updated pyi for exception

Author: flexatone

src/__init__.pyi

@@ -6,7 +6,7 @@ _T = tp.TypeVar('_T')
 
 __version__: str
 
-class ErrorInitTypeBlocks:
+class ErrorInitTypeBlocks(RuntimeError):
     def __init__(self, *args: tp.Any, **kwargs: tp.Any) -> None: ...
     def with_traceback(self, tb: Exception) -> Exception: ...
     def __setstate__(self) -> None: ...