File size: 8,739 Bytes
31dc8dc
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
import json
import argparse
import pandas as pd
from . import common
from .browsecomp_eval import BrowseCompEval
from .drop_eval import DropEval
from .gpqa_eval import GPQAEval
from .humaneval_eval import HumanEval
from .math_eval import MathEval
from .mgsm_eval import MGSMEval
from .mmlu_eval import MMLUEval
from .simpleqa_eval import SimpleQAEval
from .sampler.chat_completion_sampler import (
    OPENAI_SYSTEM_MESSAGE_API,
    OPENAI_SYSTEM_MESSAGE_CHATGPT,
    ChatCompletionSampler,
)
from .sampler.o_chat_completion_sampler import OChatCompletionSampler
from .sampler.responses_sampler import ResponsesSampler
from .sampler.claude_sampler import ClaudeCompletionSampler, CLAUDE_SYSTEM_MESSAGE_LMSYS

from .sampler.opensource_sampler import LLaDASampler
from .sampler.llama_sampler import LLaMASampler

import torch
from torch.distributed import scatter_object_list, gather_object
import torch.distributed as dist

def init_distributed():
    from datetime import datetime, timedelta
    dist.init_process_group(
        backend="nccl", timeout=timedelta(hours=24)
    )
    rank = dist.get_rank()
    world = dist.get_world_size()
    torch.cuda.set_device(rank)
    return rank, world

def main():
    parser = argparse.ArgumentParser(
        description="Run sampling and evaluations using different samplers and evaluations."
    )

    parser.add_argument(
        "--task", type=str, required=True, choices=["mmlu", "math", "gpqa", "humaneval"]
    )
    parser.add_argument(
        "--list-models", action="store_true", help="List available models"
    )
    parser.add_argument("--model", type=str, help="Select a model by name")
    parser.add_argument("--debug", action="store_true", help="Run in debug mode")
    parser.add_argument(
        "--examples", type=int, help="Number of examples to use (overrides default)"
    )
    # Generation Config
    parser.add_argument(
        "--remasking", type=str, default="low_confidence", help="Remasking strategy"
    )
    parser.add_argument(
        "--steps", type=int, default=128, help="Number of sampling steps"
    )
    parser.add_argument(
        "--max-len", type=int, default=128, help="Length of generated sequence"
    )
    parser.add_argument(
        "--block", type=int, default=64, help="Block length for sampling"
    )

    # for Cache
    parser.add_argument("--kv-cache-masked", action="store_true")
    parser.add_argument("--kv-cache-decoded", action="store_true")
    
    parser.add_argument("--cache-steps", type=int, default=None)
    parser.add_argument("--window-size", type=int, default=0)

    args = parser.parse_args()

    if torch.cuda.device_count() > 1:
        rank, world = init_distributed()
    else:
        world, rank = 1, 0

    models = {
        "llada": LLaDASampler(
            model_name="GSAI-ML/LLaDA-8B-Instruct",
            generation_kwargs={
                'steps': args.steps, 
                'gen_length': args.max_len, 
                'block_length': args.block, 
                'temperature': 0., 
                'cfg_scale': 0., 
                'remasking': args.remasking,
                'enable_cache': args.kv_cache_masked or args.kv_cache_decoded,
                'cache_reloading_step': args.cache_steps,
                'window_size': args.window_size
            },
            kv_cache_masked=args.kv_cache_masked,
            kv_cache_decoded=args.kv_cache_decoded
        ),
        "llama": LLaMASampler(
            model_name = "meta-llama/Llama-3.1-8B-Instruct",
            generation_kwargs={
                'max_new_tokens': args.max_len
            }
        )
    }

    if args.list_models:
        print("Available models:")
        for model_name in models.keys():
            print(f" - {model_name}")
        return

    if args.model:
        if args.model not in models:
            print(f"Error: Model '{args.model}' not found.")
            return
        models = {args.model: models[args.model]}

    grading_sampler = ChatCompletionSampler(model="gpt-4o")
    equality_checker = ChatCompletionSampler(model="gpt-4-turbo-preview")
    # ^^^ used for fuzzy matching, just for math

    def get_evals(eval_name, debug_mode):
        num_examples = (
            args.examples if args.examples is not None else (5 if debug_mode else None)
        )
        # Set num_examples = None to reproduce full evals
        match eval_name:
            case "mmlu":
                return MMLUEval(num_examples=10 if debug_mode else num_examples)
            case "math":
                return MathEval(
                    equality_checker=equality_checker,
                    num_examples=num_examples,
                    n_repeats=1 if debug_mode else 10,
                )
            case "gpqa":
                return GPQAEval(
                    n_repeats=1 if debug_mode else 1, num_examples=num_examples,
                )
            case "mgsm":
                return MGSMEval(num_examples_per_lang=10 if debug_mode else 250)
            case "drop":
                return DropEval(
                    num_examples=10 if debug_mode else num_examples,
                    train_samples_per_prompt=3,
                )
            case "humaneval":
                return HumanEval(num_examples=10 if debug_mode else num_examples)
            case "simpleqa":
                return SimpleQAEval(
                    grader_model=grading_sampler,
                    num_examples=10 if debug_mode else num_examples,
                )
            case "browsecomp":
                return BrowseCompEval(
                    grader_model=grading_sampler,
                    num_examples=10 if debug_mode else num_examples,
                )
            case _:
                raise Exception(f"Unrecognized eval type: {eval_name}")

    evals = {
        eval_name: get_evals(eval_name, args.debug)
        for eval_name in [args.task]
    }
    debug_suffix = "_DEBUG" if args.debug else ""
    print(debug_suffix)
    mergekey2resultpath = {}
    for model_name, sampler in models.items():
        sampler.init_model()
        for eval_name, eval_obj in evals.items():
            result = eval_obj(sampler, rank = rank, world = world)

            # ^^^ Gather from different gpus:
            sampler._free_memory()
            print("Start aggregate results")
            if world > 1:
                gathered = [None] * world
                dist.all_gather_object(gathered, result)   
                flat = [o for sub in gathered for o in sub]  # 展平
                result = flat

            result = common.aggregate_results(result)

            # ^^^ how to use a sampler
            if (world > 1 and rank ==0) or world == 1:
                file_stem = f"{eval_name}_{model_name}"
                file_stem += f"_{args.remasking}_steps_{args.steps}_len_{args.max_len}_block_{args.block}"
                file_stem += f"_decoded_{args.kv_cache_decoded}_masked_{args.kv_cache_masked}_cache{args.cache_steps}_window{args.window_size}"
                report_filename = f"simple_eval_results/{file_stem}{debug_suffix}.html"
                print(f"Writing report to {report_filename}")
                with open(report_filename, "w") as fh:
                    fh.write(common.make_report(result))
                metrics = result.metrics | {"score": result.score}
                print(metrics)
                result_filename = f"simple_eval_results/{file_stem}{debug_suffix}.json"
                with open(result_filename, "w") as f:
                    f.write(json.dumps(metrics, indent=2))
                print(f"Writing results to {result_filename}")
                mergekey2resultpath[f"{file_stem}"] = result_filename

            if world > 1:
                dist.barrier()
    
    if (world > 1 and rank ==0) or world == 1:
        merge_metrics = []
        for eval_model_name, result_filename in mergekey2resultpath.items():
            try:
                result = json.load(open(result_filename, "r+"))
            except Exception as e:
                print(e, result_filename)
                continue
            result = result.get("f1_score", result.get("score", None))
            eval_name = eval_model_name[: eval_model_name.find("_")]
            model_name = eval_model_name[eval_model_name.find("_") + 1 :]
            merge_metrics.append(
                {"eval_name": eval_name, "model_name": model_name, "metric": result}
            )
        merge_metrics_df = pd.DataFrame(merge_metrics).pivot(
            index=["model_name"], columns="eval_name"
        )
        print("\nAll results: ")
        print(merge_metrics_df.to_markdown())
        return merge_metrics


if __name__ == "__main__":
    main()