from pyfirmata import Arduino, util
import time
Uno = Arduino('COM3')
print('Hello World')
while True:
    Uno.digital[3].write(1)
    print('led on')
    time.sleep(0.1)
    Uno.digital[3].write(0)
    print('led off')
    time.sleep(0.1)

965da356fffb4576e21585a1407e49fde83ff134
<mask token>

<mask token>
print('Hello World')
while True:
    Uno.digital[3].write(1)
    print('led on')
    time.sleep(0.1)
    Uno.digital[3].write(0)
    print('led off')
    time.sleep(0.1)

<mask token>
Uno = Arduino('COM3')
print('Hello World')
while True:
    Uno.digital[3].write(1)
    print('led on')
    time.sleep(0.1)
    Uno.digital[3].write(0)
    print('led off')
    time.sleep(0.1)

from pyfirmata import Arduino, util
import time
Uno = Arduino('COM3')
print('Hello World')
while True:
    Uno.digital[3].write(1)
    print('led on')
    time.sleep(0.1)
    Uno.digital[3].write(0)
    print('led off')
    time.sleep(0.1)
