Copy upper triangle to lower triangle in a python matrix

Question

       iluropoda_melanoleuca  bos_taurus  callithrix_jacchus  canis_familiaris
ailuropoda_melanoleuca     0        84.6                97.4                44
bos_tau         


        

Answer 1

If I understand the question correctly, I believe this will work

for i in range(num_rows):
    for j in range(i, num_cols):
        matrix[j][i] = matrix[i][j]