Week 3 Learning Summary

Week 3 subject 1: Strings (cont.)

• Modify string literals with embedded values and f-strings.
• Adding and multiplying strings: note the difference between concatenating strings and printing multiple strings.
• Methods to format strings

• .title()
• .upper(), lower()
• .lstrip(), rstrip(), strip()
• .removeprefix()

• f-strings
• Use variables in f-strings
• way to format values of variables into strings

Week 3 subject 2: Numbers

• Integer operations
• +, -, *, /
• **
• %, //, pay special attention: how // works for negative numbers!
• Floating point numbers are numbers with decimal points
• Floating point operations
• Same as integers
• % and // also works for floats!
• Type conversion from int to float
• Automatic and manual conversion with float()
• Never compare if floats are equal!