def METHOD_NAME(F, x: Tensor) -> Tensor:
    """
    Derivative function of SoftRelu activation computed at point `x`.
    Parameters
    ----------
    F
        A module that can either refer to the Symbol API or the NDArray API in
        MXNet.
    x
        Input tensor
    Returns
    -------
    Tensor
        Derivative tensor
    """
    e = mx.nd.exp(x)
    return e / (1 + e)