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Random_Passwprd_Gen.py
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66 lines (52 loc) · 1.99 KB
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#https://www.facebook.com/permalink.php?story_fbid=2724614711117563&id=100007071815664
#Subscribed by Souhardhya Paul
----------------------------------------------------------------------------------------------------------------------------------
# PROGRAM SUBMITTED BY SOUHARDHYA PAUL
# THIS PROGRAM RETURNS PASSWORD STRING OF DIFFERENT TYPES
import random
LOWERCASE_CHARS = tuple(map(chr, range(ord('a'), ord('z')+1)))
UPPERCASE_CHARS = tuple(map(chr, range(ord('A'), ord('Z')+1)))
DIGITS = tuple(map(str, range(0, 10)))
SPECIALS = ('!', '@', '#', '$', '%', '^', '&', '*')
SEQUENCE = (LOWERCASE_CHARS,
UPPERCASE_CHARS,
DIGITS,
SPECIALS,
)
def generate_random_password(total, sequences):
r = _generate_random_number_for_each_sequence(total, len(sequences))
password = []
for (population, k) in zip(sequences, r):
n = 0
while n < k:
position = random.randint(0, len(population)-1)
password += population[position]
n += 1
random.shuffle(password)
while _is_repeating(password):
random.shuffle(password)
return ''.join(password)
def _generate_random_number_for_each_sequence(total, sequence_number):
""" Generate random sequence with numbers (greater than 0).
The number of items equals to 'sequence_number' and
the total number of items equals to 'total'
"""
current_total = 0
r = []
for n in range(sequence_number-1, 0, -1):
current = random.randint(1, total - current_total - n)
current_total += current
r.append(current)
r.append(total - sum(r))
random.shuffle(r)
return r
def _is_repeating(password):
""" Check if there is any 2 characters repeating consecutively """
n = 1
while n < len(password):
if password[n] == password[n-1]:
return True
n += 1
return False
if __name__ == '__main__':
print (generate_random_password(random.randint(6, 30), SEQUENCE))