147 lines
6.8 KiB
Python
147 lines
6.8 KiB
Python
import agentpy as ap
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import math
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class FirmAgent(ap.Agent):
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def setup(self, code, name, type_region, revenue_log, a_list_product):
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self.firm_network = self.model.firm_network
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self.product_network = self.model.product_network
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self.code = code
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self.name = name
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self.type_region = type_region
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self.revenue_log = revenue_log
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self.a_list_product = a_list_product
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self.dct_prod_capacity = dict.fromkeys(self.a_list_product)
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self.a_list_up_product_removed = ap.AgentList(self.model, [])
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self.a_list_product_disrupted = ap.AgentList(self.model, [])
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self.a_list_product_removed = ap.AgentList(self.model, [])
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self.dct_num_trial_up_product_removed = {}
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self.dct_request_prod_from_firm = {}
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def remove_edge_to_cus_remove_cus_up_prod(self, remove_product):
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list_out_edges = list(
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self.firm_network.graph.out_edges(
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self.firm_network.positions[self], keys=True, data='Product'))
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for n1, n2, key, product_code in list_out_edges:
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if product_code == remove_product.code:
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# remove edge
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# print(n1, n2, key, product_code)
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self.firm_network.graph.remove_edge(n1, n2, key)
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# remove customer up product if does not have alternative / con
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customer = ap.AgentIter(self.model, n2).to_list()[0]
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list_in_edges = list(
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self.firm_network.graph.in_edges(n2,
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keys=True,
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data='Product'))
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select_edges = [
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edge for edge in list_in_edges
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if edge[-1] == remove_product.code
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]
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# print(select_edges)
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p_remove = math.exp(-1 * len(select_edges))
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if self.model.nprandom.choice([True, False], p=[p_remove, 1-p_remove]):
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print(self.name, remove_product.code, 'affect', customer.name)
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if remove_product not in \
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customer.a_list_up_product_removed:
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customer.a_list_up_product_removed.append(
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remove_product)
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customer.dct_num_trial_up_product_removed[
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remove_product] = 0
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# # disrupt customer
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# customer = ap.AgentIter(self.model, n2).to_list()[0]
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# for product in customer.a_list_product:
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# if product in remove_product.a_successors():
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# if product not in customer.a_list_product_disrupted:
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# customer.a_list_product_disrupted.append(
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# product)
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# print(customer.a_list_product_disrupted.code)
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def seek_alt_supply(self):
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for product in self.a_list_up_product_removed:
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print(f"{self.name} seek alt supply for {product.code}")
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if self.dct_num_trial_up_product_removed[
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product] <= self.model.int_n_max_trial:
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# select a list of candidate firm that has the product
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candidate_alt_supply = self.model.a_list_total_firms.select([
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product in firm.a_list_product
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and product not in firm.a_list_product_removed
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for firm in self.model.a_list_total_firms
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])
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# print(candidate_alt_supply)
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# print(candidate_alt_supply.name)
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# print(candidate_alt_supply.a_list_product.code)
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if not candidate_alt_supply:
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continue
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# select based on size
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list_prob = [
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size / sum(candidate_alt_supply.revenue_log)
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for size in candidate_alt_supply.revenue_log
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]
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select_alt_supply = self.model.nprandom.choice(
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candidate_alt_supply, p=list_prob)
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print(f"{self.name} selct alt supply for {product.code} from {select_alt_supply.name}")
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assert product in select_alt_supply.a_list_product, \
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f"{select_alt_supply} \
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does not produce requested product {product}"
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if product in select_alt_supply.dct_request_prod_from_firm.\
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keys():
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select_alt_supply.dct_request_prod_from_firm[
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product].append(self)
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else:
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select_alt_supply.dct_request_prod_from_firm[product] = [
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self
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]
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print(
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select_alt_supply.name, 'dct_request_prod_from_firm', {
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key.code: [v.name for v in value]
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for key, value in
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select_alt_supply.dct_request_prod_from_firm.items()
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})
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self.dct_num_trial_up_product_removed[product] += 1
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def handle_request(self):
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print(self.name, 'handle_request')
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for product, list_firm in self.dct_request_prod_from_firm.items():
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if self.dct_prod_capacity[product] > 0:
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if len(list_firm) == 0:
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continue
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elif len(list_firm) == 1:
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self.accept_request(list_firm[0], product)
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elif len(list_firm) > 1:
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# handling based on connection
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# TBC
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# handling based on size
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list_size = [firm.revenue_log for firm in list_firm]
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list_prob = [size / sum(list_size) for size in list_size]
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select_customer = self.model.nprandom.choice(list_firm,
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p=list_prob)
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self.accept_request(select_customer, product)
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# print(product.code, [firm.name for firm in list_firm])
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def accept_request(self, down_firm, product):
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if self.model.nprandom.choice([True, False], p=[0.1, 0.9]):
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self.firm_network.graph.add_edges_from([
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(self.firm_network.positions[self],
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self.firm_network.positions[down_firm], {
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'Product': product.code
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})
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])
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self.dct_prod_capacity[product] -= 1
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self.dct_request_prod_from_firm[product].remove(down_firm)
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down_firm.a_list_up_product_removed.remove(product)
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print(f"{self.name} accept {product.code} request from {down_firm.name}")
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def clean_before_trial(self):
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self.dct_request_prod_from_firm = {}
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def clean_before_time_step(self):
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self.dct_num_trial_up_product_removed = {}
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self.a_list_up_product_removed = ap.AgentList(self.model, [])
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