Revert make_reader(reserved_name_scheme=) being optional. #395

Author: lemon24

src/reader/core.py

@@ -106,7 +106,7 @@ def make_reader(
     read_only: bool = False,
     plugins: Iterable[PluginInput[Reader]] = DEFAULT_PLUGINS,
     session_timeout: TimeoutType = DEFAULT_TIMEOUT,
-    reserved_name_scheme: Mapping[str, str] | None = None,
+    reserved_name_scheme: Mapping[str, str] = DEFAULT_RESERVED_NAME_SCHEME,
     search_enabled: bool | None | Literal['auto'] = 'auto',
     _storage: StorageType | None = None,
 ) -> Reader:
@@ -263,8 +263,6 @@ def make_reader(
 
     parser.session_factory.user_agent = USER_AGENT
 
-    if reserved_name_scheme is None:
-        reserved_name_scheme = DEFAULT_RESERVED_NAME_SCHEME
     try:
         name_scheme = NameScheme.from_value(reserved_name_scheme)
     except Exception as e: