Checkpass.py

Python/checkpass.py

@@ -0,0 +1,31 @@
+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'Error fetching: {res.status_code}, check the api and try again')
+    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)
+    #Check password if it exists in API response
+def main(args):
+    for password in args:
+        count=pwned_api_check(password)
+        if count:
+            print(f'{password} was found {count} times... You should probably change your password')
+        else:
+            print(f'{password} was NOT found. Carry on!')
+    return 'done!'
+if __name__=='__main__':
+    main(sys.argv[1:])