bank_reserves: Don't pass pos

Don't pass the position parameter, but just use place_agent. Resolves the duplicate position warning.

examples/bank_reserves/bank_reserves/agents.py

@@ -42,9 +42,9 @@ def bank_balance(self):
 
 # subclass of RandomWalker, which is subclass to Mesa Agent
 class Person(RandomWalker):
-    def __init__(self, unique_id, pos, model, moore, bank, rich_threshold):
+    def __init__(self, unique_id, model, moore, bank, rich_threshold):
         # init parent class with required parameters
-        super().__init__(unique_id, pos, model, moore=moore)
+        super().__init__(unique_id, model, moore=moore)
         # the amount each person has in savings
         self.savings = 0
         # total loan amount person has outstanding

examples/bank_reserves/bank_reserves/model.py

@@ -145,7 +145,7 @@ def __init__(
             # set x, y coords randomly within the grid
             x = self.random.randrange(self.width)
             y = self.random.randrange(self.height)
-            p = Person(i, (x, y), self, True, self.bank, self.rich_threshold)
+            p = Person(i, self, True, self.bank, self.rich_threshold)
             # place the Person object on the grid at coordinates (x, y)
             self.grid.place_agent(p, (x, y))
             # add the Person object to the model schedule

examples/bank_reserves/bank_reserves/random_walk.py

@@ -24,7 +24,7 @@ class RandomWalker(mesa.Agent):
     # use a Moore neighborhood
     moore = True
 
-    def __init__(self, unique_id, pos, model, moore=True):
+    def __init__(self, unique_id, model, moore=True):
         """
         grid: The MultiGrid object in which the agent lives.
         x: The agent's current x coordinate
@@ -33,7 +33,6 @@ def __init__(self, unique_id, pos, model, moore=True):
                 Otherwise, only up, down, left, right.
         """
         super().__init__(unique_id, model)
-        self.pos = pos
         self.moore = moore
 
     def random_move(self):