SelectWhat's included
There are libraries like Readline, JLine, or the Python Prompt Toolkit that help you do this in various programming languages, but you can also do it yourself. This post will explore the basics of how you can control the terminal from any command-line program, with examples in Python, and how your own code can directly make use of all the special features the terminal has to offer.
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$ sort email-patterns.txt | uniq --count | sort -nr | head -10
Combining functions, conversions, and error handling: