Fix pre-commit

Mainly imports

Author: EwoutH

examples/bank_reserves/batch_run.py

@@ -24,20 +24,9 @@
 every step of every run.
 """
 
-import itertools
 import mesa
 import pandas as pd
-from bank_reserves.agents import Bank, Person
-from bank_reserves.model import (
-    get_num_mid_agents,
-    get_num_poor_agents,
-    get_num_rich_agents,
-    get_total_loans,
-    get_total_money,
-    get_total_savings,
-    get_total_wallets,
-    BankReservesModel,
-)
+from bank_reserves.model import BankReservesModel
 
 
 def main():

examples/caching_and_replay/model.py

@@ -1,7 +1,6 @@
 """This file was copied over from the original Schelling mesa example."""
 
 import mesa
-
 from mesa.experimental.cell_space import CellAgent, OrthogonalMooreGrid