add comment and revert newline

Signed-off-by: Yee Hing Tong <[email protected]>

Author: wild-endeavor

flytekit/core/data_persistence.py

@@ -220,6 +220,7 @@ async def get_async_filesystem_for_path(
     ) -> Union[AsyncFileSystem, fsspec.AbstractFileSystem]:
         protocol = get_protocol(path)
         loop = asyncio.get_running_loop()
+
         return self.get_filesystem(protocol, anonymous=anonymous, path=path, asynchronous=True, loop=loop, **kwargs)
 
     def get_filesystem_for_path(self, path: str = "", anonymous: bool = False, **kwargs) -> fsspec.AbstractFileSystem:
@@ -422,6 +423,8 @@ async def async_put_raw_data(
                 r = await self._put(from_path, to_path, **kwargs)
             return r or to_path
 
+        # See https://github.com/fsspec/s3fs/issues/871 for more background and pending work on the fsspec side to
+        # support effectively async open(). For now these use-cases below will revert to sync calls.
         # raw bytes
         if isinstance(lpath, bytes):
             fs = self.get_filesystem_for_path(to_path)