Update run_evaluate.sh

run_evaluate.sh

@@ -1 +1,5 @@
-python src/evaluate_img.py -i "path_to_generated_HR" -r "path_to_ground_truth"
+#!/usr/bin/env bash
+
+mkdir -p checkpoints
+
+wget https://huggingface.co/zhangap/S3Diff/blob/main/s3diff.pkl -P checkpoints