Derek,

I didn't understand what you meant by " 'a' link to /btnon it will also 
call your function"? Do you mean, if I click on that button it executes a 
python function for example and redirect the page or display someone in 
index.html (where the button is displayed)? What will be the syntax for 
that?



On Thursday, April 9, 2015 at 12:45:08 PM UTC-4, Derek wrote:
>
> Richard's answer should work, but I just wanted to add, if you put an 'a' 
> link to /btnon it will also call your function.
>
> On Thursday, April 9, 2015 at 6:32:21 AM UTC-7, DXX wrote:
>>
>> So im just starting with Python / Web2py .... i want to do a simple test 
>> page to have a button to turn on a led on a RPi...
>>
>> the default.py looks like this 
>>
>> import RPi.GPIO as GPIO
>>
>> def index():
>>     return dict(message="this is a test")
>>
>> def btnon():
>>     GPIO.setmode(GPIO.BCM)
>>     GPIO.setup(22, GPIO.OUT)
>>     GPIO.output(22,GPIO.HIGH)
>>
>>
>> What i would like to do is call that btnon on an event, like a click on 
>> something to make it exectute the commands.... if this something i can do 
>> on a simple way, if you can guide me, i will be greatly appreciated
>>
>>

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