[CI/Build] vLLM cache directory for images (#6444)

examples/llava_example.py

@@ -1,12 +1,5 @@
-import os
-import subprocess
-
-from PIL import Image
-
 from vllm import LLM
-
-# The assets are located at `s3://air-example-data-2/vllm_opensource_llava/`.
-# You can use `.buildkite/download-images.sh` to download them
+from vllm.assets.image import ImageAsset
 
 
 def run_llava():
@@ -14,7 +7,7 @@ def run_llava():
 
     prompt = "USER: <image>\nWhat is the content of this image?\nASSISTANT:"
 
-    image = Image.open("images/stop_sign.jpg")
+    image = ImageAsset("stop_sign").pil_image
 
     outputs = llm.generate({
         "prompt": prompt,
@@ -28,25 +21,5 @@ def run_llava():
         print(generated_text)
 
 
-def main():
-    run_llava()
-
-
 if __name__ == "__main__":
-    # Download from s3
-    s3_bucket_path = "s3://air-example-data-2/vllm_opensource_llava/"
-    local_directory = "images"
-
-    # Make sure the local directory exists or create it
-    os.makedirs(local_directory, exist_ok=True)
-
-    # Use AWS CLI to sync the directory, assume anonymous access
-    subprocess.check_call([
-        "aws",
-        "s3",
-        "sync",
-        s3_bucket_path,
-        local_directory,
-        "--no-sign-request",
-    ])
-    main()
+    run_llava()