Python Documentation Function map

Function from library builtins

map(function, sequence)

Given a function and a sequence, constructs a sequence of the results of applying the function to the elements of the sequence.

Parameters

functionfunction to apply to the elements

sequencesequence to map

Return

Sequence of elements transformed by applying the function

Examples

Code

list(map(abs, [-1, 2, -3]))

Result

[1, 2, 3]

Code

list(map(lambda n: n * 2, [1, 2, 3]))

Result

[2, 4, 6]

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