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 e  e¡Zdd„ ZdS )é    N)Úrunner_with_spinner_message)ÚMYPY_CHECK_RUNNING)ÚListÚOptional)ÚPep517HookCallerc              	   C   s˜   |dk	st ‚|r$t d| f ¡ dS zBt d|¡ td | ¡ƒ}| |¡� |j||d�}W 5 Q R X W n" tk
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 ||¡S )z�Build one InstallRequirement using the PEP 517 build process.

    Returns path to wheel if successfully built. Otherwise, returns None.
    NzFCannot build wheel for %s using PEP 517 when --build-option is presentzDestination directory: %szBuilding wheel for {} (PEP 517))Úmetadata_directoryzFailed building wheel for %s)ÚAssertionErrorÚloggerÚerrorÚdebugr   ÚformatÚsubprocess_runnerÚbuild_wheelÚ	ExceptionÚosÚpathÚjoin)ÚnameÚbackendr   Úbuild_optionsÚtempdÚrunnerÚ
wheel_name© r   úH/tmp/pip-unpacked-wheel-8u7dkzi1/pip/_internal/operations/build/wheel.pyÚbuild_wheel_pep517   s(    ÿÿþr   )Úloggingr   Úpip._internal.utils.subprocessr   Úpip._internal.utils.typingr   Útypingr   r   Úpip._vendor.pep517.wrappersr   Ú	getLoggerÚ__name__r	   r   r   r   r   r   Ú<module>   s   
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