Set row of csr_matrix

Question

I have a sparse csr_matrix, and I want to change the values of a single row to different values. I can\'t find an easy and efficient implementation however. This is what it

Answer 1

Something is wrong with this set_row_csr. Yes, it is fast and it seemed to work for some test cases. However, it seems to garble the internal csr structure of the csr sparse matrix in my test cases. Try lil_matrix(A) afterwards and you will see error messages.