In a large mixing bowl Add the flour, brown sugar, sugar, pumpkin pie spice, baking soda, and baking powder whisk to combine,. In a smaller bowl, add the pumpkin, oil, and eggs, Whisk well to combine. combine your pumpkin mixture into the dry ingredients then add chocolate chips. In a loaf pan spread the batter bake in a pre heated 350 degrees oven over 60-70 minutes, let it cool for 10 minutes before removing from the pan.