The Frame sync also allow for full proc amp control on any input. However, the IntAbs function is only called if the data is already of type Integer which means it has already been converted to the real type and bad format has been dealt with. Let’s extend the TOKENIZE function to do that. As you can see in the example below, this is very similar to the output schema definition in the Swap function. Currently, Pig identifies jython as a keyword and ships the required scriptengine (jython) to interpret it.