Hi @i_mazlov , thanks for the great answer.
I've learned a lot

Cheers~
君心Jay

I would appreciate it if you could demonstrate the correct way to connect the red lines in the chart.

import c4d
import maxon
from redshift_api import redshift_id as rsID

def create_psr():

    mat = doc.GetActiveMaterial()
    if mat is None:
        raise ValueError("There is no selected BaseMaterial")

    nodeMaterial = mat.GetNodeMaterialReference()
    if nodeMaterial is None:
        raise ValueError("Cannot retrieve node material reference")

    nodespaceId = c4d.GetActiveNodeSpaceId()

    nimbusRef = mat.GetNimbusRef(nodespaceId)
    if nimbusRef is None:
        raise ValueError("Cannot retrieve the nimbus ref for that node space")

    graph = nimbusRef.GetGraph()
    if graph is None:
        raise ValueError("Cannot retrieve the graph of this nimbus ref")

    root = graph.GetRoot()

    nodes = []
    root.GetChildren(nodes, maxon.NODE_KIND.NODE)

    with graph.BeginTransaction() as transaction:

        TexNodeID: maxon.Id = maxon.Id(rsID.StrNodeID("texturesampler")) 
        rsmathabsvectorID: maxon.Id = maxon.Id(rsID.StrNodeID("rsmathabsvector")) 
        rsmathabsID: maxon.Id = maxon.Id(rsID.StrNodeID("rsmathabs")) 

        TexNode: maxon.GraphNode = graph.AddChild(maxon.Id(), TexNodeID) 
        P_rsmathabsvector: maxon.GraphNode = graph.AddChild(maxon.Id(), rsmathabsvectorID)
        S_rsmathabsvector: maxon.GraphNode = graph.AddChild(maxon.Id(), rsmathabsvectorID) 
        R_rsmathabs: maxon.GraphNode = graph.AddChild(maxon.Id(), rsmathabsID) 

        TexNodeScaleInputPort: maxon.GraphNode = TexNode.GetInputs().FindChild(
            rsID.StrPortID("texturesampler", "scale"))
        TexNodeOffsetInputPort: maxon.GraphNode = TexNode.GetInputs().FindChild(
            rsID.StrPortID("texturesampler", "offset"))
        TexNodeRotateInputPort: maxon.GraphNode = TexNode.GetInputs().FindChild(
            rsID.StrPortID("texturesampler", "rotate"))

        P_rsmathabsvectorOutPort: maxon.GraphNode = P_rsmathabsvector.GetOutputs().FindChild(
            rsID.StrPortID("rsmathabsvector", "out"))
        S_rsmathabsvectorOutPort: maxon.GraphNode = S_rsmathabsvector.GetOutputs().FindChild(
            rsID.StrPortID("rsmathabsvector", "out"))
        R_rsmathabOutPort: maxon.GraphNode = R_rsmathabs.GetOutputs().FindChild(
            rsID.StrPortID("rsmathabs", "out"))
        
        P_rsmathabsvectorInputPort: maxon.GraphNode = P_rsmathabsvector.GetInputs().FindChild(
            rsID.StrPortID("rsmathabsvector", "input"))
        S_rsmathabsvectorInputPort: maxon.GraphNode = S_rsmathabsvector.GetInputs().FindChild(
            rsID.StrPortID("rsmathabsvector", "input"))
        R_rsmathabInputPort: maxon.GraphNode = R_rsmathabs.GetInputs().FindChild(
            rsID.StrPortID("rsmathabs", "input"))  
        
        P_rsmathabsvectorOutPort.Connect(TexNodeScaleInputPort, modes=maxon.WIRE_MODE.NORMAL, reverse=False)
        S_rsmathabsvectorOutPort.Connect(TexNodeOffsetInputPort, modes=maxon.WIRE_MODE.NORMAL, reverse=False)
        R_rsmathabOutPort.Connect(TexNodeRotateInputPort, modes=maxon.WIRE_MODE.NORMAL, reverse=False)

        GroupNodes = []
        GroupNodes.append(TexNode)
        GroupNodes.append(P_rsmathabsvector)
        GroupNodes.append(S_rsmathabsvector)
        GroupNodes.append(R_rsmathabs)

        TexNodeScaleOutPort: maxon.GraphNode = TexNode.GetInputs().FindChild(
            rsID.StrPortID("texturesampler", "scale"))

        groupRoot = maxon.GraphNode()

        groupRoot = graph.MoveToGroup(groupRoot, maxon.Id("PSRgroupID"), GroupNodes)

        P_InputPort =  maxon.GraphModelHelper.CreateInputPort(groupRoot, "scaleid", "缩放")
        S_InputPort =  maxon.GraphModelHelper.CreateInputPort(groupRoot, "offsetid", "偏移")
        R_InputPort = maxon.GraphModelHelper.CreateInputPort(groupRoot, "rotateid", "旋转")
        PSR_OutputPort = maxon.GraphModelHelper.CreateOutputPort(groupRoot, "psrid", "输出")
        
        transaction.Commit()

    c4d.EventAdd()