File size: 4,734 Bytes
83d24b2
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
from __future__ import annotations

from typing import Any

import datasets

from mteb.abstasks.TaskMetadata import TaskMetadata

from ....abstasks import AbsTaskBitextMining, CrosslingualTask

_LANGUAGES = [
    "ben-Beng",
    "guj_Gujr",
    "hin_Deva",
    "kan_Knda",
    "mal_Mlym",
    "mar_Deva",
    "tam_Taml",
    "tel_Telu",
    "urd_Arab",
    "asm_Beng",
    "bho_Deva",
    "nep_Deva",
    "ory_Orya",
    "pan_Guru",
    "pus_Arab",
    "san-Deva",
    "awa_Deva",
    "bgc_Deva",
    "bod_Tibt",
    "boy_Deva",
    "gbm_Deva",
    "gom_Deva",
    "hne_Deva",
    "raj_Deva",
    "mai_Deva",
    "mni_Mtei",
    "mup_Deva",
    "mwr_Deva",
    "sat_Olck",
]

_ENG_LANGUAGE = ["eng-Latn"]

_CODE_MAPPING = {
    "ben": "bn",
    "guj": "gu",
    "hin": "hi",
    "kan": "kn",
    "mal": "ml",
    "mar": "mr",
    "tam": "ta",
    "tel": "te",
    "urd": "ur",
    "asm": "as",
    "bho": "bho",
    "nep": "ne",
    "ory": "or",
    "pan": "pa",
    "pus": "ps",
    "san": "sa",
    "awa": "awa",
    "bgc": "bgc",
    "bod": "bo",
    "boy": "brx",
    "gbm": "gbm",
    "gom": "gom",
    "hne": "hne",
    "raj": "hoj",
    "mai": "mai",
    "mni": "mni",
    "mup": "mup",
    "mwr": "mwr",
    "sat": "sat",
}

_SPLIT = ["validation", "test"]


def get_lang_pairs() -> dict[str, list[str]]:
    # add eng-> xx and xx -> eng lang pairs
    # Normalize language codes
    normalized_languages = [lang.replace("_", "-") for lang in _LANGUAGES]

    # Create dictionary for language pairs
    language_pairs = {}
    for lang in normalized_languages:
        lang_code = lang.split("-")[0]
        lang_to_eng_key = f"{lang_code}-eng"
        eng_to_lang_key = f"eng-{lang_code}"
        language_pairs[lang_to_eng_key] = [lang, _ENG_LANGUAGE[0]]
        language_pairs[eng_to_lang_key] = [_ENG_LANGUAGE[0], lang]

    return language_pairs


_LANGUAGES_MAPPING = get_lang_pairs()


class IndicGenBenchFloresBitextMining(AbsTaskBitextMining, CrosslingualTask):
    metadata = TaskMetadata(
        name="IndicGenBenchFloresBitextMining",
        dataset={
            "path": "google/IndicGenBench_flores_in",
            "revision": "f8650438298df086750ff4973661bb58a201a5ee",
            "trust_remote_code": True,
        },
        description="Flores-IN dataset is an extension of Flores dataset released as a part of the IndicGenBench by Google",
        reference="https://github.com/google-research-datasets/indic-gen-bench/",
        type="BitextMining",
        category="s2s",
        eval_splits=_SPLIT,
        eval_langs=_LANGUAGES_MAPPING,
        main_score="f1",
        date=("2023-10-01", "2024-05-01"),
        form=["written"],
        domains=["Web", "News"],
        task_subtypes=[],
        license="CC-BY-SA-4.0",
        socioeconomic_status="mixed",
        annotations_creators="expert-annotated",
        dialect=[],
        text_creation="human-translated and localized",
        bibtex_citation="""@misc{singh2024indicgenbench,
      title={IndicGenBench: A Multilingual Benchmark to Evaluate Generation Capabilities of LLMs on Indic Languages}, 
      author={Harman Singh and Nitish Gupta and Shikhar Bharadwaj and Dinesh Tewari and Partha Talukdar},
      year={2024},
      eprint={2404.16816},
      archivePrefix={arXiv},
      primaryClass={cs.CL}
}""",
        n_samples={"validation": 997, "test": 1012},
        avg_character_length={"validation": 126.25, "test": 130.84},
    )

    def load_data(self, **kwargs: Any) -> None:
        """Load dataset from HuggingFace hub"""
        if self.data_loaded:
            return

        self.dataset = {}
        for lang in self.hf_subsets:
            langs = lang.split("-")
            source_lang = langs[0]
            target_lang = langs[1]
            if source_lang == "eng":
                coded_target_language = _CODE_MAPPING[target_lang]
                language = f"en_{coded_target_language}"

            else:
                coded_source_language = _CODE_MAPPING[source_lang]
                language = f"{coded_source_language}_en"

            self.dataset[lang] = datasets.load_dataset(
                **self.metadata_dict["dataset"],
                field="examples",
                data_files={
                    "validation": f"flores_{language}_dev.json",
                    "test": f"flores_{language}_test.json",
                },
            )

        self.dataset_transform()
        self.data_loaded = True

    def dataset_transform(self) -> None:
        for lang in self.hf_subsets:
            for split in _SPLIT:
                self.dataset[lang][split] = self.dataset[lang][split].rename_columns(
                    {"source": "sentence1", "target": "sentence2"}
                )