if args["<year>"] is None and args["<month>"] is None:
accbook.browse_balance()
else:
if Checkers.isvalid_year(args["<year>"]) and Checkers.isvalid_month(args["<month>"]):
accbook.browse_balance(int(args["<year>"]), int(args["<month>"]))
else:
print("正しい年月を入力してください。")
elif args["--delete"]:
if args["<id>"] is not None and Checkers.isvalid_id(args["<id>"]):
accbook.delete(int(args["<id>"]))
else:
print("正しいIDを入力してください。")
elif args["--export"]:
if Checkers.isvalid_year(args["<year>"]) and Checkers.isvalid_month(args["<month>"]):
exporter = Exporter()
exporter.export_markdown(int(args["<year>"]), int(args["<month>"]))
else:
print("正しい年月を入力してください。")
elif args["--modify"]:
if args["<id>"] is not None and Checkers.isvalid_id(args["<id>"]):
accbook.modify(int(args["<id>"]))
else:
print("正しいIDを入力してください。")
elif args["--qview"]:
q_viewer = QuickViewer()
if args["<num>"] is None:
q_viewer.view()
else:
q_viewer.view(int(args["<num>"]))
else:
accbook.record()
