Look at the source https://metacpan.org/source/AWNCORP/Scrappy-0.94112090/lib/Scrappy/Scraper/UserAgent.pm, first parameter is browser, second parameter the operating system, i.e. you would use something like scraper->user_agent("opera","Macintosh")

PS: As the others have said, if the sites doesn't want robots, you shouldn't just ignore that.

In reply to Re^5: Scrappy user_agent error by jethro
in thread Scrappy user_agent error by docster

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