Unify casing

Author: dirkkul

test/collection/test_classes_generative.py

@@ -400,7 +400,7 @@ def test_generative_parameters_images_parsing(
             ),
         ),
         (
-            GenerativeConfig.xAI(
+            GenerativeConfig.xai(
                 base_url="http://localhost:8080",
                 max_tokens=100,
                 model="text-to-image",

weaviate/collections/classes/generative.py

@@ -945,7 +945,7 @@ def openai_azure(
         )
 
     @staticmethod
-    def xAI(
+    def xai(
         *,
         base_url: Optional[str] = None,
         max_tokens: Optional[int] = None,
@@ -1066,7 +1066,7 @@ def single_prompt(
 
     @staticmethod
     def __parse_images(
-        images: Optional[Union[BLOB_INPUT, Iterable[BLOB_INPUT]]]
+        images: Optional[Union[BLOB_INPUT, Iterable[BLOB_INPUT]]],
     ) -> Optional[Iterable[str]]:
         if isinstance(images, (str, Path, BufferedReader)):
             return (