Beginning Programming with Python For Dummies

Chapter 15

Storing Data in Files

In This Chapter

Considering how permanent storage works with applications

Deciding how to work with permanently stored content

Writing to a file for the first time

Obtaining content from the disk

Changing file content as needed

Removing a file from disk

Until now, application development might seem to be all about presenting information onscreen. Actually, applications center around a need to work with data in some way. Data is the focus of all applications because it’s the data that users are interested in. Be prepared for a huge disappointment the first time you present a treasured application to a user base and find that the only thing users worry about is whether the application will help them leave work on time after creating a presentation. The fact is, the best applications are invisible, but they present data in the most appropriate manner ...