“Jython is an implementation of the high-level, dynamic, object-oriented language Python written in 100% Pure Java, and seamlessly integrated with the Java platform. It thus allows you to run Python on any Java platform.” http://www.jython.org/Project/index.html
If you know Jython or Python, you can easily take advantage of VI SDK to manage VMware virtual infrastructure. Here is a sample HelloVM code:

These 7 lines of Jython code could take you 100+ if you will code it using VI SDK web services interface directly.
Please click Scripting VI SDK with Jython.pdf.