srcecde

from collections import defaultdict

def reciprocal_rank_fusion(*list_of_list_ranks_system, K=60):
    """
    Fuse rank from multiple IR systems using Reciprocal Rank Fusion.
    
    Args:
    * list_of_list_ranks_system: Ranked results from different IR system.
    K (int): A constant used in the RRF formula (default is 60).
    

ferrine

import torch.nn
import collections

class Builder(object):
    def __init__(self, *namespaces):
        self._namespace = collections.ChainMap(*namespaces)

    def __call__(self, name, *args, **kwargs):
        try:
            return self._namespace[name](*args, **kwargs)