def __init__(self, x=0, y=0, z=0, xy=0, xz=0, yz=0):
"""Initializes the PositionError object."""
XYZ.__init__(self, x, y, z)
self.xy = xy
self.xz = xz
self.yz = yz
self.data = [x, y, z, xy, xz, yz]
def __init__(self, w=0, x=0, y=0, z=0):
"""Initializes the Quaternion object."""
XYZ.__init__(self, x, y, z)
self.data = [w, x, y, z]
self.w = w
def __init__(self, data=[0] * 24):
"""Initializes the RawSensorData object"""
XYZ.__init__(self, data)