def int2double_rn(i):
    """
    See https://docs.nvidia.com/cuda/libdevice-users-guide/__nv_int2double_rn.html

    :param i: Argument.
    :type i: int32
    :rtype: float64
"""

    See https://docs.nvidia.com/cuda/libdevice-users-guide/__nv_int2double_rn.html

    :param i: Argument.
    :type i: int32
    :rtype: float64

numba/cuda/libdevice.py