'Append the content of this cell to *other_tc*, leaving this cell with
a single empty ``<w:p>`` element.'

def _move_content_to(self, other_tc):

    if (other_tc is self):
        return
    if self._is_empty:
        return
    other_tc._remove_trailing_empty_p()
    for block_element in self.iter_block_items():
        other_tc.append(block_element)
    self.append(self._new_p())
