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Calculating file sizes

Lambda functions are handy for quickly creating short, one-line functions that can be used immediately without the need for formal def definitions.

In this exercise, you'll work with a lambda function that calculates the total file size including extra space needed for file information. extra_space is calculated as a percent of file_size.

说明

100 XP

Define the calculate_total lambda that adds the extra_space to the base file size.
Call calculate_total() on the file_size variable.

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