def output_is_valid(self, process_data):
if self.METADATA["<STR_LIT>"] == "<STR_LIT>":<EOL><INDENT>return (<EOL>is_numpy_or_masked_array(process_data) or<EOL>is_numpy_or_masked_array_with_tags(process_data)<EOL>)<EOL><DEDENT>elif self.METADATA["<STR_LIT>"] == "<STR_LIT>":<EOL><INDENT>return is_feature_list(process_data)<EOL><DEDENT>
Check whether process output is allowed with output driver.

Parameters
----------
process_data : raw process output

Returns
-------
True or False