Python dict.setdefault() Method

Dictionary Method • Get or Set

The setdefault() method returns the value of the item with the specified key.

If the key does not exist, insert the key, with the specified value.

Syntax

dictionary.setdefault(keyname, value)

Parameter	Description
`keyname`	Required. The keyname of the item you want to return the value from
`value`	Optional. If the key exists, this parameter has no effect. If the key does not exist, this value becomes the key's value. Default value None

The value of the item with the specified key.

Using the setdefault() method:

Output

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