Finally, Python has another data structure, the set, which superficially resembles a dictionary. Think of it as a dictionary with only keys, but no values. Its syntax is also similar to a dictionary: ...

One of these data structures, the "dictionary" data structure, functions as a storage str. ... In order to store key-value pairs in Python, you can use the dictionary data structure.

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Python’s pickle module provides a way to serialize and deserialize Python data structures—for instance, to allow a dictionary to be saved as-is to a file and reloaded later.

In Python, the most common of these data types is called the "list." The list is a zero-indexed collection of data of any type, stored linearly: the first item is at index 0, the second at index 1 ...

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, Pandas can load data from ...

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