def _get_list_axis(self, key, axis=None):
if axis is None:<EOL><INDENT>axis = self.axis or <NUM_LIT:0><EOL><DEDENT>try:<EOL><INDENT>return self.obj._take(key, axis=axis)<EOL><DEDENT>except IndexError:<EOL><INDENT>raise IndexError("<STR_LIT>")<EOL><DEDENT>
Return Series values by list or array of integers

Parameters
----------
key : list-like positional indexer
axis : int (can only be zero)

Returns
-------
Series object