Black

homeassistant/helpers/deprecation.py

@@ -12,34 +12,42 @@ def deprecated_substitute(substitute_name: str) -> Callable[..., Callable]:
     If the old property is defined, its value will be used instead, and a log
     warning will be issued alerting the user of the impending change.
     """
+
     def decorator(func: Callable) -> Callable:
         """Decorate function as deprecated."""
+
         def func_wrapper(self: Callable) -> Any:
             """Wrap for the original function."""
             if hasattr(self, substitute_name):
                 # If this platform is still using the old property, issue
                 # a logger warning once with instructions on how to fix it.
-                warnings = getattr(func, '_deprecated_substitute_warnings', {})
+                warnings = getattr(func, "_deprecated_substitute_warnings", {})
                 module_name = self.__module__
                 if not warnings.get(module_name):
                     logger = logging.getLogger(module_name)
                     logger.warning(
                         "'%s' is deprecated. Please rename '%s' to "
                         "'%s' in '%s' to ensure future support.",
-                        substitute_name, substitute_name, func.__name__,
-                        inspect.getfile(self.__class__))
+                        substitute_name,
+                        substitute_name,
+                        func.__name__,
+                        inspect.getfile(self.__class__),
+                    )
                     warnings[module_name] = True
-                    setattr(func, '_deprecated_substitute_warnings', warnings)
+                    setattr(func, "_deprecated_substitute_warnings", warnings)
 
                 # Return the old property
                 return getattr(self, substitute_name)
             return func(self)
+
         return func_wrapper
+
     return decorator
 
 
-def get_deprecated(config: Dict[str, Any], new_name: str, old_name: str,
-                   default: Optional[Any] = None) -> Optional[Any]:
+def get_deprecated(
+    config: Dict[str, Any], new_name: str, old_name: str, default: Optional[Any] = None
+) -> Optional[Any]:
     """Allow an old config name to be deprecated with a replacement.
 
     If the new config isn't found, but the old one is, the old value is used
@@ -50,6 +58,10 @@ def get_deprecated(config: Dict[str, Any], new_name: str, old_name: str,
         logger = logging.getLogger(module_name)
         logger.warning(
             "'%s' is deprecated. Please rename '%s' to '%s' in your "
-            "configuration file.", old_name, old_name, new_name)
+            "configuration file.",
+            old_name,
+            old_name,
+            new_name,
+        )
         return config.get(old_name)
     return config.get(new_name, default)