如何使用python计算docx文件中表中行的值

I had a problem with counting row's values in tables. Here is my details about the problem, I have a word docx file which consist of many tables. I need to count the Total "Test Type" row's values which has "black box testing". I already asked this question but still can't able to execute. In that docx there are many kinds of tables and paragraph. so I got confused that how to retrieve specific tables and count the row's values. The table would be like this I had a problem with counting row's values in t