def cuda_warpsize(mod):
    '''
    The size of a warp. All architectures implemented to date have a warp size
    of 32.
    '''
    def get(mod):
        return _warpsize()
    return get

    The size of a warp. All architectures implemented to date have a warp size
    of 32.
    
numba/cuda/intrinsics.py