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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def iprotate(l, steps=1):
 r"""Like rotate, but modifies `l` in-place. True [2, 3, 1] [1, 2, 3] """

    if len(l):
        steps %= len(l)
        if steps:
            firstPart = l[:steps]
            del l[:steps]
            l.extend(firstPart)
    return l