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    ™ÀÂhµ  ã                   @   s,   d dl Z d dlZe  e¡Zedœdd„ZdS )é    N)Úreturnc                  C   s"   t j d¡} | st d¡ dS | S )z)Get user agent from environment variable.Z
USER_AGENTzWUSER_AGENT environment variable not set, consider setting it to identify your requests.ZDefaultLangchainUserAgent)ÚosÚenvironÚgetÚlogÚwarning)Zenv_user_agent© r   úH/tmp/pip-unpacked-wheel-9gdii04g/langchain_community/utils/user_agent.pyÚget_user_agent   s    ÿr
   )Úloggingr   Ú	getLoggerÚ__name__r   Ústrr
   r   r   r   r	   Ú<module>   s   
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