ndarray.__le__ x.__le__(y) <==> x<=y

ndarray.__len__() <==> len(x)

ndarray.__ixor__ x.__ixor__(y) <==> x^=y

ndarray.__itruediv__ x.__itruediv__(y) <==> x/y

ndarray.__isub__ x.__isub__(y) <==> x-=y

ndarray.__irshift__ x.__irshift__(y) <==> x>>=y

ndarray.__ipow__ x.__ipow__(y) <==> x**=y

ndarray.__ior__ x.__ior__(y) <==> x|=y

ndarray.__invert__ x.__invert__() <==> ~x

ndarray.__int__() <==> int(x)