Diff for "ConcatenationTestCode"

Differences between revisions 1 and 2

Counter to the performance guide on python 2.4 the following string concatenation is almost twice as fast:

   1 from time import time
   2 t = time()
   3 
   4 s = 'lksdajflakjdsflku09uweoir'
   5 for x in range(40):
   6     s += s[len(s)/2:]
   7     
   8 print 'duration:', time()-t

as:

Toggle line numbers

   1 from time import time
   2 t = time()
   3 
   4 s = 'lksdajflakjdsflku09uweoir'
   5 for x in range(40):
   6     s = "".join((s, s[len(s)/2:]))
   7     
   8 print 'duration:', time()-t

-  ⇤ ← Revision 1 as of 2005-05-19 16:22:08 → 
  Size: 522
  Editor: dhcp-130-65-200-92
  Comment:
+   ← Revision 2 as of 2005-05-19 16:22:43 → ⇥
  Size: 468
  Editor: dhcp-130-65-200-92
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
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-Line 5:
+Line 4:
-# Code is Public Domain.
-Line 20:
+Line 18:
-# Code is Public Domain.

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