def argmax_channel(data=None, out=None, name=None, **kwargs):
    """Returns argmax indices of each channel from the input array.

    The result will be an NDArray of shape (num_channel,).

    In case of multiple occurrences of the maximum values, the indices corresponding to the first occurrence
    are returned.

    Examples::

      x = [[ 0.,  1.,  2.],
           [ 3.,  4.,  5.]]

      argmax_channel(x) = [ 2.,  2.]



    Defined in src/operator/tensor/broadcast_reduce_op_index.cc:L97

    Parameters
    ----------
    data : NDArray
        The input array

    out : NDArray, optional
        The output NDArray to hold the result.

    Returns
    -------
    out : NDArray or list of NDArrays
        The output of this function.
    """
    return 0,
