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Hands-On Data Science with the Command Line

You're reading from   Hands-On Data Science with the Command Line Automate everyday data science tasks using command-line tools

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Product type Paperback
Published in Jan 2019
Publisher Packt
ISBN-13 9781789132984
Length 124 pages
Edition 1st Edition
Languages
Tools
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Authors (3):
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Jason Morris Jason Morris
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Jason Morris
Raymond Page Raymond Page
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Raymond Page
Chris McCubbin Chris McCubbin
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Chris McCubbin
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Toc

Using the file command

Once the data is done downloading, let's take a look and see what we've got. Go ahead and run ls -al amazon* to make sure the files actually downloaded:

If you have anything else in this directory named amazon, that will show up as well. Now that the files are downloaded, let's introduce a new command, called file. Go ahead and run the following file amazon* command:

Wow, without any parameters set, the file command was able to figure out that this is a compressed archive. You'll use the file command a lot to determine the type of files you're working with. Let's decompress the files so we can work with them. This might take a little bit, depending on the speed of your system.

To do so, run the following:

zcat amazon_reviews_us_Digital_Ebook_Purchase_v1_00.tsv.gz >> amazon_reviews_us_Digital_Ebook_Purchase_v1_00.tsv...
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