python-password-safety-check.py

import sys
import hashlib
import requests

hash_object = hashlib.sha1(sys.argv[1].encode('utf-8'))
hex_dig = hash_object.hexdigest()

print('Hex: '+hex_dig)
print('First 5 chars: '+hex_dig[:5])
response = requests.get('https://api.pwnedpasswords.com/range/'+hex_dig[:5])

response_text = response.text

if response.status_code != 200:
    print(response_text)
    exit(0)

response_text_lines = response_text.splitlines(False)

for line in response_text_lines:
    word = line.split(':')[0]
    quantity = line.split(':')[1]
    if (hex_dig[:5]+word).upper() == hex_dig.upper():
        print("Password insecure. Found "+quantity+" times on leaks.")
        exit(0)

print("Password is safe. Nothing was found.")