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Utility functions for MCPClient and Tiny Agents.

Formatting utilities taken from the JS SDK: https://github.com/huggingface/huggingface.js/blob/main/packages/mcp-client/src/ResultFormatter.ts.
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   C   s   | j }t|dkrdS g }|D ]g}|jdkr||j q|jdkr3|d|j dt|j d q|jdkrI|d	|j dt|j d q|jd
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    Formats a mcp.types.CallToolResult content into a human-readable string.

    Args:
        result (CallToolResult)
            Object returned by mcp.ClientSession.call_tool.

    Returns:
        str
            A formatted string representing the content of the result.
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   C   s   dt dtttt f fdd}| du rtdfS t |  }| r,t	|j
dddfS | r4||S zt tt|  dd	d
}|||  W S  ty\ } z	td|  d|d}~ww )zLoad server config and prompt.	directoryr   c                 S   sn   | t  }| std|  dt|jdd}d }tD ]}| | }| r2|jdd} ||fS q||fS )Nz Config file not found in z$! Please make sure it exists locallyutf-8encoding)r   existsFileNotFoundErrorjsonloads	read_textr   )r1   cfg_fileconfigpromptfilenameprompt_filer$   r$   r%   	_read_dirZ   s   z%_load_agent_config.<locals>._read_dirNr2   r3   z/*dataset)repo_idallow_patterns	repo_typez Agent z} not found in tiny-agents/tiny-agents! Please make sure it exists in https://huggingface.co/datasets/tiny-agents/tiny-agents.)r   r   r   r   strr
   
expanduseris_filer7   r8   r9   is_dirr   r   	Exceptionr   )r0   r?   pathrepo_direrrr$   r$   r%   _load_agent_configW   s2   
rL   )__doc__r7   pathlibr   typingr   r   r   r   huggingface_hubr   huggingface_hub.errorsr   	constantsr
   r   r   r   r   r   mcp	mcp_typesrD   r&   intr   rL   r$   r$   r$   r%   <module>   s    2&