Move bee movie demo to examples and cleanup

examples/bee_movie/msg_ordering_node.py

@@ -10,19 +10,8 @@ from ordered_queue import OrderedQueue
 SUPPORTED_PUBSUB_PROTOCOLS = ["/floodsub/1.0.0"]
 BEE_MOVIE_TOPIC = "bee_movie"
 
-# Message format:
-# Sending crypto: <source>,<dest>,<amount as integer>
-#                 Ex. send,aspyn,alex,5
-# Set crypto: <dest>,<amount as integer>
-#                 Ex. set,rob,5
-# Determine message type by looking at first item before first comma
 
 class MsgOrderingNode():
-    """
-    Node which has an internal balance mapping, meant to serve as 
-    a dummy crypto blockchain. There is no actual blockchain, just a simple
-    map indicating how much crypto each user in the mappings holds
-    """
 
     def __init__(self):
         self.balances = {}
@@ -71,12 +60,10 @@ class MsgOrderingNode():
         asyncio.ensure_future(self.handle_incoming_msgs())
 
     async def publish_bee_movie_word(self, word, msg_id=None):
-        # print("Publish hit for " + word)
         my_id = str(self.libp2p_node.get_id())
         if msg_id is None:
             msg_id = self.next_msg_id_func()
         packet = generate_RPC_packet(my_id, [BEE_MOVIE_TOPIC], word, msg_id)
-        # print("Packet generated")
         await self.floodsub.publish(my_id, packet.SerializeToString())
 
     async def handle_bee_movie_word(self, seqno, word):
@@ -87,9 +74,3 @@ class MsgOrderingNode():
         # Get just the word (and not the seqno) and return the word
         next_word = (await self.priority_queue.get())[1]
         return next_word
-        # if (self.priority_queue.qsize() > 0 and \
-        #     self.priority_queue[0][0] == self.last_word_gotten_seqno + 1):
-        #     return await self.priority_queue.get()
-        # else:
-        #     # Wait until a word is put with next_word_seqno == self.last_word_gotten_seqno + 1
-        #     # Then return first element of priority queue

examples/bee_movie/ordered_queue.py

@@ -12,13 +12,10 @@ class OrderedQueue():
         self.task = None
 
     async def put(self, item):
-        # print("Put " + str(item))
         seqno = item[0]
         await self.queue.put(item)
-        # print("Added to queue " + str(item))
         if self.last_gotten_seqno + 1 == seqno and self.task is not None:
             # Allow get future to return the most recent item that is put
-            # print("Set called")
             self.task.set()
 
     async def get(self):
@@ -26,26 +23,16 @@ class OrderedQueue():
             front_item = await self.queue.get()
 
             if front_item[0] == self.last_gotten_seqno + 1:
-                # print("Trivial get " + str(front_item))
                 self.last_gotten_seqno += 1
                 return front_item
             else:
                 # Put element back as it should not be delivered yet
-                # print("Front item put back 1")
-                # print(str(self.last_gotten_seqno))
-                # print(front_item[1])
                 await self.queue.put(front_item)
-                # print("Front item put back 2")
 
-        # print("get 2")
-        # Wait until 
+        # Wait until item with subsequent seqno is put on queue
         self.task = asyncio.Event()
-        # print("get 3")
         await self.task.wait()
-        # print("get 4")
         item = await self.queue.get()
-        # print("get 5")
-        # print(str(item) + " got from queue")
 
         # Remove task
         self.task = None

examples/bee_movie/test_bee_movie.py

@@ -27,12 +27,11 @@ def create_setup_in_new_thread_func(dummy_node):
 
 async def perform_test(num_nodes, adjacency_map, action_func, assertion_func):
     """
-    Helper function to allow for easy construction of custom tests for dummy account nodes
+    Helper function to allow for easy construction of custom tests for msg ordering nodes
     in various network topologies
     :param num_nodes: number of nodes in the test
     :param adjacency_map: adjacency map defining each node and its list of neighbors
-    :param action_func: function to execute that includes actions by the nodes, 
-    such as send crypto and set crypto
+    :param action_func: function to execute that includes actions by the nodes
     :param assertion_func: assertions for testing the results of the actions are correct
     """
 
@@ -54,12 +53,12 @@ async def perform_test(num_nodes, adjacency_map, action_func, assertion_func):
     # Start a thread for each node so that each node can listen and respond
     # to messages on its own thread, which will avoid waiting indefinitely
     # on the main thread. On this thread, call the setup func for the node,
-    # which subscribes the node to the CRYPTO_TOPIC topic
+    # which subscribes the node to the BEE_MOVIE_TOPIC topic
     for dummy_node in dummy_nodes:
         thread = Thread(target=create_setup_in_new_thread_func(dummy_node))
         thread.run()
 
-    # Allow time for nodes to subscribe to CRYPTO_TOPIC topic
+    # Allow time for nodes to subscribe to BEE_MOVIE_TOPIC topic
     await asyncio.sleep(0.25)
 
     # Perform action function