Password checker

Basic-Scripts/README.md

@@ -1,10 +1,13 @@
-# Basic-Scripts
-Basic-Scripts is a collection of basic python scripts for newbies in python to understand basic concept of python programming.
-- Data Struture in python
-- Conditional 
-- Loop
-- Exception Handling 
-- Algorithms
-- OOP
-- Class
-- Object
+   #Basic-Scripts
+   Basic-Scripts is a collection of basic python scripts for newbies in python to understand basic concept of python programming.
+   -Data Structure in python
+   -Conditional
+   -Loop
+   -Exception handling
+   -Algorithms
+   -OOP
+   -Class
+   -Object
+
+
+

Basic-Scripts/password_checker.py

@@ -0,0 +1,45 @@
+  # Password-checker
+
+   #This program can help us to find how many times a password has been used,either on anonymous or your own used sites.
+
+   #It will take help of requests,hashlib and sys modules
+
+   #You need to install pip3 into your machine to be able to use this code.
+
+
+
+import requests
+import hashlib
+import sys
+
+def request_api_data(query_char):
+  url = 'https://api.pwnedpasswords.com/range/' + query_char
+  res = requests.get(url)
+  if res.status_code != 200:
+    raise RuntimeError(f': {res.status_code}, got some eror,please check API')
+  return res
+
+def get_password_leaks_count(hashes, hash_to_check):
+  hashes = (line.split(':') for line in hashes.text.splitlines())
+  for h, count in hashes:
+    if h == hash_to_check:
+      return count
+  return 0
+
+def pwned_api_check(password):
+  sha1password = hashlib.sha1(password.encode('utf-8')).hexdigest().upper()
+  first5_char, tail = sha1password[:5], sha1password[5:]
+  response = request_api_data(first5_char)
+  return get_password_leaks_count(response, tail)
+
+def main(args):
+  for password in args:
+    count = pwned_api_check(password)
+    if count:
+      print(f'{password} was found {count} times... you should change your password right now!')
+    else:
+      print(f'{password} was not found,very good password.')
+  return 'done!'
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv[1:]))