add galore examples

Former-commit-id: aabf1b99f39aae535401b2f65f0d629def6e39f5

examples/extras/llama_pro/expand.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+pip install -e ../../../.
+
+python ../../../scripts/llama_pro.py \
+    --model_name_or_path meta-llama/Llama-2-7b-hf \
+    --output_dir ../../../models/llama2-7b-pro \
+    --num_expand 8