code: def __init__(self, q0=np.array((1.0, 0.0, 0.0, 0.0)), qe=np.zeros(4)):
      self.q0, self.qe = Quaternion(q0), Quaternion(qe)
  
imports: import numpy
label_desc: Use image node_id 2 to create a new DualQuaternion object  with example: obj = DualQuaternion(q0, qe)