add count field to Extractor class
git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3650 fd906abe-77d9-0310-91a1-e0d9ade77398
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								external/interfaces.py
									
										
									
									
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								external/interfaces.py
									
										
									
									
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					@ -107,6 +107,8 @@ class IExtractor(Interface):
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        top-level or root object.
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					        top-level or root object.
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    """
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					    """
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					    count = Attribute('Number of elements extracted.')
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    def extract():
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					    def extract():
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        """ Creates and returns a sequence of IElement objects by scanning
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					        """ Creates and returns a sequence of IElement objects by scanning
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            the content of the context object.
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					            the content of the context object.
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