def METHOD_NAME():
    """
    We look for float 16 cuda headers cuda_fp16.h and cuda_fp16.hpp
    based on cuda_path locations and return their directory
    """
    from keopscore.config.config import cuda_include_path
    if cuda_include_path:
        return cuda_include_path
    cuda_fp16_h_abspath = get_include_file_abspath("cuda_fp16.h")
    cuda_fp16_hpp_abspath = get_include_file_abspath("cuda_fp16.hpp")
    if cuda_fp16_h_abspath and cuda_fp16_hpp_abspath:
        path = os.path.dirname(cuda_fp16_h_abspath)
        if path != os.path.dirname(cuda_fp16_hpp_abspath):
            KeOps_Error("cuda_fp16.h and cuda_fp16.hpp are not in the same folder !")
        return path
    else:
        KeOps_Error("cuda_fp16.h and cuda_fp16.hpp were not found")