os.rename Windows remove illegal char

[hshivaraj]

You can use regex substitute method to replace

illegal = ['NUL','\',''//',':','*','"','<','>','|']
 
for i in illegal:
    ctitle = ctitle.replace(i, '')

import re
ctitle = re.sub(r'[\\/\:*"<>\|\.%\$\^&£]', '', ctitle)