Help to activate the "USB Modem" with Python

[karlo123]

Hi everyone,

I am trying to activate and deactivate the "usb modem" by Python code, but it does not work, do you know any way to do it?

USB Modem:

[Image: vodafonethestickusb.jpg]

I tried with "cmd" command line but it did not work :
import os
cmd = 'ifconfig wlan0 down'
os.system(cmd)

I appreciate very your comments

Regards
Karlo