Ruff ANN202: Unsafe-fixed return type annotations

Author: evertlammerts

duckdb/__init__.py

@@ -11,7 +11,7 @@
 
 
 # version() is a more human friendly formatted version string of both the distribution package and the bundled duckdb
-def version():
+def version() -> str:
     return f"{__version__} (with duckdb {duckdb_version})"
 
 

duckdb/experimental/spark/sql/session.py

@@ -59,7 +59,7 @@ def _create_dataframe(self, data: Union[Iterable[Any], "PandasDataFrame"]) -> Da
             self.conn.register(unique_name, data)
             return DataFrame(self.conn.sql(f'select * from "{unique_name}"'), self)
 
-        def verify_tuple_integrity(tuples: list[tuple]):
+        def verify_tuple_integrity(tuples: list[tuple]) -> None:
             if len(tuples) <= 1:
                 return
             expected_length = len(tuples[0])

duckdb/experimental/spark/sql/types.py

@@ -764,7 +764,7 @@ class StructType(DataType):
     False
     """
 
-    def _update_internal_duckdb_type(self):
+    def _update_internal_duckdb_type(self) -> None:
         self.duckdb_type = duckdb.struct_type(dict(zip(self.names, [x.duckdb_type for x in self.fields])))
 
     def __init__(self, fields: Optional[list[StructField]] = None) -> None:  # noqa: D107

duckdb_packaging/build_backend.py

@@ -136,7 +136,7 @@ def _read_duckdb_long_version() -> str:
 
 def _skbuild_config_add(
     key: str, value: Union[list, str], config_settings: dict[str, Union[list[str], str]], fail_if_exists: bool = False
-):
+) -> None:
     """Add or modify a configuration setting for scikit-build-core.
 
     This function handles adding values to scikit-build-core configuration settings,