docs: def is_uniform_spaced(arr, **kwargs) -> bool:
      """Return True if values of an array are uniformly spaced and sorted.
  
      >>> is_uniform_spaced(range(5))
      True
      >>> is_uniform_spaced([-4, 0, 100])
      False
  
      kwargs are additional arguments to ``np.isclose``
      """
      arr = np.array(arr, dtype=float)
      diffs = np.diff(arr)
      return bool(np.isclose(diffs.min(), diffs.max(), **kwargs))