Toolkits > com.ibm.streamsx.topology.pysamples 1.1.0 > com.ibm.streamsx.topology.pysamples.positional > ReturnList
Demonstrate returning a list of values, each value is submitted as a tuple.
@spl.map(style='position') def ReturnList(a,b,c): "Demonstrate returning a list of values, each value is submitted as a tuple." return [(a+1,b+1,c+1),(a+2,b+2,c+2),(a+3,b+3,c+3),(a+4,b+4,c+4)]
Tuple attribute values are passed by position to the Python callable.