code: def append(self, other):
          
          if type(other) is not SArray:
              raise RuntimeError("SArray append can only work with SArray")
  
          if self.dtype != other.dtype:
              raise RuntimeError("Data types in both SArrays have to be the same")
  
          with cython_context():
              return SArray(_proxy = self.__proxy__.append(other.__proxy__))
docs: Append an SArray to the current SArray. Creates a new SArray with the
          rows from both SArrays. Both SArrays must be of the same type.
  
          Parameters
          ----------
          other : SArray
              Another SArray whose rows are appended to current SArray.
  
          Returns
          -------
          out : SArray
              A new SArray that contains rows from both SArrays, with rows from
              the ``other`` SArray coming after all rows from the current SArray.
  
          See Also
          --------
          SFrame.append
  
          Examples
          --------
          >>> sa = turicreate.SArray([1, 2, 3])
          >>> sa2 = turicreate.SArray([4, 5, 6])
          >>> sa.append(sa2)
          dtype: int
          Rows: 6
          [1, 2, 3, 4, 5, 6]