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Aprenda for loop (3/5) | Loops
Learn Python from Scratch
course content

Conteúdo do Curso

Learn Python from Scratch

Learn Python from Scratch

1. The basics
2. Arithmetic operations
3. Common data types
4. Conditional statements
5. Other data types
6. Loops
7. Functions

book
for loop (3/5)

After the last task, you can see that it looks good, but it would be much better if we could also get both numbers separately. This is possible, as you can put one loop in another.

For example, you surely remember our list with 5 countries and their areas and populations. Firstly, we can build for loop to print each element. Then, we can check, if this element is a tuple. If True, we need to iterate over its elements. To check if the object is, for example, tuple, use

object is tuple

Let's see how it works:

1234567891011
# countries data countries = ['USA', (9629091, 331002651), 'Canada', (9984670, 37742154), 'Germany', (357114, 83783942), 'Brazil', (8515767, 212559417), 'India', (3166391, 1380004385)] for i in countries: # iterate over list if type(i) is tuple: # check if it is tuple for j in i: # if tuple, then iterate over it print(j) else: # if not, just print item print(i)
copy
Tarefa

Swipe to start coding

Using list people print all the names, ages, and heights in that order.

Solução

Switch to desktopMude para o desktop para praticar no mundo realContinue de onde você está usando uma das opções abaixo
Tudo estava claro?

Como podemos melhorá-lo?

Obrigado pelo seu feedback!

Seção 6. Capítulo 5
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book
for loop (3/5)

After the last task, you can see that it looks good, but it would be much better if we could also get both numbers separately. This is possible, as you can put one loop in another.

For example, you surely remember our list with 5 countries and their areas and populations. Firstly, we can build for loop to print each element. Then, we can check, if this element is a tuple. If True, we need to iterate over its elements. To check if the object is, for example, tuple, use

object is tuple

Let's see how it works:

1234567891011
# countries data countries = ['USA', (9629091, 331002651), 'Canada', (9984670, 37742154), 'Germany', (357114, 83783942), 'Brazil', (8515767, 212559417), 'India', (3166391, 1380004385)] for i in countries: # iterate over list if type(i) is tuple: # check if it is tuple for j in i: # if tuple, then iterate over it print(j) else: # if not, just print item print(i)
copy
Tarefa

Swipe to start coding

Using list people print all the names, ages, and heights in that order.

Solução

Switch to desktopMude para o desktop para praticar no mundo realContinue de onde você está usando uma das opções abaixo
Tudo estava claro?

Como podemos melhorá-lo?

Obrigado pelo seu feedback!

Seção 6. Capítulo 5
Switch to desktopMude para o desktop para praticar no mundo realContinue de onde você está usando uma das opções abaixo
Sentimos muito que algo saiu errado. O que aconteceu?
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