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Python

Start here: the friendliest first language.

Getting started
  1. 01 Your first program
  2. 02 Variables — boxes with names
  3. 03 Text: working with strings
  4. 04 Numbers and maths
  5. 05 Making decisions with if
  6. 06 Types, and converting between them
  7. 07 Repeating things with loops
  8. 08 Comments and readable code
  9. 09 Lists: many values, one name
  10. 10 Getting input (and why it is different here)
  11. 11 Dictionaries: looking things up by name
  12. 12 Writing your own functions
  13. 13 return: getting an answer back
  14. 14 Reading an error message
Control flow
  1. 15 Combining conditions
  2. 16 Loops inside loops
Functions
  1. 17 Default and named arguments
  2. 18 Scope: where a variable lives
  3. 19 Designing a good function
Data structures
  1. 20 Slicing: taking pieces of a list
  2. 21 List methods: sort, insert and pop
  3. 22 Lists of dictionaries: real data
  4. 23 Tuples and sets
  5. 24 List comprehensions
When things go wrong
  1. 25 Catching errors with try and except
  2. 26 Raising errors on purpose
  3. 27 Finding a bug without guessing

Stuck, or want someone to ask?

WasiLearn Academy teaches this material live, in small groups, online and in Karachi.

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