[pre-commit.ci] auto fixes from pre-commit.com hooks

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anndata/_core/anndata.py

@@ -1284,7 +1284,9 @@ def transpose(self) -> AnnData:
 
     T = property(transpose)
 
-    def to_df(self, layer=None, obs: Optional[Union[str, List[str]]]=None) -> pd.DataFrame:
+    def to_df(
+        self, layer=None, obs: Optional[Union[str, List[str]]] = None
+    ) -> pd.DataFrame:
         """\
         Generate shallow :class:`~pandas.DataFrame`.