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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 compute_jaccard_index(x_set, y_set):
 """Return the Jaccard similarity coefficient of 2 given sets. Args: x_set (set):
 first set. y_set (set):
 second set. Returns: float: Jaccard similarity coefficient. """

    if not x_set or not y_set:
        return 0.0

    intersection_cardinal = len(x_set & y_set)
    union_cardinal = len(x_set | y_set)

    return intersection_cardinal / float(union_cardinal)