created solution_test.py

prolog/solution_1.pl

@@ -70,9 +70,3 @@ output_colour(R,C,Colour):-
     R >= Rstart,
     0 is ((R-Rstart) rem (2 * VD)).
 
-
-%output_colour(R,C,black):-
-%%    input_colour(R,C,_),
-%    \+ output_colour(R,C,_).
-
-