def main(self): try: print("Parsing Arguments") args = self.parse_arguments() self.input_file = args.input_file if args.output_file: self.output_file = args.output_file if FileUtils.file_exists(self.input_file): self.process_images(self.input_file) print("Image Diff Done") else: print(f"Couldn't find input file => {self.input_file}") except Exception as ex: print(traceback.format_exc()) print(f"Exception occurred => {ex}")