[ctypes-commit] ctypes/unittests/com test_perf.py,1.1,1.2

[Thomas H. <th...@us...>]

Update of /cvsroot/ctypes/ctypes/unittests/com
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv5422

Modified Files:
	test_perf.py 
Log Message:
It's in better shape now.
And includes some figures.


Index: test_perf.py
===================================================================
RCS file: /cvsroot/ctypes/ctypes/unittests/com/test_perf.py,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -d -r1.1 -r1.2
*** test_perf.py	16 Feb 2005 18:31:32 -0000	1.1
--- test_perf.py	16 Feb 2005 20:40:20 -0000	1.2
***************
*** 1,14 ****
! # Some preformance measurements
  
! def test(*args):
      from timeit import main
!     print args[-1]
      main(args)
-     print
  
! from ctypes.com.client import Dispatch
! d = Dispatch("InternetExplorer.Application")
! fd = d.Navigate.fd
  
  from ctypes import *
  class POINT(Structure):
--- 1,22 ----
! import sys, re
  
! # Some preformance measurements
! def timeit(*args):
      from timeit import main
!     from cStringIO import StringIO
! 
!     prev_stdout = sys.stdout
!     sys.stdout = StringIO()
! 
      main(args)
  
!     out = sys.stdout.getvalue()
!     sys.stdout = prev_stdout
!     match = re.search(r"(\d+\.\d*|\d+) usec", out)
!     time = float(match.group(1))
!     print "%8.2f: %s" % (time, args[-1])
  
+ ################################################################
+ import ctypes
  from ctypes import *
  class POINT(Structure):
***************
*** 21,88 ****
      pass
  
  if __name__ == "__main__":
!     # 0.382 us
!     test("-s", "from test_perf import Class",
           "Class()")
!     # 1.38 us
!     test("-s", "from test_perf import POINT",
           "POINT()")
!     # 1.43 us
!     test("-s", "from test_perf import RECT",
           "RECT()")
! 
!     import sys
!     sys.exit()
! 
!     # 0.238 us
!     test("-s", "from test_perf import POINT; pt = POINT()",
!          "pt.y")
! 
!     # 2.37 us
!     test("-s", "from test_perf import RECT; rc = RECT()",
!          "rc.lr")
! 
!     # 6.72 us
!     test("-s", "from test_perf import fd",
           "fd.lprgelemdescParam")
! 
!     # 10.4 us = 6.72 us + 3.68 us
!     test("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[0]")
! 
!     # 10.4 us = 6.72 us + 3.68 us
!     test("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1]")
! 
!     # 13.2 us = 10.u us + 2.80 us
!     test("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1].tdesc")
! 
!     # 14 us = 13.2 + 0.8 us
!     test("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1].tdesc.vt")
! 
!     # 20.7 us = 14 us + 6.7 us
!     test("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1].tdesc.u.lptdesc[0].vt")
  
  
!     # 1.12 us
!     test('-s', "from ctypes import c_int", "c_int()")
!     # 1.33 us
!     test('-s', "from ctypes import c_int", "c_int(42)")
!     # 2.46 us
!     test('-s', "from ctypes.com.automation import VARIANT", "VARIANT()")
! 
!     # 5.41 us
!     test('-s', "from ctypes.com.automation import VARIANT; v = VARIANT(3)", "v.value")
! 
!     # 5.27 us
!     test('-s', "from comtypes.automation import VARIANT; v = VARIANT(3)", "v.value")
  
!     # 11.7 us
!     test('-s', "from ctypes.com.automation import VARIANT; v = VARIANT()", "v.value = 3.14")
  
-     # 13.3 us
-     test('-s', "from comtypes.automation import VARIANT; v = VARIANT()", "v.value = 3.14")
  
--- 29,128 ----
      pass
  
+ # get a FUNCDESC instance
+ from ctypes.com.client import Dispatch
+ d = Dispatch("InternetExplorer.Application")
+ fd = d.Navigate.fd
+ 
+ ################################################################
+ 
  if __name__ == "__main__":
!     print "ctypes version:", ctypes.__version__
!     print "python version:", sys.version
! 
!     timeit("-s", "from test_perf import Class",
           "Class()")
!     timeit("-s", "from test_perf import POINT",
           "POINT()")
!     timeit("-s", "from test_perf import RECT",
           "RECT()")
!     timeit("-s", "from test_perf import POINT; point = POINT()",
!          "point.y")
!     timeit("-s", "from test_perf import RECT; rect = RECT()",
!          "rect.lr")
!     timeit("-s", "from test_perf import fd",
           "fd.lprgelemdescParam")
!     timeit("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[0]")
!     timeit("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1]")
!     timeit("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1].tdesc")
!     timeit("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1].tdesc.vt")
!     timeit("-s", "from test_perf import fd",
           "fd.lprgelemdescParam[1].tdesc.u.lptdesc[0].vt")
+     timeit('-s', "from ctypes import c_int",
+            "c_int()")
+     timeit('-s', "from ctypes import c_int",
+            "c_int(42)")
+     timeit('-s', "from ctypes.com.automation import VARIANT",
+            "VARIANT()                                   # ctypes.com")
+     timeit('-s', "from ctypes.com.automation import VARIANT; variant = VARIANT(3)",
+            "variant.value                               # ctypes.com")
+     timeit('-s', "from ctypes.com.automation import VARIANT; variant = VARIANT()",
+            "variant.value = 3.14                        # ctypes.com")
+     try:
+         import comtypes
+     except ImportError:
+         sys.exit()
  
+     timeit('-s', "from comtypes.automation import VARIANT",
+            "VARIANT()                                   # comtypes")
+     timeit('-s', "from comtypes.automation import VARIANT; variant = VARIANT(3)",
+            "variant.value                               # comtypes")
+     timeit('-s', "from comtypes.automation import VARIANT; variant = VARIANT()",
+            "variant.value = 3.14                        # comtypes")
  
! # on my machine:
  
! ##ctypes version: 0.9.2
! ##python version: 2.4 (#60, Nov 30 2004, 11:49:19) [MSC v.1310 32 bit (Intel)]
! ##    0.38: Class()
! ##    1.97: POINT()
! ##    1.98: RECT()
! ##    0.24: point.y
! ##    2.43: rect.lr
! ##    7.21: fd.lprgelemdescParam
! ##   10.90: fd.lprgelemdescParam[0]
! ##   12.00: fd.lprgelemdescParam[1]
! ##   15.30: fd.lprgelemdescParam[1].tdesc
! ##   16.00: fd.lprgelemdescParam[1].tdesc.vt
! ##   26.20: fd.lprgelemdescParam[1].tdesc.u.lptdesc[0].vt
! ##    1.80: c_int()
! ##    1.97: c_int(42)
! ##    2.93: VARIANT()                                   # ctypes.com
! ##    5.30: variant.value                               # ctypes.com
! ##   11.60: variant.value = 3.14                        # ctypes.com
  
  
+ ##ctypes version: 0.9.3
+ ##python version: 2.4 (#60, Nov 30 2004, 11:49:19) [MSC v.1310 32 bit (Intel)]
+ ##    0.41: Class()
+ ##    1.34: POINT()
+ ##    1.39: RECT()
+ ##    0.23: point.y
+ ##    2.36: rect.lr
+ ##    7.22: fd.lprgelemdescParam
+ ##   10.80: fd.lprgelemdescParam[0]
+ ##   10.90: fd.lprgelemdescParam[1]
+ ##   13.50: fd.lprgelemdescParam[1].tdesc
+ ##   14.40: fd.lprgelemdescParam[1].tdesc.vt
+ ##   21.70: fd.lprgelemdescParam[1].tdesc.u.lptdesc[0].vt
+ ##    1.13: c_int()
+ ##    1.32: c_int(42)
+ ##    2.34: VARIANT()                                   # ctypes.com
+ ##    5.49: variant.value                               # ctypes.com
+ ##   11.60: variant.value = 3.14                        # ctypes.com
+ ##    1.40: VARIANT()                                   # comtypes
+ ##    5.54: variant.value                               # comtypes
+ ##   12.10: variant.value = 3.14                        # comtypes