Missing files on FDS_SERVER.py

[Mustafa-Hussien93]

After running the FDS_SERVER.py code , it had missing files

(mac_venv) mustafahussien@Mustafas-MacBook-Pro Fortinet % python3 fds_server.py
[*] FortiGate custom licensing server v0.1
[!] You shouldn't use this tool in any production environment.
Traceback (most recent call last):
File "/Users/mustafahussien/Library/CloudStorage/Dropbox-Mustafahussien.engin/Mustafa Hussien/Python_Projects/Fortinet/fds_server.py", line 208, in
start_server()
File "/Users/mustafahussien/Library/CloudStorage/Dropbox-Mustafahussien.engin/Mustafa Hussien/Python_Projects/Fortinet/fds_server.py", line 189, in start_server
context.load_cert_chain(certfile='cert.cer', keyfile='key.key')

[rrrrrrri]

Updated, please try again.