Method Description hlsKernel(**kwargs) Construct from input_files/hls_function, config_file, or vfs_build_dir. setNumKernelRuns(n) int >= 1 (default 1): number of top-level invocations per run() for zero-input-port kernels only. run(*inputs, shape=(-1)) Execute. Returns a varray (single output) or list (multi-output). getInputSpec(), getOutputSpec() Per-port metadata table.