Check out a useful toolkit developed by Erik Lehmann.
Erik Lehmann is a Senior 3D Modeller in the film industry who is currently working at Cinesite in Vancouver. In his free time, the artist develops Python tools for Maya and shares them with the community to help fellow developers speed up their work.
Lehmann's latest release is called Build Kit and it's a compact toolkit for Autodesk Maya that features powerful mesh, selection, layout, import and export operations. Basically, the toolkit will help you optimize your workflow and save time on repetitive tasks.