(y)
return y.mapValues(lambda x: np.zeros(1)), np.zeros(1)
The initialize value if using cross entropy,
            this function mainly uses in secureboost's tree value initialize

        Parameters
        ----------
        y : Table
            The input data's labels

        Returns
        -------
        y_initialize : Table, the value of the table is a 1D numpy ndarray,
            which filled with zeros
The initialize value if using cross entropy,
            this function mainly uses in secureboost's tree value initialize
The initialize value if using cross entropy this function mainly uses in secureboost s tree value initialize
def initialize(y):
        """
        The initialize value if using cross entropy,
            this function mainly uses in secureboost's tree value initialize

        Parameters
        ----------
        y : Table
            The input data's labels

        Returns
        -------
        y_initialize : Table, the value of the table is a 1D numpy ndarray,
            which filled with zeros

        """
        return y.mapValues(lambda x: np.zeros(1)), np.zeros(1)
def initialize ( y ) : return y . mapValues ( lambda x : np . zeros ( 1 ) ) , np . zeros ( 1 )