How to add something to edit summary when using Pywikibot?

Question

I am using Pywikibot at this moment, to add a lot of files in a category, and the Edit summary looks like this: "Bot: Adding category Taken with Sony DSC-WX350)"

I would like to add the text "using Pywikibot in automatic mode"

How to do that?

Answer 1

pywikibot.save has a parameter summary