如果文本存在的话，使用正则表达式捕获文本

Right now I am working on a python script to parse the My Clippings file generated by kindles when someone highlights, takes a note, or bookmarks. I am using regex to collect the data from the file, then I plan on storing it in a sqlite database. Right now though, I am having trouble matching the line that contains the title of the book and possibly an author.Right now I am working on a python script to pa