Most realistic applications deal with large datasets and will require results to be stored in persistent media, such as a hard disk. NumPy arrays can be stored in either text or binary format and binary files can be optionally compressed. We start the section by showing you a recipe to store files in text format.
Storing and retrieving NumPy arrays
How to do it...
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Storing a NumPy array in text format
To store a single NumPy array to the disk in text format, use the savetxt...