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    ‰dF  ã                   @   sP   d dl mZ d dlmZ ddlmZ ddlmZmZ edfee	edœdd	„Z
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S )é    )ÚCallable)Úparse_qsé   )Ú_bake_output)ÚCollectorRegistryÚREGISTRYF)ÚregistryÚdisable_compressionÚreturnc                    s   ‡ ‡fdd„}|S )z;Create a ASGI app which serves the metrics from a registry.c                 “   sè   |   d¡dkst‚t|   dd¡ƒ}d dd„ |   d¡D ƒ¡}d d	d„ |   d¡D ƒ¡}tˆ|||ˆ ƒ\}}}g }	|D ]}
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<listcomp>   s   ÿz9make_asgi_app.<locals>.prometheus_app.<locals>.<listcomp>Úheadersc                 S   s,   g | ]$\}}|  d ¡ ¡ dkr|  d ¡‘qS )r   zaccept-encodingr   r   r   r   r   r      s   ÿc                 s   s   | ]}|  d ¡V  qdS )r   N)Úencode)r   Úxr   r   r   Ú	<genexpr>   s     z8make_asgi_app.<locals>.prometheus_app.<locals>.<genexpr>zhttp.requestzhttp.response.startú r   )r   Ústatusr   zhttp.response.body)r   Úbody)	ÚgetÚAssertionErrorr   Újoinr   ÚappendÚtupleÚintÚsplit)ZscopeZreceiveÚsendÚparamsZaccept_headerZaccept_encoding_headerr    r   ÚoutputZformatted_headersÚheaderÚpayload©r	   r   r   r   Úprometheus_app   s*    
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z%make_asgi_app.<locals>.prometheus_appr   )r   r	   r/   r   r.   r   Úmake_asgi_app   s    r0   N)Útypingr   Úurllib.parser   Z
expositionr   r   r   r   Úboolr0   r   r   r   r   Ú<module>   s   