code: def cublasSspr(handle, uplo, n, alpha, x, incx, AP):
      
      
      status = _libcublas.cublasSspr_v2(handle, 
                                        _CUBLAS_FILL_MODE[uplo], n,                                       
                                        ctypes.byref(ctypes.c_float(alpha)), 
                                        int(x), incx, int(AP))                                      
      cublasCheckStatus(status)
docs: Rank-1 operation on real symmetric-packed matrix.