
'^c           @   s   d  Z  d d l Z d d l Z d d l m Z d d l m Z d d l m Z e rw d d l	 m
 Z
 d d l m Z n  e j e  Z d   Z d S(	   s4   Metadata generation logic for source distributions.
iN(   t   runner_with_spinner_message(   t   TempDirectory(   t   MYPY_CHECK_RUNNING(   t   BuildEnvironment(   t   Pep517HookCallerc      
   C   so   t  d d d t  } | j } |  6 t d  } | j |   | j |  } Wd QXWd QXt j j | |  S(   sl   Generate metadata using mechanisms described in PEP 517.

    Returns the generated metadata directory.
    t   kinds   modern-metadatat   globally_manageds   Preparing wheel metadataN(   R   t   Truet   pathR    t   subprocess_runnert    prepare_metadata_for_build_wheelt   ost   join(   t	   build_envt   backendt   metadata_tmpdirt   metadata_dirt   runnert   distinfo_dir(    (    sD   /tmp/pip-build-eiI0Wo/pip/pip/_internal/operations/build/metadata.pyt   generate_metadata   s    	(   t   __doc__t   loggingR   t   pip._internal.utils.subprocessR    t   pip._internal.utils.temp_dirR   t   pip._internal.utils.typingR   t   pip._internal.build_envR   t   pip._vendor.pep517.wrappersR   t	   getLoggert   __name__t   loggerR   (    (    (    sD   /tmp/pip-build-eiI0Wo/pip/pip/_internal/operations/build/metadata.pyt   <module>   s   