[Python] How should I take a matrix from input?

As we know input makes the inputs to string. How can I take matrix like this ([[1,2],[3,4]]) from input() by user and have it like a normal 2D list to do some thing on it.

It should be like that

data = input([[1,2],[3,4]])
print(data)


output : [[1,2],[3,4]]

I tried this data = list(input()) but it was so wrong.

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