def modifier(file_name):
u"""Основная функция ДЗ"""
input_file = open(file_name, 'rb')
reader = csv.DictReader(input_file)
field_names = reader.fieldnames
data_list = []
for row in reader:
data_list.append(row)
var_class = Person(
data_list[-1]['surname'],
data_list[-1]['name'],
data_list[-1]['birthdate'],
data_list[-1]['nickname'])
data_list[-1]['fullname'] = var_class.get_fullname()
data_list[-1]['age'] = var_class.get_age()
field_names.append('fullname')
field_names.append('age')
input_file.close()
output_file = open(file_name, 'wb')
writer = csv.DictWriter(output_file, field_names)
writer.writeheader()
for str_data in data_list:
writer.writerow(str_data)
output_file.close()
