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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 gini_coefficient(y):
 r""" Implements the Gini inequality index Parameters y : array_like(float) Array of income/wealth for each individual. Ordered or unordered is fine Returns ------- Gini index: float The gini index describing the inequality of the array of income/wealth References https://en.wikipedia.org/wiki/Gini_coefficient """

    n = len(y)
    i_sum = np.zeros(n)
    for i in prange(n):
        for j in range(n):
            i_sum[i] += abs(y[i] - y[j])
    return np.sum(i_sum) / (2 * n * np.sum(y))