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","."]
docstr: Create an exact copy of this quaternion.
docstr_tok: ["Create","an","exact","copy","of","this","quaternion","."]
code: def copy(self):
      """Create an exact copy of this quaternion."""
      return Quaternion(self.w, self.x, self.y, self.z, False)
  
imports: import numpy
label_desc: Use image node_id 3 for calling the Quaternion obj's underlying member method code with example usage: obj.copy() and returns: Quaternion