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Python for Data Science For Dummies by Luca Massaron, John Paul Mueller

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Chapter 5

Working with Real Data

In This Chapter

arrow Manipulating data streams

arrow Working with flat files

arrow Working with unstructured files

arrow Interacting with relational databases

arrow Using NoSql as a data source

arrow Interacting with web-based data

Data science applications require data by definition. It would be nice if you could simply go to a data store somewhere, purchase the data you need in an easy-open package, and then write an application to access that data. However, data is messy. It appears in all sorts of places, in many different forms, and you can interpret it in many different ways. Every organization has a different method of viewing data and stores it in a different manner as well. Even when the data management system used by one company is the same as the data management system used by another company, the chances are slim that the data will appear in the same format or even use the ...

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