Update tools.py

Appli-iso3dfd/tools.py

@@ -102,9 +102,9 @@ def add_pheromones(tau, paths, costs, Q, n1_size, n2_size, n3_size, n_cbx, n_cby
             Q (float): quantity of pheromones added by an ant on an edge
             n1_size (int): First dimension of matrix
             n2_size (int): Second dimension of matrix
-            n3_size (int): Second dimension of matrix
-            n_cbx (int): Second dimension of matrix
-            n_cby (int): Second dimension of matrix
+            n3_size (int): Third dimension of matrix
+            n_cbx (int): First dimension of the cache
+            n_cby (int): Second dimension of the cache
 
 	    Returns:
 	        (np.array, list, float): the updated pheromon matrix, the best path and the associated cost