The Python programming language, despite its ease of use, offers a depth of useful functions, modules and data structures. One of these data structures, the "dictionary" data structure, functions as a ...

A word frequency counter is an algorithm used to count how often each word appears in a given text. It typically involves these steps: Preprocess the text (convert to lowercase, remove punctuation).

# In this lab, we will focus on the `build_freqs()` helper function and visualizing a dataset fed into it. In our goal of tweet sentiment analysis, this function will build a dictionary where we can ...