openenv/coding_env
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S )� )�ABC�abstractmethod)�Any�Protocol� TypedDict� )�Action� Observation�Statec �( � e Zd ZU dZeed< eed< dS )�MessagezXA message in a conversation.6 7 Compatible with Huggingface chat template format.8 �role�contentN)�__name__�9__module__� __qualname__�__doc__�str�__annotations__� � �&/app/src/core/env_server/interfaces.pyr
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�Z12dS )�ModelTokenizerz�Protocol for tokenizers that support chat templates.13 14 This protocol defines the interface that tokenizers must implement15 to work with chat-based environments. It's compatible with16 Huggingface transformers tokenizers.17 TN� conversation�tokenize�return_tensors�kwargs�returnc � � dS )a� Apply a chat template to format and optionally tokenize a conversation.18 19 Args:20 conversation: List of message dictionaries with 'role' and 'content'21 tokenize: Whether to tokenize the output22 return_tensors: Format for returned tensors ('pt' for PyTorch)23 **kwargs: Additional arguments24 25 Returns:26 Formatted and optionally tokenized conversation27 Nr )�selfr r r r s r �apply_chat_templatez"ModelTokenizer.apply_chat_template s � �$ �r F� token_ids�skip_special_tokensc � � dS )a Decode token IDs back to text.28 29 Args:30 token_ids: Token IDs to decode31 skip_special_tokens: Whether to skip special tokens in output32 **kwargs: Additional arguments33 34 Returns:35 Decoded text string36 Nr )r! r# r$ r s r �decodezModelTokenizer.decode3 s � � �r )TN)F) r r r r �listr
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r r c �2 � e Zd ZdZededefd�� � ZdS )� Transforma Transform observations to add rewards, metrics, or other modifications.40 41 Transforms follow the TorchRL pattern where they take an observation42 and return a (potentially modified) observation. This allows for43 flexible reward computation and observation augmentation.44 � observationr c � � dS )z�Transform an observation.45 46 Args:47 observation: The input observation48 49 Returns:50 The transformed observation51 Nr �r! r+ s r �__call__zTransform.__call__K s � �
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� Environmentz�Base class for all environment servers following Gym/Gymnasium API.55 56 Args:57 transform: Optional transform to apply to observations58 N� transformc � � || _ d S �N�r1 )r! r1 s r �__init__zEnvironment.__init___ s
� �"����r r c � � dS )z5Reset the environment and return initial observation.Nr �r! s r �resetzEnvironment.resetb � � �
�r �actionc � � dS )z Take a step in the environment.Nr )r! r: s r �stepzEnvironment.stepg r9 r c � � dS )z"Get the current environment state.Nr r7 s r �statezEnvironment.statel s � �
�r r+ c �> � | j �| � |� � S |S )z#Apply transform if one is provided.r4 r- s r �_apply_transformz Environment._apply_transformr s" � � �>� %��>�>�+�.�.� .��r r3 )r r r r r* r5 r r59 r8 r r< �propertyr r> r@ r r r r0 r0 X s� � � � � � �� � #� #�)�d�"2� #� #� #� #� �
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