Update README.md

README.md

@@ -64,7 +64,7 @@ from scipy.spatial.distance import cdist
 retriever = pipeline('feature-extraction', 'cmarkea/bloomz-3b-retriever')
 
 # Inportant: take only last token!
-infer = lambda x: [ii[0][-1] for ii in retriever(x)]
+infer = lambda x: [np.array(ii[0][-1]).reshape(1,-1) for ii in retriever(x)]
 
 list_of_contexts = [...]
 emb_contexts = np.concatenate(infer(list_of_contexts), axis=0)