Expose the commodity type to python as "Commodity".
Expose the commodity type to python as "Commodity".

duncanmortimer/ledger,afh/ledger,jwakely/ledger,jwakely/ledger,afh/ledger,jwakely/ledger,paulbdavis/ledger,duncanmortimer/ledger,afh/ledger,paulbdavis/ledger,ledger/ledger,jwakely/ledger,ledger/ledger,paulbdavis/ledger,duncanmortimer/ledger,afh/ledger,jwakely/ledger,paulbdavis/ledger,jwakely/ledger,jwakely/ledger,ledger/ledger,paulbdavis/ledger,paulbdavis/ledger,afh/ledger,paulbdavis/ledger,duncanmortimer/ledger,ledger/ledger,duncanmortimer/ledger,duncanmortimer/ledger,ledger/ledger,duncanmortimer/ledger