Preheat oven to 350°F. Spray baking sheets with nonstick cooking spray.
In a bowl, combine flour, oats, baking soda, cinnamon, and salt.
In a mixing bowl using an electric mixer, beat butter, Splenda Sugar Blend, and Splenda Brown Sugar Blend on medium speed until light and fluffy. Add pumpkin, egg, and vanilla extract; mix well.
Add flour mixture; mix well. Mix in walnuts and raisins.
Drop by rounded tablespoons onto prepared baking sheets.
Bake 14–16 minutes or until cookies are lightly browned and set. Cool slightly, then transfer to wire racks to cool completely.