TypeError: ufunc 'add'不包含带有签名匹配类型的循环。

I am creating bag of words representation of the sentence. Then taking the words that exist in the sentence to compare to the file "vectors.txt", in order to get their embedding vectors. After getting vectors for each word that exists in the sentence, I am taking average of the vectors of the words in the sentence. This is my code: I am creating bag of words representation of th