Running python code

[najianasrink]

Installed the prerequisites.On running, the topology is up.But PYTHONPATH is not getting.On running the python file "main.py " the following error comes.

najiya@najiya-LIFEBOOK-A514:~/SDN_DDoS_Simulation$ PYTHONPATH=. ryu/bin/ryu-manager main.py
Traceback (most recent call last):
File "ryu/bin/ryu-manager", line 18, in
from ryu.cmd.manager import main
File "/home/najiya/.local/lib/python2.7/site-packages/ryu/cmd/manager.py", line 33, in
from ryu.app import wsgi
File "/home/najiya/.local/lib/python2.7/site-packages/ryu/app/wsgi.py", line 23, in
from tinyrpc.server import RPCServer
File "/home/najiya/.local/lib/python2.7/site-packages/tinyrpc/init.py", line 4, in
from .protocols import *
File "/home/najiya/.local/lib/python2.7/site-packages/tinyrpc/protocols/init.py", line 15
def init(self) -> None:
^
SyntaxError: invalid syntax

[santhisenan]

@najianasrink It seems that you are using python 2. Can you try using python 3?

[GUO787878]

@najianasrink Do Tensorflow, Keras, Ryu and Mininet , all of them need to use python3? And Please tell me what the version of Tensorflow and Keras,Thank you very much!

[BoBoBird-coder]

the following error comes .Is the PYTHONPATH wrong?

root@ubuntu:/home/bobo-coder/Desktop/ryu/bin# PYTHONPATH=. ryu-manager /home/bobo-coder/Desktop/SDN_DDoS_Simulation/main.py
loading app /home/bobo-coder/Desktop/SDN_DDoS_Simulation/main.py

File "/home/bobo-coder/Desktop/SDN_DDoS_Simulation/main.py", line 29, in
from actor_network import ActorNetwork as Actor
ModuleNotFoundError: No module named 'actor_network'