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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 indexof(coll, item, start=0, default=None):
 """Return the index of the item in the collection :param coll: iterable :param item: scalar :param start: (optional) The start index :default: The default value of the index if the item is not in the collection :returns: idx -- The index of the item in the collection 2 3 True """

    if item in coll[start:]:
        return list(coll).index(item, start)
    else:
        return default