File size: 5,769 Bytes
714cf46
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
import shutil
import tempfile
from pathlib import Path
from typing import Optional

from huggingface_hub import HfApi
from torch import nn

try:
    from base_models.supported_models import all_presets_with_paths
    from probes.hybrid_probe import HybridProbe
    from probes.packaged_probe_model import PackagedProbeConfig, PackagedProbeModel
    from utils import print_message
except ImportError:
    from ..base_models.supported_models import all_presets_with_paths
    from .hybrid_probe import HybridProbe
    from .packaged_probe_model import PackagedProbeConfig, PackagedProbeModel
    from ..utils import print_message


def _infer_probe_type(probe_model: nn.Module) -> str:
    probe_class_name = probe_model.__class__.__name__
    if probe_class_name == "LinearProbe":
        return "linear"
    if probe_class_name in ["TransformerForSequenceClassification", "TransformerForTokenClassification"]:
        return "transformer"
    if probe_class_name in ["RetrievalNetForSequenceClassification", "RetrievalNetForTokenClassification"]:
        return "retrievalnet"
    if probe_class_name in ["LyraForSequenceClassification", "LyraForTokenClassification"]:
        return "lyra"
    raise ValueError(f"Unsupported probe class for packaged export: {probe_class_name}")


def _is_supported_base_model(source_model_name: str) -> bool:
    if source_model_name not in all_presets_with_paths:
        return False
    model_name_l = source_model_name.lower()
    if "random" in model_name_l:
        return False
    if "onehot" in model_name_l:
        return False
    if "vec2vec" in model_name_l:
        return False
    return True


def _extract_sep_token_id(tokenizer) -> Optional[int]:
    try:
        tokenizer_backend = tokenizer.tokenizer
    except AttributeError:
        tokenizer_backend = tokenizer
    if tokenizer_backend.sep_token_id is not None:
        return int(tokenizer_backend.sep_token_id)
    if tokenizer_backend.eos_token_id is not None:
        return int(tokenizer_backend.eos_token_id)
    return None


def _copy_runtime_code(export_dir: Path) -> None:
    repo_root = Path(__file__).resolve().parents[3]
    src_package_dir = repo_root / "src" / "protify"
    dst_package_dir = export_dir / "protify"

    for src_file in src_package_dir.rglob("*.py"):
        relative_path = src_file.relative_to(src_package_dir)
        dst_file = dst_package_dir / relative_path
        dst_file.parent.mkdir(parents=True, exist_ok=True)
        shutil.copy2(src_file, dst_file)

    packaged_model_file = Path(__file__).with_name("packaged_probe_model.py")
    shutil.copy2(packaged_model_file, export_dir / "packaged_probe_model.py")


def _build_packaged_model(
        trained_model: nn.Module,
        source_model_name: str,
        probe_args,
        embedding_args,
        tokenizer,
        ppi: bool,
    ) -> PackagedProbeModel:
    if isinstance(trained_model, HybridProbe):
        base_model = trained_model.model
        probe_model = trained_model.probe
    else:
        base_model = None
        probe_model = trained_model

    probe_type = _infer_probe_type(probe_model)
    probe_config_dict = probe_model.config.to_dict()
    sep_token_id = _extract_sep_token_id(tokenizer)
    packaged_config = PackagedProbeConfig(
        base_model_name=source_model_name,
        probe_type=probe_type,
        probe_config=probe_config_dict,
        tokenwise=probe_args.tokenwise,
        matrix_embed=embedding_args.matrix_embed,
        pooling_types=embedding_args.pooling_types,
        task_type=probe_args.task_type,
        num_labels=probe_args.num_labels,
        ppi=ppi,
        add_token_ids=probe_args.add_token_ids,
        sep_token_id=sep_token_id,
    )
    packaged_model = PackagedProbeModel(config=packaged_config, base_model=base_model, probe=probe_model)
    return packaged_model.cpu()


def export_packaged_model_to_hub(
        trained_model: nn.Module,
        source_model_name: str,
        probe_args,
        embedding_args,
        tokenizer,
        repo_id: str,
        model_card: str,
        ppi: bool = False,
        private: bool = True,
        hf_token: Optional[str] = None,
    ) -> tuple[bool, str]:
    if not _is_supported_base_model(source_model_name):
        return False, f"Packaged export is not supported for base model: {source_model_name}"

    packaged_model = _build_packaged_model(
        trained_model=trained_model,
        source_model_name=source_model_name,
        probe_args=probe_args,
        embedding_args=embedding_args,
        tokenizer=tokenizer,
        ppi=ppi,
    )

    with tempfile.TemporaryDirectory(prefix="protify_packaged_model_") as temp_dir:
        export_dir = Path(temp_dir)

        packaged_model.config.auto_map = {
            "AutoConfig": "packaged_probe_model.PackagedProbeConfig",
            "AutoModel": "packaged_probe_model.PackagedProbeModel",
        }
        packaged_model.config.architectures = ["PackagedProbeModel"]
        packaged_model.save_pretrained(str(export_dir), safe_serialization=True)
        tokenizer.save_pretrained(str(export_dir))
        _copy_runtime_code(export_dir)
        readme_path = export_dir / "README.md"
        readme_path.write_text(model_card, encoding="utf-8")

        if hf_token is None:
            api = HfApi()
        else:
            api = HfApi(token=hf_token)
        api.create_repo(repo_id=repo_id, repo_type="model", private=private, exist_ok=True)
        api.upload_folder(
            repo_id=repo_id,
            repo_type="model",
            folder_path=str(export_dir),
            path_in_repo="",
        )

    print_message(f"Packaged model and tokenizer uploaded to Hugging Face Hub: {repo_id}")
    return True, f"Uploaded packaged model to {repo_id}"