# espressopp.esutil.Collectives¶

locate the node with here=True (e.g. indicating that data of a distributed storage is on the local node). This is a collective SPMD function.

here is a boolean value, which should be True on at most one node. Returns on the controller the number of the node with here=True, or an KeyError exception if no node had the item, i.e. had here=True.

espressopp.esutil.locateItem(here)
Parameters: here –