else/Passwordy/passwordy.py
2015-06-30 20:00:14 -07:00

113 lines
No EOL
3.4 KiB
Python

import string
import random
import sys
DEFAULT_LENGTH = 32
DEFAULT_SENTENCE = 5
HELP_MESSAGE = '''
---------------------------------------------------------------
|Generates a randomized password. |
| |
|> passwordy [length] ["p"] ["d"] |
| |
| length : How many characters. Default %03d. |
| p : If present, the password will contain punctuation |
| characters. Otherwise not. |
| d : If present, the password will contain digits. |
| Otherwise not. |
| |
| The password can always contain upper and lowercase |
| letters. |
---------------------------------------------------------------
'''[1:-1] % (DEFAULT_LENGTH)
HELP_SENTENCE = '''
---------------------------------------------------------------
|Generates a randomized sentence |
| |
|> passwordy sent [length] [join] |
| |
| length : How many words to retrieve. Default %03d. |
| join : The character that will join the words together. |
| Default space. |
---------------------------------------------------------------
'''[1:-1] % (DEFAULT_SENTENCE)
def make_password(length=None, allowpunctuation=False, allowdigits=False):
'''
Returns a string of length `length` consisting of a random selection
of uppercase and lowercase letters, as well as punctuation and digits
if parameters permit
'''
if length is None:
length = DEFAULT_LENGTH
s = string.ascii_letters
if allowpunctuation is True:
s += string.punctuation
if allowdigits is True:
s += string.digits
password = ''.join([random.choice(s) for x in range(length)])
return password
def make_sentence(length=None, joiner=' '):
'''
Returns a string containing `length` words, which come from
dictionary.common.
'''
import dictionary.common as common
if length is None:
length = DEFAULT_LENGTH
words = [random.choice(common.words) for x in range(length)]
words = [w.replace(' ', joiner) for w in words]
result = joiner.join(words)
return result
if __name__ == '__main__':
args = sys.argv
argc = len(args) - 1
if argc == 0:
mode = 'password'
length = DEFAULT_LENGTH
elif args[1].isdigit():
mode = 'password'
length = int(args[1])
elif args[1] in 'DdPp':
mode = 'password'
length = DEFAULT_LENGTH
elif 'sent' in args[1].lower() and argc == 1:
mode = 'sentence'
length = DEFAULT_SENTENCE
elif argc == 1:
mode = None
print(HELP_MESSAGE)
print(HELP_SENTENCE)
elif 'sent' in args[1].lower() and args[2].isdigit():
mode = 'sentence'
length = int(args[2])
elif 'sent' in args[1].lower():
mode = 'sentence'
length = DEFAULT_SENTENCE
if mode == 'password':
punc = 'p' in args
digi = 'd' in args
print(make_password(length, punc, digi))
elif mode == 'sentence':
if argc == 3:
joiner = args[3]
else:
joiner = ' '
print(make_sentence(length, joiner))
else:
pass