[Python] How can I merge multiple lists into one without keeping duplicates? [duplicate]

I have several lists in Python, for example:

list1 = [1, 2, 3]
list2 = [2, 3, 4]
list3 = [4, 5]


I want to combine all of them into a single list while removing any duplicate values, so the final result would be [1, 2, 3, 4, 5].

What is the most efficient way to do this in Python, especially if I have many lists?

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