old_contents: from .. import e, inf, nan, pi
  
new_contents: from ._array_object import ndarray
  from ._dtypes import float64
  
  import numpy as np
  
  e = ndarray._new(np.array(np.e, dtype=float64))
  inf = ndarray._new(np.array(np.inf, dtype=float64))
  nan = ndarray._new(np.array(np.nan, dtype=float64))
  pi = ndarray._new(np.array(np.pi, dtype=float64))
  
subject: Make the array API constants into dimension 0 arrays