two version of R2R are hereHEADmaster

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diff --git a/.venv/lib/python3.12/site-packages/huggingface_hub/repocard_data.py b/.venv/lib/python3.12/site-packages/huggingface_hub/repocard_data.py
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+import copy
+from collections import defaultdict
+from dataclasses import dataclass
+from typing import Any, Dict, List, Optional, Tuple, Union
+
+from huggingface_hub.utils import logging, yaml_dump
+
+
+logger = logging.get_logger(__name__)
+
+
+@dataclass
+class EvalResult:
+    """
+    Flattened representation of individual evaluation results found in model-index of Model Cards.
+
+    For more information on the model-index spec, see https://github.com/huggingface/hub-docs/blob/main/modelcard.md?plain=1.
+
+    Args:
+        task_type (`str`):
+            The task identifier. Example: "image-classification".
+        dataset_type (`str`):
+            The dataset identifier. Example: "common_voice". Use dataset id from https://hf.co/datasets.
+        dataset_name (`str`):
+            A pretty name for the dataset. Example: "Common Voice (French)".
+        metric_type (`str`):
+            The metric identifier. Example: "wer". Use metric id from https://hf.co/metrics.
+        metric_value (`Any`):
+            The metric value. Example: 0.9 or "20.0 ± 1.2".
+        task_name (`str`, *optional*):
+            A pretty name for the task. Example: "Speech Recognition".
+        dataset_config (`str`, *optional*):
+            The name of the dataset configuration used in `load_dataset()`.
+            Example: fr in `load_dataset("common_voice", "fr")`. See the `datasets` docs for more info:
+            https://hf.co/docs/datasets/package_reference/loading_methods#datasets.load_dataset.name
+        dataset_split (`str`, *optional*):
+            The split used in `load_dataset()`. Example: "test".
+        dataset_revision (`str`, *optional*):
+            The revision (AKA Git Sha) of the dataset used in `load_dataset()`.
+            Example: 5503434ddd753f426f4b38109466949a1217c2bb
+        dataset_args (`Dict[str, Any]`, *optional*):
+            The arguments passed during `Metric.compute()`. Example for `bleu`: `{"max_order": 4}`
+        metric_name (`str`, *optional*):
+            A pretty name for the metric. Example: "Test WER".
+        metric_config (`str`, *optional*):
+            The name of the metric configuration used in `load_metric()`.
+            Example: bleurt-large-512 in `load_metric("bleurt", "bleurt-large-512")`.
+            See the `datasets` docs for more info: https://huggingface.co/docs/datasets/v2.1.0/en/loading#load-configurations
+        metric_args (`Dict[str, Any]`, *optional*):
+            The arguments passed during `Metric.compute()`. Example for `bleu`: max_order: 4
+        verified (`bool`, *optional*):
+            Indicates whether the metrics originate from Hugging Face's [evaluation service](https://huggingface.co/spaces/autoevaluate/model-evaluator) or not. Automatically computed by Hugging Face, do not set.
+        verify_token (`str`, *optional*):
+            A JSON Web Token that is used to verify whether the metrics originate from Hugging Face's [evaluation service](https://huggingface.co/spaces/autoevaluate/model-evaluator) or not.
+        source_name (`str`, *optional*):
+            The name of the source of the evaluation result. Example: "Open LLM Leaderboard".
+        source_url (`str`, *optional*):
+            The URL of the source of the evaluation result. Example: "https://huggingface.co/spaces/open-llm-leaderboard/open_llm_leaderboard".
+    """
+
+    # Required
+
+    # The task identifier
+    # Example: automatic-speech-recognition
+    task_type: str
+
+    # The dataset identifier
+    # Example: common_voice. Use dataset id from https://hf.co/datasets
+    dataset_type: str
+
+    # A pretty name for the dataset.
+    # Example: Common Voice (French)
+    dataset_name: str
+
+    # The metric identifier
+    # Example: wer. Use metric id from https://hf.co/metrics
+    metric_type: str
+
+    # Value of the metric.
+    # Example: 20.0 or "20.0 ± 1.2"
+    metric_value: Any
+
+    # Optional
+
+    # A pretty name for the task.
+    # Example: Speech Recognition
+    task_name: Optional[str] = None
+
+    # The name of the dataset configuration used in `load_dataset()`.
+    # Example: fr in `load_dataset("common_voice", "fr")`.
+    # See the `datasets` docs for more info:
+    # https://huggingface.co/docs/datasets/package_reference/loading_methods#datasets.load_dataset.name
+    dataset_config: Optional[str] = None
+
+    # The split used in `load_dataset()`.
+    # Example: test
+    dataset_split: Optional[str] = None
+
+    # The revision (AKA Git Sha) of the dataset used in `load_dataset()`.
+    # Example: 5503434ddd753f426f4b38109466949a1217c2bb
+    dataset_revision: Optional[str] = None
+
+    # The arguments passed during `Metric.compute()`.
+    # Example for `bleu`: max_order: 4
+    dataset_args: Optional[Dict[str, Any]] = None
+
+    # A pretty name for the metric.
+    # Example: Test WER
+    metric_name: Optional[str] = None
+
+    # The name of the metric configuration used in `load_metric()`.
+    # Example: bleurt-large-512 in `load_metric("bleurt", "bleurt-large-512")`.
+    # See the `datasets` docs for more info: https://huggingface.co/docs/datasets/v2.1.0/en/loading#load-configurations
+    metric_config: Optional[str] = None
+
+    # The arguments passed during `Metric.compute()`.
+    # Example for `bleu`: max_order: 4
+    metric_args: Optional[Dict[str, Any]] = None
+
+    # Indicates whether the metrics originate from Hugging Face's [evaluation service](https://huggingface.co/spaces/autoevaluate/model-evaluator) or not. Automatically computed by Hugging Face, do not set.
+    verified: Optional[bool] = None
+
+    # A JSON Web Token that is used to verify whether the metrics originate from Hugging Face's [evaluation service](https://huggingface.co/spaces/autoevaluate/model-evaluator) or not.
+    verify_token: Optional[str] = None
+
+    # The name of the source of the evaluation result.
+    # Example: Open LLM Leaderboard
+    source_name: Optional[str] = None
+
+    # The URL of the source of the evaluation result.
+    # Example: https://huggingface.co/spaces/open-llm-leaderboard/open_llm_leaderboard
+    source_url: Optional[str] = None
+
+    @property
+    def unique_identifier(self) -> tuple:
+        """Returns a tuple that uniquely identifies this evaluation."""
+        return (
+            self.task_type,
+            self.dataset_type,
+            self.dataset_config,
+            self.dataset_split,
+            self.dataset_revision,
+        )
+
+    def is_equal_except_value(self, other: "EvalResult") -> bool:
+        """
+        Return True if `self` and `other` describe exactly the same metric but with a
+        different value.
+        """
+        for key, _ in self.__dict__.items():
+            if key == "metric_value":
+                continue
+            # For metrics computed by Hugging Face's evaluation service, `verify_token` is derived from `metric_value`,
+            # so we exclude it here in the comparison.
+            if key != "verify_token" and getattr(self, key) != getattr(other, key):
+                return False
+        return True
+
+    def __post_init__(self) -> None:
+        if self.source_name is not None and self.source_url is None:
+            raise ValueError("If `source_name` is provided, `source_url` must also be provided.")
+
+
+@dataclass
+class CardData:
+    """Structure containing metadata from a RepoCard.
+
+    [`CardData`] is the parent class of [`ModelCardData`] and [`DatasetCardData`].
+
+    Metadata can be exported as a dictionary or YAML. Export can be customized to alter the representation of the data
+    (example: flatten evaluation results). `CardData` behaves as a dictionary (can get, pop, set values) but do not
+    inherit from `dict` to allow this export step.
+    """
+
+    def __init__(self, ignore_metadata_errors: bool = False, **kwargs):
+        self.__dict__.update(kwargs)
+
+    def to_dict(self):
+        """Converts CardData to a dict.
+
+        Returns:
+            `dict`: CardData represented as a dictionary ready to be dumped to a YAML
+            block for inclusion in a README.md file.
+        """
+
+        data_dict = copy.deepcopy(self.__dict__)
+        self._to_dict(data_dict)
+        return {key: value for key, value in data_dict.items() if value is not None}
+
+    def _to_dict(self, data_dict):
+        """Use this method in child classes to alter the dict representation of the data. Alter the dict in-place.
+
+        Args:
+            data_dict (`dict`): The raw dict representation of the card data.
+        """
+        pass
+
+    def to_yaml(self, line_break=None, original_order: Optional[List[str]] = None) -> str:
+        """Dumps CardData to a YAML block for inclusion in a README.md file.
+
+        Args:
+            line_break (str, *optional*):
+                The line break to use when dumping to yaml.
+
+        Returns:
+            `str`: CardData represented as a YAML block.
+        """
+        if original_order:
+            self.__dict__ = {
+                k: self.__dict__[k]
+                for k in original_order + list(set(self.__dict__.keys()) - set(original_order))
+                if k in self.__dict__
+            }
+        return yaml_dump(self.to_dict(), sort_keys=False, line_break=line_break).strip()
+
+    def __repr__(self):
+        return repr(self.__dict__)
+
+    def __str__(self):
+        return self.to_yaml()
+
+    def get(self, key: str, default: Any = None) -> Any:
+        """Get value for a given metadata key."""
+        value = self.__dict__.get(key)
+        return default if value is None else value
+
+    def pop(self, key: str, default: Any = None) -> Any:
+        """Pop value for a given metadata key."""
+        return self.__dict__.pop(key, default)
+
+    def __getitem__(self, key: str) -> Any:
+        """Get value for a given metadata key."""
+        return self.__dict__[key]
+
+    def __setitem__(self, key: str, value: Any) -> None:
+        """Set value for a given metadata key."""
+        self.__dict__[key] = value
+
+    def __contains__(self, key: str) -> bool:
+        """Check if a given metadata key is set."""
+        return key in self.__dict__
+
+    def __len__(self) -> int:
+        """Return the number of metadata keys set."""
+        return len(self.__dict__)
+
+
+class ModelCardData(CardData):
+    """Model Card Metadata that is used by Hugging Face Hub when included at the top of your README.md
+
+    Args:
+        base_model (`str` or `List[str]`, *optional*):
+            The identifier of the base model from which the model derives. This is applicable for example if your model is a
+            fine-tune or adapter of an existing model. The value must be the ID of a model on the Hub (or a list of IDs
+            if your model derives from multiple models). Defaults to None.
+        datasets (`Union[str, List[str]]`, *optional*):
+            Dataset or list of datasets that were used to train this model. Should be a dataset ID
+            found on https://hf.co/datasets. Defaults to None.
+        eval_results (`Union[List[EvalResult], EvalResult]`, *optional*):
+            List of `huggingface_hub.EvalResult` that define evaluation results of the model. If provided,
+            `model_name` is used to as a name on PapersWithCode's leaderboards. Defaults to `None`.
+        language (`Union[str, List[str]]`, *optional*):
+            Language of model's training data or metadata. It must be an ISO 639-1, 639-2 or
+            639-3 code (two/three letters), or a special value like "code", "multilingual". Defaults to `None`.
+        library_name (`str`, *optional*):
+            Name of library used by this model. Example: keras or any library from
+            https://github.com/huggingface/huggingface.js/blob/main/packages/tasks/src/model-libraries.ts.
+            Defaults to None.
+        license (`str`, *optional*):
+            License of this model. Example: apache-2.0 or any license from
+            https://huggingface.co/docs/hub/repositories-licenses. Defaults to None.
+        license_name (`str`, *optional*):
+            Name of the license of this model. Defaults to None. To be used in conjunction with `license_link`.
+            Common licenses (Apache-2.0, MIT, CC-BY-SA-4.0) do not need a name. In that case, use `license` instead.
+        license_link (`str`, *optional*):
+            Link to the license of this model. Defaults to None. To be used in conjunction with `license_name`.
+            Common licenses (Apache-2.0, MIT, CC-BY-SA-4.0) do not need a link. In that case, use `license` instead.
+        metrics (`List[str]`, *optional*):
+            List of metrics used to evaluate this model. Should be a metric name that can be found
+            at https://hf.co/metrics. Example: 'accuracy'. Defaults to None.
+        model_name (`str`, *optional*):
+            A name for this model. It is used along with
+            `eval_results` to construct the `model-index` within the card's metadata. The name
+            you supply here is what will be used on PapersWithCode's leaderboards. If None is provided
+            then the repo name is used as a default. Defaults to None.
+        pipeline_tag (`str`, *optional*):
+            The pipeline tag associated with the model. Example: "text-classification".
+        tags (`List[str]`, *optional*):
+            List of tags to add to your model that can be used when filtering on the Hugging
+            Face Hub. Defaults to None.
+        ignore_metadata_errors (`str`):
+            If True, errors while parsing the metadata section will be ignored. Some information might be lost during
+            the process. Use it at your own risk.
+        kwargs (`dict`, *optional*):
+            Additional metadata that will be added to the model card. Defaults to None.
+
+    Example:
+        ```python
+        >>> from huggingface_hub import ModelCardData
+        >>> card_data = ModelCardData(
+        ...     language="en",
+        ...     license="mit",
+        ...     library_name="timm",
+        ...     tags=['image-classification', 'resnet'],
+        ... )
+        >>> card_data.to_dict()
+        {'language': 'en', 'license': 'mit', 'library_name': 'timm', 'tags': ['image-classification', 'resnet']}
+
+        ```
+    """
+
+    def __init__(
+        self,
+        *,
+        base_model: Optional[Union[str, List[str]]] = None,
+        datasets: Optional[Union[str, List[str]]] = None,
+        eval_results: Optional[List[EvalResult]] = None,
+        language: Optional[Union[str, List[str]]] = None,
+        library_name: Optional[str] = None,
+        license: Optional[str] = None,
+        license_name: Optional[str] = None,
+        license_link: Optional[str] = None,
+        metrics: Optional[List[str]] = None,
+        model_name: Optional[str] = None,
+        pipeline_tag: Optional[str] = None,
+        tags: Optional[List[str]] = None,
+        ignore_metadata_errors: bool = False,
+        **kwargs,
+    ):
+        self.base_model = base_model
+        self.datasets = datasets
+        self.eval_results = eval_results
+        self.language = language
+        self.library_name = library_name
+        self.license = license
+        self.license_name = license_name
+        self.license_link = license_link
+        self.metrics = metrics
+        self.model_name = model_name
+        self.pipeline_tag = pipeline_tag
+        self.tags = _to_unique_list(tags)
+
+        model_index = kwargs.pop("model-index", None)
+        if model_index:
+            try:
+                model_name, eval_results = model_index_to_eval_results(model_index)
+                self.model_name = model_name
+                self.eval_results = eval_results
+            except (KeyError, TypeError) as error:
+                if ignore_metadata_errors:
+                    logger.warning("Invalid model-index. Not loading eval results into CardData.")
+                else:
+                    raise ValueError(
+                        f"Invalid `model_index` in metadata cannot be parsed: {error.__class__} {error}. Pass"
+                        " `ignore_metadata_errors=True` to ignore this error while loading a Model Card. Warning:"
+                        " some information will be lost. Use it at your own risk."
+                    )
+
+        super().__init__(**kwargs)
+
+        if self.eval_results:
+            if isinstance(self.eval_results, EvalResult):
+                self.eval_results = [self.eval_results]
+            if self.model_name is None:
+                raise ValueError("Passing `eval_results` requires `model_name` to be set.")
+
+    def _to_dict(self, data_dict):
+        """Format the internal data dict. In this case, we convert eval results to a valid model index"""
+        if self.eval_results is not None:
+            data_dict["model-index"] = eval_results_to_model_index(self.model_name, self.eval_results)
+            del data_dict["eval_results"], data_dict["model_name"]
+
+
+class DatasetCardData(CardData):
+    """Dataset Card Metadata that is used by Hugging Face Hub when included at the top of your README.md
+
+    Args:
+        language (`List[str]`, *optional*):
+            Language of dataset's data or metadata. It must be an ISO 639-1, 639-2 or
+            639-3 code (two/three letters), or a special value like "code", "multilingual".
+        license (`Union[str, List[str]]`, *optional*):
+            License(s) of this dataset. Example: apache-2.0 or any license from
+            https://huggingface.co/docs/hub/repositories-licenses.
+        annotations_creators (`Union[str, List[str]]`, *optional*):
+            How the annotations for the dataset were created.
+            Options are: 'found', 'crowdsourced', 'expert-generated', 'machine-generated', 'no-annotation', 'other'.
+        language_creators (`Union[str, List[str]]`, *optional*):
+            How the text-based data in the dataset was created.
+            Options are: 'found', 'crowdsourced', 'expert-generated', 'machine-generated', 'other'
+        multilinguality (`Union[str, List[str]]`, *optional*):
+            Whether the dataset is multilingual.
+            Options are: 'monolingual', 'multilingual', 'translation', 'other'.
+        size_categories (`Union[str, List[str]]`, *optional*):
+            The number of examples in the dataset. Options are: 'n<1K', '1K<n<10K', '10K<n<100K',
+            '100K<n<1M', '1M<n<10M', '10M<n<100M', '100M<n<1B', '1B<n<10B', '10B<n<100B', '100B<n<1T', 'n>1T', and 'other'.
+        source_datasets (`List[str]]`, *optional*):
+            Indicates whether the dataset is an original dataset or extended from another existing dataset.
+            Options are: 'original' and 'extended'.
+        task_categories (`Union[str, List[str]]`, *optional*):
+            What categories of task does the dataset support?
+        task_ids (`Union[str, List[str]]`, *optional*):
+            What specific tasks does the dataset support?
+        paperswithcode_id (`str`, *optional*):
+            ID of the dataset on PapersWithCode.
+        pretty_name (`str`, *optional*):
+            A more human-readable name for the dataset. (ex. "Cats vs. Dogs")
+        train_eval_index (`Dict`, *optional*):
+            A dictionary that describes the necessary spec for doing evaluation on the Hub.
+            If not provided, it will be gathered from the 'train-eval-index' key of the kwargs.
+        config_names (`Union[str, List[str]]`, *optional*):
+            A list of the available dataset configs for the dataset.
+    """
+
+    def __init__(
+        self,
+        *,
+        language: Optional[Union[str, List[str]]] = None,
+        license: Optional[Union[str, List[str]]] = None,
+        annotations_creators: Optional[Union[str, List[str]]] = None,
+        language_creators: Optional[Union[str, List[str]]] = None,
+        multilinguality: Optional[Union[str, List[str]]] = None,
+        size_categories: Optional[Union[str, List[str]]] = None,
+        source_datasets: Optional[List[str]] = None,
+        task_categories: Optional[Union[str, List[str]]] = None,
+        task_ids: Optional[Union[str, List[str]]] = None,
+        paperswithcode_id: Optional[str] = None,
+        pretty_name: Optional[str] = None,
+        train_eval_index: Optional[Dict] = None,
+        config_names: Optional[Union[str, List[str]]] = None,
+        ignore_metadata_errors: bool = False,
+        **kwargs,
+    ):
+        self.annotations_creators = annotations_creators
+        self.language_creators = language_creators
+        self.language = language
+        self.license = license
+        self.multilinguality = multilinguality
+        self.size_categories = size_categories
+        self.source_datasets = source_datasets
+        self.task_categories = task_categories
+        self.task_ids = task_ids
+        self.paperswithcode_id = paperswithcode_id
+        self.pretty_name = pretty_name
+        self.config_names = config_names
+
+        # TODO - maybe handle this similarly to EvalResult?
+        self.train_eval_index = train_eval_index or kwargs.pop("train-eval-index", None)
+        super().__init__(**kwargs)
+
+    def _to_dict(self, data_dict):
+        data_dict["train-eval-index"] = data_dict.pop("train_eval_index")
+
+
+class SpaceCardData(CardData):
+    """Space Card Metadata that is used by Hugging Face Hub when included at the top of your README.md
+
+    To get an exhaustive reference of Spaces configuration, please visit https://huggingface.co/docs/hub/spaces-config-reference#spaces-configuration-reference.
+
+    Args:
+        title (`str`, *optional*)
+            Title of the Space.
+        sdk (`str`, *optional*)
+            SDK of the Space (one of `gradio`, `streamlit`, `docker`, or `static`).
+        sdk_version (`str`, *optional*)
+            Version of the used SDK (if Gradio/Streamlit sdk).
+        python_version (`str`, *optional*)
+            Python version used in the Space (if Gradio/Streamlit sdk).
+        app_file (`str`, *optional*)
+            Path to your main application file (which contains either gradio or streamlit Python code, or static html code).
+            Path is relative to the root of the repository.
+        app_port (`str`, *optional*)
+            Port on which your application is running. Used only if sdk is `docker`.
+        license (`str`, *optional*)
+            License of this model. Example: apache-2.0 or any license from
+            https://huggingface.co/docs/hub/repositories-licenses.
+        duplicated_from (`str`, *optional*)
+            ID of the original Space if this is a duplicated Space.
+        models (List[`str`], *optional*)
+            List of models related to this Space. Should be a dataset ID found on https://hf.co/models.
+        datasets (`List[str]`, *optional*)
+            List of datasets related to this Space. Should be a dataset ID found on https://hf.co/datasets.
+        tags (`List[str]`, *optional*)
+            List of tags to add to your Space that can be used when filtering on the Hub.
+        ignore_metadata_errors (`str`):
+            If True, errors while parsing the metadata section will be ignored. Some information might be lost during
+            the process. Use it at your own risk.
+        kwargs (`dict`, *optional*):
+            Additional metadata that will be added to the space card.
+
+    Example:
+        ```python
+        >>> from huggingface_hub import SpaceCardData
+        >>> card_data = SpaceCardData(
+        ...     title="Dreambooth Training",
+        ...     license="mit",
+        ...     sdk="gradio",
+        ...     duplicated_from="multimodalart/dreambooth-training"
+        ... )
+        >>> card_data.to_dict()
+        {'title': 'Dreambooth Training', 'sdk': 'gradio', 'license': 'mit', 'duplicated_from': 'multimodalart/dreambooth-training'}
+        ```
+    """
+
+    def __init__(
+        self,
+        *,
+        title: Optional[str] = None,
+        sdk: Optional[str] = None,
+        sdk_version: Optional[str] = None,
+        python_version: Optional[str] = None,
+        app_file: Optional[str] = None,
+        app_port: Optional[int] = None,
+        license: Optional[str] = None,
+        duplicated_from: Optional[str] = None,
+        models: Optional[List[str]] = None,
+        datasets: Optional[List[str]] = None,
+        tags: Optional[List[str]] = None,
+        ignore_metadata_errors: bool = False,
+        **kwargs,
+    ):
+        self.title = title
+        self.sdk = sdk
+        self.sdk_version = sdk_version
+        self.python_version = python_version
+        self.app_file = app_file
+        self.app_port = app_port
+        self.license = license
+        self.duplicated_from = duplicated_from
+        self.models = models
+        self.datasets = datasets
+        self.tags = _to_unique_list(tags)
+        super().__init__(**kwargs)
+
+
+def model_index_to_eval_results(model_index: List[Dict[str, Any]]) -> Tuple[str, List[EvalResult]]:
+    """Takes in a model index and returns the model name and a list of `huggingface_hub.EvalResult` objects.
+
+    A detailed spec of the model index can be found here:
+    https://github.com/huggingface/hub-docs/blob/main/modelcard.md?plain=1
+
+    Args:
+        model_index (`List[Dict[str, Any]]`):
+            A model index data structure, likely coming from a README.md file on the
+            Hugging Face Hub.
+
+    Returns:
+        model_name (`str`):
+            The name of the model as found in the model index. This is used as the
+            identifier for the model on leaderboards like PapersWithCode.
+        eval_results (`List[EvalResult]`):
+            A list of `huggingface_hub.EvalResult` objects containing the metrics
+            reported in the provided model_index.
+
+    Example:
+        ```python
+        >>> from huggingface_hub.repocard_data import model_index_to_eval_results
+        >>> # Define a minimal model index
+        >>> model_index = [
+        ...     {
+        ...         "name": "my-cool-model",
+        ...         "results": [
+        ...             {
+        ...                 "task": {
+        ...                     "type": "image-classification"
+        ...                 },
+        ...                 "dataset": {
+        ...                     "type": "beans",
+        ...                     "name": "Beans"
+        ...                 },
+        ...                 "metrics": [
+        ...                     {
+        ...                         "type": "accuracy",
+        ...                         "value": 0.9
+        ...                     }
+        ...                 ]
+        ...             }
+        ...         ]
+        ...     }
+        ... ]
+        >>> model_name, eval_results = model_index_to_eval_results(model_index)
+        >>> model_name
+        'my-cool-model'
+        >>> eval_results[0].task_type
+        'image-classification'
+        >>> eval_results[0].metric_type
+        'accuracy'
+
+        ```
+    """
+
+    eval_results = []
+    for elem in model_index:
+        name = elem["name"]
+        results = elem["results"]
+        for result in results:
+            task_type = result["task"]["type"]
+            task_name = result["task"].get("name")
+            dataset_type = result["dataset"]["type"]
+            dataset_name = result["dataset"]["name"]
+            dataset_config = result["dataset"].get("config")
+            dataset_split = result["dataset"].get("split")
+            dataset_revision = result["dataset"].get("revision")
+            dataset_args = result["dataset"].get("args")
+            source_name = result.get("source", {}).get("name")
+            source_url = result.get("source", {}).get("url")
+
+            for metric in result["metrics"]:
+                metric_type = metric["type"]
+                metric_value = metric["value"]
+                metric_name = metric.get("name")
+                metric_args = metric.get("args")
+                metric_config = metric.get("config")
+                verified = metric.get("verified")
+                verify_token = metric.get("verifyToken")
+
+                eval_result = EvalResult(
+                    task_type=task_type,  # Required
+                    dataset_type=dataset_type,  # Required
+                    dataset_name=dataset_name,  # Required
+                    metric_type=metric_type,  # Required
+                    metric_value=metric_value,  # Required
+                    task_name=task_name,
+                    dataset_config=dataset_config,
+                    dataset_split=dataset_split,
+                    dataset_revision=dataset_revision,
+                    dataset_args=dataset_args,
+                    metric_name=metric_name,
+                    metric_args=metric_args,
+                    metric_config=metric_config,
+                    verified=verified,
+                    verify_token=verify_token,
+                    source_name=source_name,
+                    source_url=source_url,
+                )
+                eval_results.append(eval_result)
+    return name, eval_results
+
+
+def _remove_none(obj):
+    """
+    Recursively remove `None` values from a dict. Borrowed from: https://stackoverflow.com/a/20558778
+    """
+    if isinstance(obj, (list, tuple, set)):
+        return type(obj)(_remove_none(x) for x in obj if x is not None)
+    elif isinstance(obj, dict):
+        return type(obj)((_remove_none(k), _remove_none(v)) for k, v in obj.items() if k is not None and v is not None)
+    else:
+        return obj
+
+
+def eval_results_to_model_index(model_name: str, eval_results: List[EvalResult]) -> List[Dict[str, Any]]:
+    """Takes in given model name and list of `huggingface_hub.EvalResult` and returns a
+    valid model-index that will be compatible with the format expected by the
+    Hugging Face Hub.
+
+    Args:
+        model_name (`str`):
+            Name of the model (ex. "my-cool-model"). This is used as the identifier
+            for the model on leaderboards like PapersWithCode.
+        eval_results (`List[EvalResult]`):
+            List of `huggingface_hub.EvalResult` objects containing the metrics to be
+            reported in the model-index.
+
+    Returns:
+        model_index (`List[Dict[str, Any]]`): The eval_results converted to a model-index.
+
+    Example:
+        ```python
+        >>> from huggingface_hub.repocard_data import eval_results_to_model_index, EvalResult
+        >>> # Define minimal eval_results
+        >>> eval_results = [
+        ...     EvalResult(
+        ...         task_type="image-classification",  # Required
+        ...         dataset_type="beans",  # Required
+        ...         dataset_name="Beans",  # Required
+        ...         metric_type="accuracy",  # Required
+        ...         metric_value=0.9,  # Required
+        ...     )
+        ... ]
+        >>> eval_results_to_model_index("my-cool-model", eval_results)
+        [{'name': 'my-cool-model', 'results': [{'task': {'type': 'image-classification'}, 'dataset': {'name': 'Beans', 'type': 'beans'}, 'metrics': [{'type': 'accuracy', 'value': 0.9}]}]}]
+
+        ```
+    """
+
+    # Metrics are reported on a unique task-and-dataset basis.
+    # Here, we make a map of those pairs and the associated EvalResults.
+    task_and_ds_types_map: Dict[Any, List[EvalResult]] = defaultdict(list)
+    for eval_result in eval_results:
+        task_and_ds_types_map[eval_result.unique_identifier].append(eval_result)
+
+    # Use the map from above to generate the model index data.
+    model_index_data = []
+    for results in task_and_ds_types_map.values():
+        # All items from `results` share same metadata
+        sample_result = results[0]
+        data = {
+            "task": {
+                "type": sample_result.task_type,
+                "name": sample_result.task_name,
+            },
+            "dataset": {
+                "name": sample_result.dataset_name,
+                "type": sample_result.dataset_type,
+                "config": sample_result.dataset_config,
+                "split": sample_result.dataset_split,
+                "revision": sample_result.dataset_revision,
+                "args": sample_result.dataset_args,
+            },
+            "metrics": [
+                {
+                    "type": result.metric_type,
+                    "value": result.metric_value,
+                    "name": result.metric_name,
+                    "config": result.metric_config,
+                    "args": result.metric_args,
+                    "verified": result.verified,
+                    "verifyToken": result.verify_token,
+                }
+                for result in results
+            ],
+        }
+        if sample_result.source_url is not None:
+            source = {
+                "url": sample_result.source_url,
+            }
+            if sample_result.source_name is not None:
+                source["name"] = sample_result.source_name
+            data["source"] = source
+        model_index_data.append(data)
+
+    # TODO - Check if there cases where this list is longer than one?
+    # Finally, the model index itself is list of dicts.
+    model_index = [
+        {
+            "name": model_name,
+            "results": model_index_data,
+        }
+    ]
+    return _remove_none(model_index)
+
+
+def _to_unique_list(tags: Optional[List[str]]) -> Optional[List[str]]:
+    if tags is None:
+        return tags
+    unique_tags = []  # make tags unique + keep order explicitly
+    for tag in tags:
+        if tag not in unique_tags:
+            unique_tags.append(tag)
+    return unique_tags