refactor: safe ruff fixes

Author: NTFSvolume

src/mega/chunker.py

@@ -23,13 +23,11 @@ class ChunkBoundary(NamedTuple):
 
 
 def get_chunks(size: int) -> Generator[ChunkBoundary]:
-    """
-    Yield chunk boundaries for Mega's MAC computation.
+    """Yield chunk boundaries for Mega's MAC computation.
 
     Chunk sizes double from 128 KiB (0x20000) up to 1 MiB (0x100000).
     The last chunk may be smaller
     """
-
     offset = 0
     current_size = init_size = 0x20000
     while offset + current_size < size:

src/mega/client.py

@@ -103,7 +103,7 @@ async def empty_trash(self) -> None:
         fs = await self.get_filesystem()
         trashed_files = [f.id for f in fs.deleted]
         if not trashed_files:
-            return None
+            return
 
         await self._core.destroy(*trashed_files)
 

src/mega/core.py

@@ -409,7 +409,6 @@ async def import_file(
         dest_node_id: NodeID,
     ) -> Node:
         """Import the public file into user account"""
-
         full_key = b64_to_a32(public_key)
         key = Crypto.decompose(full_key).key
         file_info = await self.request_file_info(public_handle, is_public=True)

src/mega/filesystem.py

@@ -305,8 +305,7 @@ def find(self, path: str | PathLike[str]) -> Node:
             return self[nodes[0]]
 
     def files_from(self, node_id: NodeID | None) -> Iterable[Node]:
-        """
-        Yield every file that is reachable from `node_id`.
+        """Yield every file that is reachable from `node_id`.
 
         - If `node_id` is `None`: yield all non deleted files on the file system.
         - If `node_id` points to a file: yield only that file.

tests/test_mega.py

@@ -34,7 +34,7 @@ async def http_client() -> aiohttp.ClientSession:
     return aiohttp.ClientSession(loop=asyncio.get_running_loop())
 
 
-@pytest.fixture()
+@pytest.fixture
 def folder_name() -> str:
     return f"mega.py_testfolder_{str_utc_now()}"
 
@@ -54,7 +54,7 @@ async def folder(mega: MegaNzClient, folder_name: str) -> AsyncGenerator[Node]:
     node = await mega.find(folder_name)
     assert node
     assert node.type is NodeType.FOLDER
-    yield node
+    return node
 
 
 @pytest.fixture
@@ -63,7 +63,7 @@ async def uploaded_file(mega: MegaNzClient, folder_name: str, folder: Node) -> A
     path = f"{folder_name}/{TEST_FILE.name}"
     node = await mega.find(path)
     assert node
-    yield node
+    return node
 
 
 def test_mega(mega: MegaNzClient) -> None: