Python program that take a directory, take every PNG files in it then merges them into a tiles/sprite PNG file
fusionner_images(Entry_Repertory, Output_file_repertory, number_of_column)
Entry_Repertory (STR) => where all of your PNG files are stored Output_file_repertory (STR) => where you want to save the output file nimber_of_column (INT) => number of column you want (if not possible, it is automatly ajusted)