feat: add resize image function to common util (#3399)

Co-authored-by: Rayan Dasoriya <dasoriya@google.com>

community-content/vertex_model_garden/model_oss/notebook_util/common_util.py

@@ -233,6 +233,22 @@ def download_image(url: str) -> str:
   return Image.open(io.BytesIO(response.content))
 
 
+def resize_image(image: Any, new_width: int = 1000) -> Any:
+  """Resizes an image to a certain width.
+
+  Args:
+    image: The image which has to be resized.
+    new_width: New width of the image.
+
+  Returns:
+    New resized image.
+  """
+  width, height = image.size
+  new_height = int(height * new_width / width)
+  new_img = image.resize((new_width, new_height))
+  return new_img
+
+
 def load_img(path: str) -> Any:
   """Reads image from path and return PIL.Image instance.
 
@@ -433,3 +449,4 @@ def check_quota(
         f"Quota not enough for {resource_id} in {region}: {quota} <"
         f" {accelerator_count}. {quota_request_instruction}"
     )
+