fix ruff format

Author: kosiew

python/datafusion/user_defined.py

@@ -41,6 +41,7 @@
 
 if TYPE_CHECKING:
     from _typeshed import CapsuleType as _PyCapsule
+
     _R = TypeVar("_R", bound=pa.DataType)
 else:
 
@@ -319,8 +320,7 @@ def __init__(
         return_type: pa.DataType,
         state_type: list[pa.DataType],
         volatility: Volatility | str,
-    ) -> None:
-        ...
+    ) -> None: ...
 
     @overload
     def __init__(
@@ -331,8 +331,7 @@ def __init__(
         return_type: None = ...,
         state_type: None = ...,
         volatility: None = ...,
-    ) -> None:
-        ...
+    ) -> None: ...
 
     def __init__(
         self,

python/tests/test_pyclass_frozen.py

@@ -32,8 +32,7 @@
     r"(?P<key>[A-Za-z_][A-Za-z0-9_]*)\s*=\s*\"(?P<value>[^\"]+)\"",
 )
 STRUCT_NAME_RE = re.compile(
-    r"\b(?:pub\s+)?(?:struct|enum)\s+"
-    r"(?P<name>[A-Za-z_][A-Za-z0-9_]*)",
+    r"\b(?:pub\s+)?(?:struct|enum)\s+" r"(?P<name>[A-Za-z_][A-Za-z0-9_]*)",
 )