Add snake-example.py

snake-example.py

@@ -0,0 +1,26 @@
+# Disclaimer: this code is not complete, it is just an example
+
+class Snake:
+	def __init__(self):
+		self.segments = []
+		self.last_direction = "UP"
+		self.current_head = (10, 10)
+		self.size = 3
+
+	def move(direction = None):
+		if direction is None: direction = self.last_direction
+		if self.current_head == food.location:
+			food.eat()
+			self.size += 1
+		# Draw the new segment, remove the old segment,
+		# change self.segments as required
+		self.last_direction = direction
+
+class Food:
+	def __init__(self):
+		self.location = (5, 5)
+
+	def eat():
+		# change location, remove drawing, draw new
+		# location on the board
+		pass