Update multi_agent_2D.py

multi_agent_2D.py

@@ -65,6 +65,7 @@ def multi_agent_walk(agent_count, iters, step_size = 1, random_seed = None):
     if random_seed is None:
         random_seed = random.randint(0,1000000)
 
+    random_seed = int(random_seed)
     assert type(random_seed) == int, "Random seed must be an integer"
     #Generate a list of random seeds for each agent
     random.seed(random_seed)