1. Python and Console Interaction

2. Conditionals

3. Looping

4. Functions and Exceptions

5. Strings

5.1 Indexing

5.2 Slicing

5.3 Immutability

5.4 Strings and For Loops

5.5 The in Keyword

The in Keyword

Finding a Letter

Using Literals

Finding Substrings

Contains a Letter

Check Your Understanding

Exercise: Contains a Vowel

5.6 String Methods

6. Creating and Altering Data Structure

7. Extending Data Structures