id: stream label: Stream color: "#000000" multiple_connections_per_input: false multiple_connections_per_output: true templates: - type: [stream, stream] connect: self.connect(${ make_port_sig(source) }, ${ make_port_sig(sink) }) cpp_connect: hier_block2::connect(${ make_port_sig(source) }, ${ make_port_sig(sink) })