x
import numpy as npfrom scipy.sparse import csr_matrixarr = np.array([[0, 0, 0], [0, 0, 1], [1, 0, 2]])mat = csr_matrix(arr)mat.sum_duplicates()print(mat)(1, 2) 1 (2, 0) 1 (2, 2) 2
import numpy as npfrom scipy.sparse import csr_matrixarr = np.array([[0, 0, 0], [0, 0, 1], [1, 0, 2]])mat = csr_matrix(arr)mat.sum_duplicates()print(mat)(1, 2) 1 (2, 0) 1 (2, 2) 2