     1137 access*
       1136 _NSFileAccessModes
         1136 _NSCouldBeBundle
           1130 _NSFrameworkPathFromLibraryPath
             1006 +[NSBundle bundleForClass:]
               1006 objc_loadBundle
                 1006 PyObject_Call
                   1006 do_call
                     1006 call_function
                       1006 eval_frame
                         1006 PyEval_EvalCodeEx

......