Maya's Resolve Tool

 CV curve tool → outline half of object, when done press enter

Click on the resolve tool option box and use the settings below:

- If it comes out black reverse the faces by going to mesh display→ reverse faces

• Since you used a curve to create the object you can also edit the object by editing the curve
• Right-click on the curve and click control vertex → select points on the curve and move them around to edit the object, when you're happy with the shape delete history