Add documentation to ModulinoButtonsLED

Author: sebromero

src/modulino/buttons.py

@@ -3,22 +3,33 @@
 from micropython import const
 
 class ModulinoButtonsLED():
+  """
+  Class to interact with the LEDs of the Modulino Buttons.
+  """
+
   def __init__(self, buttons):
     self._value = 0
     self._buttons = buttons
 
   def on(self):
+    """ Turns the LED on. """
     self.value = 1
 
   def off(self):
+    """ Turns the LED off. """
     self.value = 0
 
   @property
   def value(self):
+    """ Returns the value of the LED (1 for on, 0 for off). """
     return self._value
 
   @value.setter
   def value(self, value):
+    """
+    Sets the value of the LED (1 for on, 0 for off).
+    Calling this method will update the physical status of the LED immediately.
+    """
     self._value = value
     self._buttons._update_leds()