IndentationError

[jagannath]

Hi All,

I'm new to python. Could you please help me why I'm getting error?

def main():
    print ("Hello world")
 if __name__ == "__main__":

main()

I'm getting below error

Error:
  File "main.py", line 14
    main()
    ^
IndentationError: expected an indented block

[buran]

def main():
    print ("Hello world")
if __name__ == "__main__":
    main()