python typing practice

the thread through every rung

making tea for three

21 rungs

1. 01 · say something

   calling a function

   first time you type" ( )

2. 02 · keep it in a name

   assignment

   first time you type= _

3. 03 · more than one thing to say

   several arguments

   first time you type,

4. 04 · a choice

   if and else, and the indent that follows

   first time you type: >

5. 05 · go through a list

   a list, and a loop over it

   first time you type[ ]

6. 06 · add them up

   arithmetic that accumulates

   first time you type+ - /

7. 07 · a note to yourself

   a comment

   first time you type# *

8. 08 · a name for a job

   def and return

   nothing new to reach for

9. 09 · look things up

   a dict

   first time you type{ }

10. 10 · words with values in them

    an f-string

    nothing new to reach for

11. 11 · is it the same?

    equality and its opposite

    first time you type! <

12. 12 · a list in one line

    a comprehension

    nothing new to reach for

13. 13 · a quote inside a quote

    the other quote mark

    first time you type'

14. 14 · when it goes wrong

    try and except

    nothing new to reach for

15. 15 · a thing that holds its own state

    a class

    first time you type.

16. 16 · asking things to do work

    methods

    nothing new to reach for

17. 17 · every other one

    the remainder

    first time you type%

18. 18 · arguments with names

    defaults and keywords

    nothing new to reach for

19. 19 · say what goes in and out

    type hints

    nothing new to reach for

20. 20 · wrap a function in another

    a decorator

    first time you type@

21. 21 · the whole thing

    everything so far, doing one job

    nothing new to reach for