Use of PunktSentenceTokenizer in NLTK

Question

I am learning Natural Language Processing using NLTK. I came across the code using PunktSentenceTokenizer whose actual use I cannot understand in the given code

Answer 1

You can refer below link to get more insight on usage of PunktSentenceTokenizer. It vividly explains why PunktSentenceTokenizer is used instead of sent-tokenize() with regard to your case.

http://nlpforhackers.io/splitting-text-into-sentences/