PyDA Course
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Advanced ⏱ 50 min 📖 2 Lessons

Module 2: Tokenization & Word Frequency

Split raw text into tokens, count word frequencies, and build the vocabulary for our language model.

tokenizationword-frequencydictvocabularynlp

Lessons

1
Tokenization Basics Build a tokenize() function that splits raw text into clean word tokens using only string methods.
Advanced ⏱ 25 min ⚡ +100 XP
→ 2
Word Frequency Counting Tally tokens into a frequency dict, extract vocabulary stats, and identify the most and least common words.
Advanced ⏱ 25 min ⚡ +100 XP
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Loading a Text Corpus Bigram Probability Tables