change example, clean code

examples/examples.py

@@ -1,12 +1,12 @@
 from secured.attribute import AttrDict
 from secured.secured import Secured
-
-secured = Secured('examples/config-secrets.yaml', secure=True, message="<Custom Secured>")
+message = "🔒 <Data Secured> 🔒"
+secured = Secured('examples/config-secrets.yaml', secure=True, message=message)
 
 print(secured.config_secrets.name)
 print(secured.config_secrets["name"])
 
-ad = AttrDict(secure=True, message="<Custom Secured>")
+ad = AttrDict(secure=True, message=message)
 ad['password'] = 'my_secret'
 print((ad.password))
 print((ad['password']))

secured/attribute.py

@@ -1,4 +1,4 @@
-from typing import Any, Dict, TypeVar, Union
+from typing import Any, TypeVar, Union
 from .secure import Secure
 
 # A type variable that can be any type.