Generate short string code.
You can choose character possibilities between :
- letters : abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
- digits : 0123456789
- punctuation : !"#$%&'()*+,-./:;<=>?@[]^_`{|}~
length, String, default=6 _digits, Boolean, default=True _letters, Boolean, default=True _punctuation, Boolean, default=False