Solved Help with "if arg 1 is not set:"

[MrScopes]

I'm having problems with where to place "if arg 1 is not set:"
https://gyazo.com/5d8fde46b50bdb3a0a00aae309bd0dd6
https://gyazo.com/8cf6e291bab683d92dd10f00013e9987

 

[Wynnevir]

you need to indent the lines after the if statement

if arg 1 is not set:
    do thing here
    do thing here

 

[MrScopes]

you need to indent the lines after the if statement

if arg 1 is not set:
    do thing here
    do thing here

Thanks