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Introduzindo Python, 2ª Edição
book

Introduzindo Python, 2ª Edição

by Bill Lubanovic
April 2025
Intermediate to advanced
630 pages
12h 48m
Portuguese (Portugal, Brazil)
O'Reilly Media, Inc.
Content preview from Introduzindo Python, 2ª Edição

Capítulo 1. Um gosto de Py

Este trabalho foi traduzido com recurso a IA. Agradecemos o teu feedback e comentários: translation-feedback@oreilly.com

Só as linguagens feias se tornam populares. Python é a única exceção.

Don Knuth

Mistérios

Vamos começar com dois mini-mistérios e as suas soluções. O que achas que significam as duas linhas seguintes?

(Row 1): (RS) K18,ssk,k1,turn work.
(Row 2): (WS) Sl 1 pwise,p5,p2tog,p1,turn.

Na verdade, é um padrão de tricô; especificamente, um fragmento que descreve como virar o calcanhar de uma meia, como o da Figura 1-1.

socks
Figura 1-1. Meias de malha

Isto faz tanto sentido para mim como um puzzle de Sudoku faz para um dos meus gatos, mas a minha mulher compreende-o perfeitamente. Se fores tricoteira, também o fazes.

Vamos tentar outro texto misterioso, encontrado num cartão de índice. Vais perceber logo o seu propósito, embora possas não saber o seu produto final:

  1/2 c. butter or margarine
  1/2 c. cream
  2 1/2 c. flour
  1 t. salt
  1 T. sugar
  4 c. riced potatoes (cold)

Be sure all ingredients are cold before adding flour.
Mix all ingredients.
Knead thoroughly.
Form into 20 balls.  Store cold until the next step.
For each ball:
  Spread flour on cloth.
  Roll ball into a circle with a grooved rolling pin.
  Fry on griddle until brown spots appear.
  Turn over and fry other side.

Mesmo que não cozinhes, provavelmente reconheceste que se trata de umareceita ...

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Publisher Resources

ISBN: 9798341641402