1. A method for creating a software program that integrates multiple programming languages, the method comprising: adding computer code written in a host language to a source code file, the source code file stored on a computer-readable storage medium; adding inset computer code to the source code file, the inset computer code written in a domain specific language that is different from the host language; and providing a domain specific language specification that comprises instructions written in the host language for executing the inset computer code in accordance with the domain specific language.