From 546224b26680bc5e04ffd96b018e0cd5658157cd Mon Sep 17 00:00:00 2001
From: qbc <qianbingchen.qbc@alibaba-inc.com>
Date: Thu, 11 Apr 2024 11:55:38 +0800
Subject: [PATCH] add eval for NI dataset

---
 .../llm/eval/eval_for_rougel/eval_ni.py       | 118 ++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 federatedscope/llm/eval/eval_for_rougel/eval_ni.py

diff --git a/federatedscope/llm/eval/eval_for_rougel/eval_ni.py b/federatedscope/llm/eval/eval_for_rougel/eval_ni.py
new file mode 100644
index 000000000..ce0510769
--- /dev/null
+++ b/federatedscope/llm/eval/eval_for_rougel/eval_ni.py
@@ -0,0 +1,118 @@
+import json
+import os
+import random
+
+import numpy as np
+import transformers
+from tqdm import tqdm
+from rouge import Rouge
+
+from federatedscope.core.configs.config import global_cfg
+from federatedscope.core.cmd_args import parse_args, parse_client_cfg
+from federatedscope.core.auxiliaries.utils import setup_seed
+from federatedscope.core.auxiliaries.logging import update_logger
+from federatedscope.core.data.utils import download_url
+from federatedscope.llm.misc.fschat import FSChatBot
+
+transformers.logging.set_verbosity(40)
+
+DEBUG = False
+
+rouge = Rouge()
+
+
+def rouge_score(hyps, refs):
+    try:
+        rouge_score = rouge.get_scores(hyps, refs)[0]['rouge-l']['f']
+    except ValueError:
+        return 0.0
+    return rouge_score
+
+
+def load_data(file_path,
+              instruction='instruction',
+              input='input',
+              output='output',
+              category='category'):
+
+    # Format: [{'instruction': ..., 'input': ..., 'output':...}]
+    with open(file_path, 'r', encoding="utf-8") as f:
+        list_data_dict = json.load(f)
+
+    # Replace key
+    new_list_data_dict = []
+    list_data_dict = list_data_dict["Instances"]
+
+    num_samples = int(len(list_data_dict) * 0.02)
+    chosen_list_data_dict = random.sample(list_data_dict, num_samples)
+
+    for item in chosen_list_data_dict:
+        new_item = dict(
+            instruction=item[instruction] if instruction in item else None,
+            input=item[input] if input in item else None,
+            output=item[output][0] if output in item else None,
+            category=item[category] if category in item else None)
+        new_list_data_dict.append(new_item)
+    return new_list_data_dict
+
+
+def main():
+    init_cfg = global_cfg.clone()
+    args = parse_args()
+
+    if args.cfg_file:
+        init_cfg.merge_from_file(args.cfg_file)
+    cfg_opt, client_cfg_opt = parse_client_cfg(args.opts)
+    init_cfg.merge_from_list(cfg_opt)
+
+    update_logger(init_cfg, clear_before_add=True)
+    setup_seed(init_cfg.seed)
+
+    # load your finetuned model (saved as xxx.ckpt)
+    #    in yaml file federate.save_to
+    fschatbot = FSChatBot(init_cfg)
+
+    test_tasks_fp = os.path.join(
+        init_cfg.data.root,
+        "natural-instructions-2.8/splits/xlingual/test_tasks.txt")
+
+    if not os.path.exists(test_tasks_fp):
+        download_url(
+            'https://github.com/allenai/natural-instructions/archive/refs'
+            '/tags/v2.8.zip', init_cfg.data.root)
+        print("Please unzip the data, and rerun.")
+        return
+
+    test_tasks = []
+    with open(test_tasks_fp, 'r') as f:
+        while True:
+            line = f.readline()
+            if not line:
+                break
+            test_tasks.append(line.strip())
+
+    list_data_dict = []
+    for task in test_tasks:
+        fp = os.path.join(init_cfg.data.root, "natural-instructions-2.8/tasks",
+                          task + ".json")
+        list_data_dict.extend(load_data(fp))
+
+    answers = []
+    for sample in tqdm(list_data_dict):
+        input_text = sample['input']
+        generate_kwargs = dict(max_new_tokens=256, top_p=0.95, temperature=0.8)
+        model_answer = fschatbot.generate(input_text, generate_kwargs)
+
+        rougel_cor = rouge_score(model_answer, sample['output'])
+        answers.append(rougel_cor)
+        if DEBUG:
+            print(f'Full input_text:\n{input_text}\n\n')
+        print(f'Question: {sample["input"]}\n\n'
+              f'Answers: {model_answer}\n\n')
+
+        print(f'Num of total question: {len(answers)}, '
+              f'Average score: {np.average(answers)}.')
+
+
+if __name__ == "__main__":
+    main()