Fix formatting.

Author: Liam3851

pandas/core/arrays/string_.py

@@ -219,9 +219,9 @@ def __eq__(self, other: object) -> bool:
         return False
 
     def __setstate__(self, state):
-        self.storage = state.pop('storage', 'python')
-        self._na_value = state.pop('_na_value', libmissing.NA)
-    
+        self.storage = state.pop("storage", "python")
+        self._na_value = state.pop("_na_value", libmissing.NA)
+
     def __hash__(self) -> int:
         # need to override __hash__ as well because of overriding __eq__
         return super().__hash__()

pandas/tests/io/generate_legacy_storage_files.py

@@ -147,7 +147,7 @@ def create_pickle_data():
         "float": Index(np.arange(10, dtype=np.float64)),
         "uint": Index(np.arange(10, dtype=np.uint64)),
         "timedelta": timedelta_range("00:00:00", freq="30min", periods=10),
-        "string": Index(["foo", "bar", "baz", "qux", "quux"], dtype='string'),
+        "string": Index(["foo", "bar", "baz", "qux", "quux"], dtype="string"),
     }
 
     index["range"] = RangeIndex(10)
@@ -240,7 +240,7 @@ def create_pickle_data():
                 "A": Series(["foo", "bar", "baz", "qux", "quux"], dtype="string"),
                 "B": Series(["one", "two", "one", "two", "three"], dtype="string"),
             }
-        )
+        ),
     }
 
     cat = {