[csw-devel] SF.net SVN: gar:[17289] csw/mgar/gar/v2/lib/python/sharedlib_utils.py

[wahwah at users.sourceforge.net]

Revision: 17289
          http://gar.svn.sourceforge.net/gar/?rev=17289&view=rev
Author:   wahwah
Date:     2012-03-04 12:30:56 +0000 (Sun, 04 Mar 2012)
Log Message:
-----------
pkgdb: Adding back a collection substring getter

It's used in another function.

Modified Paths:
--------------
    csw/mgar/gar/v2/lib/python/sharedlib_utils.py

Modified: csw/mgar/gar/v2/lib/python/sharedlib_utils.py
===================================================================
--- csw/mgar/gar/v2/lib/python/sharedlib_utils.py	2012-03-04 12:30:27 UTC (rev 17288)
+++ csw/mgar/gar/v2/lib/python/sharedlib_utils.py	2012-03-04 12:30:56 UTC (rev 17289)
@@ -230,3 +230,13 @@
   """Needs to be improved to escape more characters."""
   s = s.replace(r'.', r'\.')
   return s
+
+
+def CollectionLongestCommonSubstring(collection):
+  current_substring = collection.pop()
+  while collection and current_substring:
+    substring_set = LongestCommonSubstring(current_substring,
+                                           collection.pop())
+    if substring_set:
+      current_substring = list(substring_set)[0]
+  return current_substring

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