[Zope3-checkins] CVS: Zope3/doc/schema - vocabularies.txt:1.4

[Fred L. Drake, Jr.]

Update of /cvs-repository/Zope3/doc/schema
In directory cvs.zope.org:/tmp/cvs-serv9017

Modified Files:
	vocabularies.txt 
Log Message:
Try adding a more introductory definition of a vocabulary.


=== Zope3/doc/schema/vocabularies.txt 1.3 => 1.4 ===
--- Zope3/doc/schema/vocabularies.txt:1.3	Tue Jul 15 12:54:12 2003
+++ Zope3/doc/schema/vocabularies.txt	Thu Jul 24 11:36:43 2003
@@ -13,6 +13,11 @@
 contents of a file maintained by another process, or static data
 provided by a separately maintained piece of code.
 
+A vocabulary is an object which represents a collection of distinct
+values (where distinct means that any two of them compare as not equal
+using !=, and no two compare equal using ==).  These are most
+interesting when the set of values is highly dynamic.
+
 A vocabulary field in a schema contains either a vocabulary object
 (``IBaseVocabulary``) or a name of a vocabulary.  If a name is used,
 the specific vocabulary to use will be supplied by a registry when the