Fixed variable name - text2 changed to text

Added support for ",;" in sentence boundaries

rake.py

@@ -26,7 +26,7 @@ def separatewords(text,minWordReturnSize):
 # Utility function to return a list of sentences.
 # @param text The text that must be split in to sentences.
 def splitSentences(text):
-	sentenceDelimiters = re.compile('[.!?]')
+	sentenceDelimiters = re.compile('[.!?,;]')
 	sentenceList = sentenceDelimiters.split(text)
 	return sentenceList
 
@@ -88,7 +88,7 @@ def generateCandidateKeywordScores(phraseList, wordscore):
 text = "Compatibility of systems of linear constraints over the set of natural numbers. Criteria of compatibility of a system of linear Diophantine equations, strict inequations, and nonstrict inequations are considered. Upper bounds for components of a minimal set of solutions and algorithms of construction of minimal generating sets of solutions for all types of systems are given. These criteria and the corresponding algorithms for constructing a minimal supporting set of solutions can be used in solving all the considered types of systems and systems of mixed types."
 
 # Split text into sentences
-sentenceList = splitSentences(text2)
+sentenceList = splitSentences(text)
 stoppath = "englishstop.txt" 
 stopwordpattern = buildStopwordRegExPattern(stoppath)