How to Control multi-cameras in the 3D scene?

Hello, I want use two multi-cameras in the 3D scene. One cameras follow the people’s moving, and the other camera follow the mouse’s move, How can I design this multi-cameras? can you give me some advices. Thanks.

Sorry, I don’t get it.

I think this might help:

Thanks teedee
I want to use two cameras in the same scene. one camera follows the people’s moving, the other camera follows follows the mouse. Is there any libs in Panda3D, or some examples in Panda3D. Thanks.