This many years i came across lot of instances where I need to find what is the package number I am in so that I can place special piece of code for meeting business requirements. In the past i used to do lot of work around to get the package number.
Recently I had same scenario where I need to a Delete operation on my Source Package at First Data package, I debugged entire Generated Transformation program then i identified very simple way of getting the Package number, which is very cool and Simple
Put this code in your in the main code section of the Transformation.
DATA: LV_DATAPAKID TYPE RSDATAPID.
LV_DATAPAKID = DATAPACKID.
LV_DATAPAKID will have Data Package Number.
Hope this document will be helpful.
Thanks for Reading,