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Solution: Program Usage at the Command Prompt as a Utility

Explore how to build a Python command line utility that performs basic arithmetic operations using operators entered at the prompt. Understand handling command-line arguments, validating inputs, and displaying results or errors. Learn to write a practical calculator program with Python.

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The solution to the problem of writing a program that can be used at the command prompt as a calculating utility is given below.

Solution

After clicking the “Run” button, write the following command in the terminal below:

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