chmod +x faitagram SyntaxError: invalid syntax

[Aymen Hmani]

lime@kali:~/Faitagram$ python3 setup.py
File "/home/lime/Faitagram/setup.py", line 42
chmod +x faitagram && chmod +x setup.py
^
SyntaxError: invalid syntax

i running on kali linux

[TwixXEpic]

SyntaxError: invalid syntax

What am i going to do help me plz :D