Open up "vocab.csv" to see the extracted vocabulary and corresponding word frequencies.
Open up "preprocessing_results.txt" to see the original data sentences and the resulting cleaned sentences.
Tester can verify that text has been cleaned, converted into lowercase, had appostrophes converted, and had stopwords removed.
As an admin, I want to be able to parse and preprocess raw text data so I can feed it into a machine learning model for sentiment analysis.