class_docstr: Quaternion(w=1, x=0, y=0, z=0, normalize=True)
  
  A quaternion is a mathematically convenient way to
  describe rotations.
class_docstr_tok: ["Quaternion","(","w=1",",","x=0",",","y=0",",","z=0",",","normalize=True",")","A","quaternion","is","a","mathematically","convenient","way","to","describe","rotations","."]
code: def __repr__(self):
      return "<Quaternion object %1.3g + %1.3gi + %1.3gj + %1.3gk>" % (
          self.w,
          self.x,
          self.y,
          self.z,
      )
  
imports: import numpy
label_desc: Use image node_id 2 for calling the Quaternion obj's underlying member method code with example usage: obj.__repr__() and returns: unknown