Data structures—like lists, dictionaries (i.e., hashmaps or key-value stores), tuples (for storing immutable collections of objects), and sets (for storing collections of unique objects)—are ...

This online data science specialization will teach you the fundamentals of data structures and algorithms with a focus on data science applications. This specialization is ideal for learners ...

Creating Data Frames Although it's possible to create a data frame from scratch using Python data structures or NumPy arrays, it's more common in my experience to do so from a file. Fortunately, ...