Generate a txt file

import os
def new_txt():

b = os.getcwd() + '\\cut_D43_CODE\\data'
print(b)
if not os.path.exists(b):
    os.makedirs(b)
for file in range(1000,1020):
    open(b+str(file)+'.txt', "w")

if name == ‘main’:
new_txt()