regarding light sensor can't detect ANYTHING

[smile007]

there are my component.
2 DC motors
1 raspi robot
1 light senor
1 raspberry pi 2 model B

i sudo this code, then there is just 0

[scotty101]

Have you adjusted the potentiometer? Slowly turn it until the state of the output changes

[tenochtitlanuk]

Python goes round 0-->10 very fast. Better to use a delay or longer loop, or terminate on a key-press??

[scotty101]

Just use an infinite while loop and use <CTRL>+C to exit.