Want to Save Print output in csv file

[Rasedul]

I want to save this print output to CSV file but this code is not working, how can I save this output to CSV?

import csv

for x in range(2000, 3000):
    print('hi', x, sep='')

f = open('op2.csv', 'w')
writer = csv.writer(f)
writer.writerow(print())
f.close()