+GPIO.setmode(GPIO.BOARD)
+
+
+class Pin:
+ """Pins don't exist in CPython so...lets make our own!"""
+
+ IN = 0
+ OUT = 1
+ LOW = 0
+ HIGH = 1
+ PULL_NONE = 0
+ PULL_UP = 1
+ PULL_DOWN = 2
+
+ id = None
+ _value = LOW
+ _mode = IN
+
+ def __init__(self, number):
+ self.id = number
+
+ def __repr__(self):
+ return str(self.id)
+
+ def __eq__(self, other):
+ return self.id == other
+
+ def init(self, mode=IN, pull=None):
+ """Initialize the Pin"""
+ print(self.id)
+ if mode is not None:
+ if mode == self.IN:
+ self._mode = self.IN
+ GPIO.setup(self.id, GPIO.IN)
+ elif mode == self.OUT:
+ self._mode = self.OUT
+ GPIO.setup(self.id, GPIO.OUT)
+ else:
+ raise RuntimeError("Invalid mode for pin: %s" % self.id)
+ if pull is not None:
+ if self._mode != self.IN:
+ raise RuntimeError("Cannot set pull resistor on output")
+ if pull == self.PULL_UP:
+ GPIO.setup(self.id, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+ elif pull == self.PULL_DOWN:
+ GPIO.setup(self.id, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
+ else:
+ raise RuntimeError("Invalid pull for pin: %s" % self.id)
+
+ def value(self, val=None):
+ """Set or return the Pin Value"""
+ if val is not None:
+ if val == self.LOW:
+ self._value = val
+ GPIO.output(self.id, val)
+ elif val == self.HIGH:
+ self._value = val
+ GPIO.output(self.id, val)
+ else:
+ raise RuntimeError("Invalid value for pin")
+ return None
+ return GPIO.input(self.id)
+
+
+D7 = Pin(7)
+D11 = Pin(11)
+D12 = Pin(12)
+D13 = Pin(13)
+D15 = Pin(15)
+D16 = Pin(16)
+D18 = Pin(18)
+D22 = Pin(22)
+D24 = Pin(24)
+D26 = Pin(26)
+D27 = Pin(27)
+D28 = Pin(28)
+D29 = Pin(29)
+D31 = Pin(31)
+D35 = Pin(35)
+D36 = Pin(36)
+D37 = Pin(37)
+D38 = Pin(38)
+D40 = Pin(40)