ptypy.utils.parallel.gather_dict#

ptypy.utils.parallel.gather_dict(dct, target=0)#

Gathers broadcasted or scattered dict dct at rank target.

Parameters:

dct (dict) – Input dictionary. Remains unaltered
target (int) – Rank of process where the dct’s are gathered

Returns:

out – Gathered dict at rank==target, Empty dict at rank!=target

Return type:

dict

Note

If the same key exists on different nodes, the corresponding values will be consecutively overidden in the order of the ranks at the gathering node without complain or notification.