add __nonzero__ on behalf of doc root
add __nonzero__ on behalf of doc root

funginstitute/patentprocessor,funginstitute/patentprocessor,funginstitute/patentprocessor,yngcan/patentprocessor,nikken1/patentprocessor,nikken1/patentprocessor,yngcan/patentprocessor,yngcan/patentprocessor,nikken1/patentprocessor