SimpleAttribute PythonCode {}
SimpleAttribute String {}

Class CoupledDEVSBlock {
    name : String
}

Class DEVSInstance {
    name: String
    type: String
    parameters: String
}

Association SubModel(CoupledDEVSBlock, DEVSInstance) {}

Class Port {
    name: String
}

Class InputPort: Port {}
Class OutputPort: Port {}

Association DEVSBlockToPort(CoupledDEVSBlock, Port) {}
Association DEVSInstanceToPort(DEVSInstance, Port) {}
Association Channel (Port, Port) {}