[Doc] Move examples into categories (#11840)

Signed-off-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>

examples/offline_inference/offline_inference_scoring.py

@@ -0,0 +1,23 @@
+from vllm import LLM
+
+# Sample prompts.
+text_1 = "What is the capital of France?"
+texts_2 = [
+    "The capital of Brazil is Brasilia.", "The capital of France is Paris."
+]
+
+# Create an LLM.
+# You should pass task="score" for cross-encoder models
+model = LLM(
+    model="BAAI/bge-reranker-v2-m3",
+    task="score",
+    enforce_eager=True,
+)
+
+# Generate scores. The output is a list of ScoringRequestOutputs.
+outputs = model.score(text_1, texts_2)
+
+# Print the outputs.
+for text_2, output in zip(texts_2, outputs):
+    score = output.outputs.score
+    print(f"Pair: {[text_1, text_2]!r} | Score: {score}")