The constructor argument should not include self. Seems like a regression in v11 docs?

https://docs.cupy.dev/en/v12.2.0/reference/generated/cupy.ndarray.html

class cupy.ndarray(self, shape, dtype=float, memptr=None, strides=None, order='C')

https://docs.cupy.dev/en/v10.6.0/reference/generated/cupy.ndarray.html

class cupy.ndarray(shape, dtype=float, memptr=None, strides=None, order='C')