list1.csv

1,none,none,none,taro,tokyo,man,22
2,none,none,none,hanako,kyoto,woman,56
3,none,none,none,satoru,kagoshima,man,18
4,miyoko,none,none,none,fukuoka,45

list2.csv

taro,tokyo,man,22
hanako,kyoto,woman,56
satoru,kagoshima,man,18
none,fukuoka,45

select_csv.py

# -*- coding:utf-8 -*-

import csv

# CSVデータの読み込み
path = 'list1.csv'
with open(path, 'rb') as csvfile:
    reader = csv.reader(csvfile)
    lists = [row[4:8] for row in reader if row]

# CSVデータの書き込み
path = 'list2.csv'
with open(path, 'wb') as csvfile:
    writer = csv.writer(csvfile)
    for row in lists:
        writer.writerow(row)