IIabm/model.py

173 lines
6.9 KiB
Python

import agentpy as ap
import pandas as pd
import numpy as np
import networkx as nx
from firm import FirmAgent
sample = 0
seed = 0
n_iter = 3
dct_list_init_remove_firm_prod = {0: ['1.4.4'], 2: ['1.1.3']}
dct_sample_para = {
'sample': sample,
'seed': seed,
'n_iter': n_iter,
'dct_list_init_remove_firm_prod': dct_list_init_remove_firm_prod
}
class Model(ap.Model):
def setup(self):
self.sample = self.p.sample
self.nprandom = np.random.default_rng(self.p.seed)
self.dct_list_remove_firm_prod = self.p.dct_list_init_remove_firm_prod
self.int_n_iter = int(self.p.n_iter)
# init graph bom
BomNodes = pd.read_csv('BomNodes.csv', index_col=0)
BomNodes.set_index('Code', inplace=True)
BomCateNet = pd.read_csv('BomCateNet.csv', index_col=0)
BomCateNet.fillna(0, inplace=True)
G_bom = nx.from_pandas_adjacency(BomCateNet.T,
create_using=nx.MultiDiGraph())
bom_labels_dict = {}
for code in G_bom.nodes:
bom_labels_dict[code] = BomNodes.loc[code].to_dict()
nx.set_node_attributes(G_bom, bom_labels_dict)
# init graph firm
Firm = pd.read_csv("Firm_amended.csv")
Firm.fillna(0, inplace=True)
Firm_attr = Firm.loc[:, ["Code", "Name", "Type_Region", "Revenue_Log"]]
firm_product = []
for _, row in Firm.loc[:, '1':].iterrows():
firm_product.append(row[row == 1].index.to_list())
Firm_attr.loc[:, 'Product_Code'] = firm_product
Firm_attr.set_index('Code')
G_Firm = nx.MultiDiGraph()
G_Firm.add_nodes_from(Firm["Code"])
firm_labels_dict = {}
for code in G_Firm.nodes:
firm_labels_dict[code] = Firm_attr.loc[code].to_dict()
nx.set_node_attributes(G_Firm, firm_labels_dict)
# add edge to G_firm according to G_bom
for node in nx.nodes(G_Firm):
# print(node, '-' * 20)
for product_code in G_Firm.nodes[node]['Product_Code']:
# print(product_code)
for succ_product_code in list(G_bom.successors(product_code)):
# print(succ_product_code)
list_succ_firms = Firm.index[Firm[succ_product_code] ==
1].to_list()
list_revenue_log = [
G_Firm.nodes[succ_firm]['Revenue_Log']
for succ_firm in list_succ_firms
]
list_prob = [
(v - min(list_revenue_log) + 1) /
(max(list_revenue_log) - min(list_revenue_log) + 1)
for v in list_revenue_log
]
list_flag = [
self.nprandom.choice([1, 0], p=[prob, 1 - prob])
for prob in list_prob
]
# print(list(zip(list_succ_firms,list_flag,list_prob)))
list_added_edges = [(node, succ_firm, {
'Product': product_code
}) for succ_firm, flag in zip(list_succ_firms, list_flag)
if flag == 1]
G_Firm.add_edges_from(list_added_edges)
# print('-' * 20)
self.firm_network = ap.Network(self, G_Firm)
# print([node.label for node in self.firm_network.nodes])
# print([list(self.firm_network.graph.predecessors(node)) for node in self.firm_network.nodes])
# print([self.firm_network.graph.nodes[node.label]['Name'] for node in self.firm_network.nodes])
# print([v for v in self.firm_network.graph.nodes(data=True)])
# init firm
for ag_node, attr in self.firm_network.graph.nodes(data=True):
firm_agent = FirmAgent(
self,
code=attr['Code'],
name=attr['Name'],
type_region=attr['Type_Region'],
revenue_log=attr['Revenue_Log'],
list_product=attr['Product_Code'],
# init capacity as the degree of out edges
capacity=self.firm_network.graph.out_degree(ag_node))
self.firm_network.add_agents([firm_agent], [ag_node])
self.a_list_total_firms = ap.AgentList(self, self.firm_network.agents)
# print(
# list(
# zip(self.a_list_total_firms.code, self.a_list_total_firms.name,
# self.a_list_total_firms.capacity)))
# set the initial firm product that are removed
for firm_code, list_product in self.dct_list_remove_firm_prod.items():
firm = self.a_list_total_firms.select(
self.a_list_total_firms.code == firm_code)[0]
for product in list_product:
assert product in firm.list_product, \
f"product {product} not in firm {firm_code}"
firm.dct_product_is_removed[product] = True
def update(self):
# Update list of unhappy people
# self.agents.update_happiness()
# self.unhappy = self.agents.select(self.agents.happy == False)
# Stop simulation if reached terminal number of iteration
if self.t == self.int_n_iter:
self.stop()
def step(self):
# Move unhappy people to new location
self.unhappy.find_new_home()
def end(self):
pass
def draw_network(self):
import matplotlib.pyplot as plt
plt.rcParams['font.sans-serif'] = 'SimHei'
pos = nx.nx_agraph.graphviz_layout(self.firm_network.graph,
prog="twopi",
args="")
node_label = nx.get_node_attributes(self.firm_network.graph, 'Name')
# print(node_label)
node_degree = dict(self.firm_network.graph.out_degree())
node_label = {
key: f"{node_label[key]} {node_degree[key]}"
for key in node_label.keys()
}
node_size = list(
nx.get_node_attributes(self.firm_network.graph,
'Revenue_Log').values())
node_size = list(map(lambda x: x**2, node_size))
edge_label = nx.get_edge_attributes(self.firm_network.graph, "Product")
# multi(di)graphs, the keys are 3-tuples
edge_label = {(n1, n2): label
for (n1, n2, _), label in edge_label.items()}
plt.figure(figsize=(12, 12), dpi=300)
nx.draw(self.firm_network.graph,
pos,
node_size=node_size,
labels=node_label,
font_size=6)
nx.draw_networkx_edge_labels(self.firm_network.graph,
pos,
edge_label,
font_size=4)
plt.savefig("network.png")
model = Model(dct_sample_para)
model.setup()
model.draw_network()