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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 ]}|jdkr:||j q|jdkrf|d|j dt|j d q|jdkr|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.
    r   z[No content]textimagez[Binary Content: Image z, zC bytes]
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
r   )
agent_pathr   c              
   C   s   t tttt f ddd}| du r,tdfS t |  }| rVt	|j
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d}~0 0 dS )zLoad server config and prompt.)	directoryr   c                 S   sZ   | t  }| s td|  dt|jdd}| t }| rN|jddnd }||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   )r.   Zcfg_fileconfigZprompt_filepromptr!   r!   r"   	_read_dirZ   s    z%_load_agent_config.<locals>._read_dirNr/   r0   z/*Zdataset)Zrepo_idZallow_patternsZ	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_filer4   r5   r6   is_dirr   r   	Exceptionr   )r-   r9   pathrepo_direrrr!   r!   r"   _load_agent_configW   s.    

rB   )__doc__r4   pathlibr   typingr   r   r   r   Zhuggingface_hubr   Zhuggingface_hub.errorsr   	constantsr
   r   r   r   r   r   ZmcpZ	mcp_typesr:   r#   intr   rB   r!   r!   r!   r"   <module>   s   2