magikmw/firstrl — comment on commit 04cea40c7646387c3e6901617611d321fddc039c
File:  line 0
By magikmw:

591
if map[new_x][new_y].explored = True:
libtcod.console_put_char_ex(con, x, y, '>', libtcod.color_yellow, color_dark_ground)

Should work.