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Dictionaries and File I/O

Dictionaries and File I/O. George Mason University. Today’s topics. Review of Chapter 7 : Maps Go over examples and questions maps in Python using files. Maps review. What is a map? How is it different than a list? How do you declare a map? How do you get the keys of a map? Values?

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Dictionaries and File I/O

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  1. Dictionaries and File I/O George Mason University

  2. Today’s topics • Review of Chapter 7: Maps • Go over examples and questions • maps in Python • using files

  3. Maps review • What is a map? How is it different than a list? • How do you declare a map? • How do you get the keys of a map? Values? • What is a method?

  4. Let’s go over the exercises

  5. Maps (dictionaries) in python

  6. File Input/Output • A file is stored data available through the help of the operating system • So far, we have received user input through the keyboard with input( ) • there isn’t always a user there! • Need to open the file, then get its contents • We like to store contents as a string, or list of strings • Course outcome: look up how to open a file and read its contents on your own • use Google • use the documentation • demo with figuring out how to get keyboard input

  7. Questions?

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