오류코드입니다.

C:\Users\mp3pm\Desktop\Sparta\projects\mars\venv\Scripts\python.exe C:/Users/mp3pm/Desktop/Sparta/projects/mars/app.py 

 File "C:/Users/mp3pm/Desktop/Sparta/projects/mars/app.py", line 6

  return render_template('index.html')

  ^

IndentationError: expected an indented block

종료 코드 1(으)로 완료된 프로세스