mirror of
https://codeberg.org/andyscott/password-generator-cli.git
synced 2024-11-09 06:00:50 -05:00
107 lines
3.8 KiB
Python
107 lines
3.8 KiB
Python
import secrets
|
|
|
|
class PasswordGenerator():
|
|
"""
|
|
Password Generator class to create random passwords based on the users
|
|
preferences for uppercase, numbers, and symbols. Ambiguous characters
|
|
('l' [Lower case L], '1' [one], I [capital i], O [capital o], 0 [zero]) are
|
|
omitted by default.
|
|
"""
|
|
|
|
def __init__(self, length, uchars, nums, symbols):
|
|
"""
|
|
Initializes a PasswordGenerator object. Includes private data members
|
|
for the possible upper and lowercase letters, numbers, symbols, and the
|
|
set of characters available for password creation based on user input.
|
|
Takes the users desired password length, and whether to use uppercase
|
|
letters, numbers, and symbols as parameters.
|
|
"""
|
|
|
|
self._lchars = ('q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', 'a',
|
|
's', 'd', 'f', 'g', 'h', 'j', 'k', 'z', 'x', 'c',
|
|
'v', 'b', 'n', 'm')
|
|
self._uchars = ('Q', 'W', 'E', 'R', 'T', 'Y', 'U', 'P', 'A',
|
|
'S', 'D', 'F', 'G', 'H', 'J', 'K', 'L', 'Z', 'X', 'C',
|
|
'V', 'B', 'N', 'M')
|
|
self._nums = ('2','3','4','5','6','7','8','9')
|
|
self._symbols = ('!', '@', '#', '$', '%', '^', '&', '*')
|
|
self._available_chars = self._lchars
|
|
self._length = length
|
|
self._use_uchars = uchars
|
|
self._use_nums = nums
|
|
self._use_symbols = symbols
|
|
|
|
|
|
def use_upper(self):
|
|
"""
|
|
Checks if the user wants uppercase letters in the password. If yes,
|
|
adds the uppercase letters to possible characters for the password.
|
|
"""
|
|
if self._use_uchars.lower() == 'n':
|
|
return
|
|
else:
|
|
self._available_chars += self._uchars
|
|
|
|
def use_nums(self):
|
|
"""
|
|
Checks if the user wants numbers in the password. If yes, adds
|
|
the numbers to the possible characters for the password.
|
|
"""
|
|
if self._use_nums.lower() == 'n':
|
|
return
|
|
else:
|
|
self._available_chars += self._nums
|
|
|
|
def use_symbols(self):
|
|
"""
|
|
Checks if the user wants symbols in the password. If yes, adds the
|
|
symbols to the possible characters for the password."
|
|
"""
|
|
if self._use_symbols.lower() == 'n':
|
|
return
|
|
else:
|
|
self._available_chars += self._symbols
|
|
|
|
def create_password(self):
|
|
"""
|
|
Uses the use_upper, use_nums, and use_symbols methods to determine the
|
|
possible characters that should be considered and generates the
|
|
password.
|
|
"""
|
|
self.use_upper()
|
|
self.use_nums()
|
|
self.use_symbols()
|
|
password = ''.join(secrets.choice(self._available_chars) for i in range(self._length))
|
|
print('\nYour new password is: ', password+'\n')
|
|
|
|
def main():
|
|
"""
|
|
Main function to prompt user for password length, and whether to include
|
|
uppercase letters, numbers, and symbols in the password. Uses the
|
|
PasswordGenerator class and it's create_password member function to
|
|
generate and print the new password to the console.
|
|
"""
|
|
|
|
print('\n')
|
|
print('======================')
|
|
print('| Password Generator |')
|
|
print('======================')
|
|
print('\nNote that ambiguous characters such as 0 (zero) and O (capital o) \
|
|
are automatically excluded! Press Ctrl+C to quit.\n')
|
|
|
|
length = ''
|
|
while length is not int:
|
|
try:
|
|
length = int(input('How many characters for your password? '))
|
|
break
|
|
except ValueError:
|
|
print('Please enter an integer.')
|
|
|
|
use_uchars = input('Use uppercase? [Y/n] ')
|
|
use_nums = input('Use numbers? [Y/n] ')
|
|
use_symbols = input('Use symbols? [Y/n] ')
|
|
|
|
PasswordGenerator(length, use_uchars, use_nums, use_symbols).create_password()
|
|
|
|
if __name__ == '__main__':
|
|
main()
|