def test_print_incomes(self):
csv_exporter.print_incomes(self.documents, self.mock_printer)
self.assertEqual(self.print_trace[0], 'postal_code,total,mean,median,lowest_income,middle_income,highest_income,accumulated_purchasing_power')
self.assertEqual(self.print_trace[1], '00510,1000,100,200,300,400,500,6000')
def fetch_incomes(file_path):
df = read_csv(file_path)
documents = read_csv_to_documents(df, parser.parse_income_row)
exporter.print_incomes(documents, printer)
db_access.insert_incomes(documents)
def load_and_print_incomes():
incomes = db_access.get_incomes()
exporter.print_incomes(incomes, printer)