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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 get_in(d, t, default=None):
 """ look up if you can get a tuple of values from a nested dictionary, each item in the tuple a deeper layer example: get_in({1: {2: 3}}, (1, 2)) -> 3 example: get_in({1: {2: 3}}, (2, 3)) -> {} """

    result = reduce(lambda d, t: d.get(t, {}), t, d)
    if not result:
        return default
    else:
        return result