def get(self, name, *subkey):
        """
        retrieves a data item, or loads it if it
        is not present.
        """
        if subkey == []:
            return self.get_atomic(name)
        else:
            return self.get_subkey(name, tuple(subkey))
def get ( self , name , * subkey ) : if subkey == [ ] : return self . get_atomic ( name ) else : return self . get_subkey ( name , tuple ( subkey ) )
retrieves a data item, or loads it if it
        is not present.