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@pkoch
Last active October 24, 2020 21:40
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Listas

Criar vazia

l = []

Criar com elementos

l = [1, 'popo', [], {}]

Aceder a um index

l[0]

Contar elementos

len(l)

Adicionar um elemento

no fim

l.append(alvo)

Por cima de uma posição ja existente

l[0] = alvo_novo

Eliminar um elemento

por index

del l[0]

por valor

l.remove(alvo)

Criar copia

l.copy()

Dicionários

Criar vazio

d = {}

Criar com entradas

d = {'a': 1, 'b': 2}

Gravar

d[chave] = valor

Aceder

d[chave]

Eliminar

del d[chave]

Contar elementos

len(d)

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