Is the affect portrayed in the input text positive?

Input Text: "Iron Maiden announce first ever double album, the Book of Souls that will arrive on September 4th! : )http://t.co/YpH0MuQsVv"
"Iron Maiden announce first ever double album, the Book of Souls that will arrive on September 4th! : )http://t.co/YpH0MuQsVv"