Modify the string of hnswlib's parameters to add efQuery (#562)

* Modify the string of hnswlib's parameters to add efQuery

* Removed commented out code.

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Co-authored-by: Martin Aumüller <maau@itu.dk>

ann_benchmarks/algorithms/hnswlib/module.py

@@ -9,8 +9,6 @@ def __init__(self, metric, method_param):
         self.metric = {"angular": "cosine", "euclidean": "l2"}[metric]
         self.method_param = method_param
         # print(self.method_param,save_index,query_param)
-        # self.ef=query_param['ef']
-        self.name = "hnswlib (%s)" % (self.method_param)
 
     def fit(self, X):
         # Only l2 is supported currently
@@ -24,6 +22,7 @@ def fit(self, X):
 
     def set_query_arguments(self, ef):
         self.p.set_ef(ef)
+        self.name = "hnswlib (%s, 'efQuery': %s)" % (self.method_param, ef)
 
     def query(self, v, n):
         # print(np.expand_dims(v,axis=0).shape)