@@ -205,9 +205,7 @@ def __neg__(self):
205205
206206 return self .__class__ ([- x for x in self .data ])
207207
208- def __add__ (
209- left , right # lgtm[py/not-named-self] pylint: disable=no-self-argument
210- ):
208+ def __add__ (left , right ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
211209 """
212210 Overloaded ``*`` operator (superclass method)
213211
@@ -231,9 +229,7 @@ def __add__(
231229
232230 return left .__class__ ([x + y for x , y in zip (left .data , right .data )])
233231
234- def __sub__ (
235- left , right # lgtm[py/not-named-self] pylint: disable=no-self-argument
236- ):
232+ def __sub__ (left , right ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
237233 """
238234 Overloaded ``-`` operator (superclass method)
239235
@@ -256,9 +252,7 @@ def __sub__(
256252
257253 return left .__class__ ([x - y for x , y in zip (left .data , right .data )])
258254
259- def __rmul__ (
260- right , left # lgtm[py/not-named-self] pylint: disable=no-self-argument
261- ):
255+ def __rmul__ (right , left ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
262256 """
263257 Overloaded ``*`` operator (superclass method)
264258
@@ -483,9 +477,7 @@ def __init__(self, value=None):
483477
484478 # n = SpatialForce(val);
485479
486- def __rmul__ (
487- right , left # lgtm[py/not-named-self] pylint: disable=no-self-argument
488- ):
480+ def __rmul__ (right , left ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
489481 # Twist * SpatialForce -> SpatialForce
490482 return SpatialForce (left .Ad ().T @ right .A )
491483
@@ -618,9 +610,7 @@ def __repr__(self):
618610 def __str__ (self ):
619611 return str (self .A )
620612
621- def __add__ (
622- left , right # lgtm[py/not-named-self] pylint: disable=no-self-argument
623- ):
613+ def __add__ (left , right ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
624614 """
625615 Spatial inertia addition
626616 :param left:
@@ -635,9 +625,7 @@ def __add__(
635625 raise TypeError ("can only add spatial inertia to spatial inertia" )
636626 return SpatialInertia (left .I + left .I )
637627
638- def __mul__ (
639- left , right # lgtm[py/not-named-self] pylint: disable=no-self-argument
640- ):
628+ def __mul__ (left , right ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
641629 """
642630 Overloaded ``*`` operator (superclass method)
643631
@@ -661,9 +649,7 @@ def __mul__(
661649 else :
662650 raise TypeError ("bad postmultiply operands for Inertia *" )
663651
664- def __rmul__ (
665- self , left # lgtm[py/not-named-self] pylint: disable=no-self-argument
666- ):
652+ def __rmul__ (right , left ): # lgtm[py/not-named-self] pylint: disable=no-self-argument
667653 """
668654 Overloaded ``*`` operator (superclass method)
669655
@@ -677,7 +663,7 @@ def __rmul__(
677663 the SpatialAcceleration ``a``.
678664 - ``v * I`` is the SpatialMomemtum of a body with SpatialInertia ``I`` and SpatialVelocity ``v``.
679665 """
680- return self .__mul__ (left )
666+ return right .__mul__ (left )
681667
682668
683669if __name__ == "__main__" :
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