Rake task for Astro Pi demo project

lib/tasks/project_components/astro_pi_demo/exc.py

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+class GPIOZeroError(Exception):
+    "Base class for all exceptions in GPIO Zero"
+
+class GPIODeviceError(GPIOZeroError):
+    "Base class for errors specific to the GPIODevice hierarchy"
+
+class GPIOPinInUse(GPIODeviceError):
+    "Error raised when attempting to use a pin already in use by another device"

lib/tasks/project_components/astro_pi_demo/gpiozero.py

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+import _internal_sense_hat as _ish
+from exc import GPIOPinInUse
+
+class MotionSensor(object):
+
+    inst = False
+
+    def __init__(self, pull_up=False, active_state=None, queue_len=1, sample_rate=10, threshold=0.5, partial=False, pin_factory=None):
+        if MotionSensor.inst:
+            raise GPIOPinInUse()
+        self._pin = 12
+        self.when_motion = None
+        self.when_no_motion = None
+        MotionSensor.inst = True
+
+    def wait_for_motion(self, timeout=None):
+        _ish._waitmotion(timeout, True)
+
+    def wait_for_no_motion(self, timeout=None):
+        _ish._waitmotion(timeout, False)
+
+    @property
+    def motion_detected(self):
+        return _ish.motionRead() == 1
+
+    @property
+    def pin(self):
+        pass
+
+    @property
+    def value(self):
+        return _ish.motionRead()
+
+    @property
+    def when_motion(self):
+        return self._when_motion
+
+    @when_motion.setter
+    def when_motion(self, value):
+        self._when_motion = value
+        _ish._start_motion(value)
+
+    @property
+    def when_no_motion(self):
+        return self._when_no_motion
+
+    @when_no_motion.setter
+    def when_no_motion(self, value):
+        self._when_no_motion = value
+        _ish._stop_motion(value)

lib/tasks/project_components/astro_pi_demo/main.py

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+from sense_hat import SenseHat
+from time import sleep
+
+sense = SenseHat()
+colour = sense.colour
+motion = sense.motion
+
+# Sensor output
+print("Motion:", motion.motion_detected)
+print("Colour:", colour.color)
+print("Temperature:", sense.get_temperature())
+print("Pressure:", sense.get_pressure())
+print("Humidity:",sense.get_humidity())
+
+# # Motion sensor
+# def moving_function():
+#   print("moving")
+
+# def not_moving_function():
+#   print("not moving")
+
+# motion.when_motion = moving_function
+# motion.when_no_motion = not_moving_function
+
+# while True:
+#   sleep(0.25)
+
+# # Wait for motion function
+# motion.wait_for_motion()
+# print("it's moving")
+
+# # LED display
+# sense.set_rotation(270)
+# sense.show_message(":)")
+# green = [0,255,0]
+# sense.set_pixel(7,7,green)
+# sleep(3)
+# sense.clear()
+
+# # Testing that changing sensor values can be read mid code run
+# while True:
+#   print(sense.get_temperature())
+#   print(sense.get_pressure())
+#   print(sense.get_humidity())
+#   print(motion.motion_detected)
+#   print(colour.colour)
+#   sleep(1)
+
+# # Test that the roll, pitch and yaw are working and update with the 3d model in real time
+# while True:
+#   print(sense.get_orientation())
+#   sleep(1)

lib/tasks/project_components/astro_pi_demo/project_config.yml

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+NAME: "Astro Pi Test Project"
+IDENTIFIER: "flight-case-demo"
+COMPONENTS:
+  - name: "main"
+    extension: "py"
+    location: "main.py"
+    index: 0
+    default: true
+  - name: "sense_hat"
+    extension: "py"
+    location: "sense_hat.py"
+    index: 1
+    default: false
+  - name: "_sense_hat_text_dict"
+    extension: "py"
+    location: "_sense_hat_text_dict.py"
+    index: 2
+    default: false
+  - name: "sense_stick"
+    extension: "py"
+    location: "sense_stick.py"
+    index: 3
+    default: false
+  - name: "exc"
+    extension: "py"
+    location: "exc.py"
+    index: 4
+    default: false
+  - name: "gpiozero"
+    extension: "py"
+    location: "gpiozero.py"
+    index: 5
+    default: false