<s> from pi_pin_manager . settings import ( <EOL> PIN_MODES , <EOL> PIN_INITIALS , <EOL> PIN_RESISTORS , <EOL> PIN_RISING_EVENT , <EOL> PIN_FALLING_EVENT , <EOL> PIN_BOTH_EVENT , <EOL> PIN_EVENT_TYPES ) <EOL> class Pin ( object ) : <EOL> def __init__ ( self , number , mode , initial , resistor , gpio ) : <EOL> self . number = number <EOL> self . mode = mode <EOL> self . initial = initial <EOL> self . resistor = resistor <EOL> self . _gpio = gpio <EOL> self . _setup_gpio_channel ( ) <EOL> def _setup_gpio_channel ( self ) : <EOL> mode = getattr ( self . _gpio , self . mode ) <EOL> initial = getattr ( self . _gpio , self . initial ) <EOL> resistor = getattr ( self . _gpio , self . resistor ) <EOL> self . _gpio . setup ( self . number , mode , initial = initial , pull_up_down = resistor ) <EOL> @ classmethod <EOL> def generate_pins ( cls , config , gpio ) : <EOL> for k , v in config . iteritems ( ) : <EOL> yield cls ( <EOL> number = k , <EOL> mode = v [ '<STR_LIT>' ] , <EOL> initial = v [ '<STR_LIT>' ] , <EOL> resistor = v [ '<STR_LIT>' ] , <EOL> gpio = gpio ) <EOL> @ property <EOL> def number ( self ) : <EOL> return self . _pin_number <EOL> @ number . setter <EOL> def number ( self , number ) : <EOL> if hasattr ( self , '<STR_LIT>' ) : <EOL> raise AttributeError ( "<STR_LIT>" ) <EOL> self . _pin_number = int ( number ) <EOL> @ property <EOL> def mode ( self ) : <EOL> return self . _pin_mode <EOL> @ mode . setter <EOL> def mode ( self , mode ) : <EOL> if hasattr ( self , '<STR_LIT>' ) : <EOL> raise AttributeError ( "<STR_LIT>" ) <EOL> if mode not in PIN_MODES : <EOL> raise ValueError ( "<STR_LIT>" . format ( '<STR_LIT:U+002CU+0020>' . join ( PIN_MODES ) ) ) <EOL> self . _pin_mode = mode <EOL> @ property <EOL> def initial ( self ) : <EOL> return self . _pin_initial <EOL> @ initial . setter <EOL> def initial ( self , initial ) : <EOL> if hasattr ( self , '<STR_LIT>' ) : <EOL> raise AttributeError ( "<STR_LIT>" ) <EOL> if initial not in PIN_INITIALS : <EOL> raise ValueError ( "<STR_LIT>" . format ( '<STR_LIT:U+002CU+0020>' . join ( PIN_INITIALS ) ) ) <EOL> self . _pin_initial = initial <EOL> @ property <EOL> def resistor ( self ) : <EOL> return self . _pin_resistor <EOL> @ resistor . setter <EOL> def resistor ( self , resistor ) : <EOL> if hasattr ( self , '<STR_LIT>' ) : <EOL> raise AttributeError ( "<STR_LIT>" ) <EOL> if resistor is not None and resistor not in PIN_RESISTORS : <EOL> raise ValueError ( "<STR_LIT>" . format ( '<STR_LIT:U+002CU+0020>' . join ( PIN_RESISTORS ) ) ) <EOL> self . _pin_resistor = resistor <EOL> @ property <EOL> def settings ( self ) : <EOL> prefix = '<STR_LIT>' <EOL> return { k . replace ( prefix , '<STR_LIT>' ) : v <EOL> for k , v in self . __dict__ . items ( ) if k . startswith ( prefix ) } <EOL> def read ( self ) : <EOL> return self . _gpio . input ( self . number ) <EOL> def on ( self ) : <EOL> self . _gpio . output ( self . number , <NUM_LIT:1> ) <EOL> def off ( self ) : <EOL> self . _gpio . output ( self . number , <NUM_LIT:0> ) <EOL> def attach_action ( self , event_type , action , bounce = <NUM_LIT:200> ) : <EOL> if event_type == PIN_RISING_EVENT : <EOL> gpio_event = self . _gpio . RISING <EOL> elif event_type == PIN_FALLING_EVENT : <EOL> gpio_event = self . _gpio . FALLING <EOL> elif event_type == PIN_BOTH_EVENT : <EOL> gpio_event = self . _gpio . BOTH <EOL> else : <EOL> message = "<STR_LIT>" . format ( '<STR_LIT:U+002CU+0020>' . join ( PIN_EVENT_TYPES ) ) <EOL> raise ValueError ( message ) <EOL> self . _gpio . add_event_detect ( <EOL> self . number , <EOL> gpio_event , <EOL> callback = action , <EOL> bouncetime = bounce ) </s>
