Cantaloupe cream pie

1. Combine sugar and flour in a saucepan; add eggs, mixing well.
2. Stiri in cantaloupe puree.
3. Cook over medium heat 8 to 10 minutes, stirring constantly, until mixture boils and thickens.
4. Remove from heat, and stir in vanilla and butter.
5. Cool. Pour filling into pastry shell; spread evenly with whipped cream.
6. Chill.