docs: def weld_invert(array):
      """Inverts a bool array.
  
      Parameters
      ----------
      array : numpy.ndarray or WeldObject
          Input data. Assumed to be bool data.
  
      Returns
      -------
      WeldObject
          Representation of this computation.
  
      """
      obj_id, weld_obj = create_weld_object(array)
  
      weld_template = """result(
      for({array},
          appender[bool],
          |b: appender[bool], i: i64, e: bool|
              if(e, merge(b, false), merge(b, true))
      )
  )"""
  
      weld_obj.weld_code = weld_template.format(array=obj_id)
  
      return weld_obj