def _iget_item_cache(self, item):
ax = self._info_axis<EOL>if ax.is_unique:<EOL><INDENT>lower = self._get_item_cache(ax[item])<EOL><DEDENT>else:<EOL><INDENT>lower = self._take(item, axis=self._info_axis_number)<EOL><DEDENT>return lower<EOL>
Return the cached item, item represents a positional indexer.