ascii_letters

string.ascii_letters(object)

Returns the concatenation of all the alphabetical letters in lowercase and uppercase.

object

REMARKS

* string module
* The concatenation of the ascii_lowercase and ascii_uppercase constants described below.
* This value is not locale-dependent and will not change.
* You can use the ASCII_LOWERCASE constant to
* You can use the ASCII_UPPERCASE constant to

import string 

print(string.ascii_letters)    'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ