a
    Sic^                     @   s   d dl Z d dlmZmZmZ d dlmZ d dlmZ d dl	m
Z
 d dlmZ d dlmZ d dlmZ e eZG d	d
 d
eZdS )    N)IterableSetTuple)BuildEnvironment)AbstractDistribution)InstallationError)PackageFinder)BaseDistribution)runner_with_spinner_messagec                   @   s   e Zd ZdZedddZeeeddddZedd	d
dZ	e
e dddZe
e dddZedd	ddZeeeeef  ddddZee ddddZdS )SourceDistributionzRepresents a source distribution.

    The preparation step for these needs metadata for the packages to be
    generated, either using PEP 517 or using the legacy `setup.py egg_info`.
    )returnc                 C   s
   | j  S )N)reqget_dist)self r   ]/var/www/html/django/DPS/env/lib/python3.9/site-packages/pip/_internal/distributions/sdist.pyget_metadata_distribution   s    z,SourceDistribution.get_metadata_distributionN)finderbuild_isolationcheck_build_depsr   c           	      C   s   | j   | j jo|}|r8| | | j   | | | j joB|}|r| j j}|d us\J | j j|\}}|r~| 	d| |r| 
| | j   d S )Nthe backend dependencies)r   load_pyproject_toml
use_pep517_prepare_build_backendisolated_editable_sanity_check_install_build_reqspyproject_requires	build_envcheck_requirements_raise_conflicts_raise_missing_reqsprepare_metadata)	r   r   r   r   Zshould_isolateZshould_check_depsr   conflictingmissingr   r   r   prepare_distribution_metadata   s$    




z0SourceDistribution.prepare_distribution_metadata)r   r   c              	   C   s   | j j}|d usJ t | j _| j jj||ddd | j j| j j\}}|rZ| d| |rt	d| j  t	dd
ttt| d S )Noverlayzbuild dependencieskindz"PEP 517/518 supported requirementsz4Missing build requirements in pyproject.toml for %s.z`The project does not specify a build backend, and pip cannot fall back to setuptools without %s.z and )r   r   r   r   install_requirementsr   requirements_to_checkr   loggerwarningjoinmapreprsorted)r   r   r   r"   r#   r   r   r   r   ?   s(    
z)SourceDistribution._prepare_build_backendc              	   C   s   | j jl td}| j j}|d us&J ||& | W  d    W  d    S 1 s\0    Y  W d    n1 sz0    Y  d S )Nz#Getting requirements to build wheel)r   r   r
   pep517_backendsubprocess_runnerget_requires_for_build_wheelr   runnerbackendr   r   r   _get_build_requires_wheelY   s    
z,SourceDistribution._get_build_requires_wheelc              	   C   s   | j jl td}| j j}|d us&J ||& | W  d    W  d    S 1 s\0    Y  W d    n1 sz0    Y  d S )Nz&Getting requirements to build editable)r   r   r
   r0   r1   get_requires_for_build_editabler3   r   r   r   _get_build_requires_editablea   s    
z/SourceDistribution._get_build_requires_editablec                 C   sh   | j jr$| j jr$| j  r$|  }n|  }| j j|\}}|rN| d| | j jj	||ddd d S )Nr   normalzbackend dependenciesr&   )
r   editablepermit_editable_wheelssupports_pyproject_editabler8   r6   r   r   r   r(   )r   r   Z
build_reqsr"   r#   r   r   r   r   k   s    
z&SourceDistribution._install_build_reqs)conflicting_withconflicting_reqsr   c                 C   s6   d}|j | j|ddd t|D d}t|d S )NzZSome build dependencies for {requirement} conflict with {conflicting_with}: {description}., c                 s   s    | ]\}}| d | V  qdS )z is incompatible with Nr   ).0	installedZwantedr   r   r   	<genexpr>   s   z6SourceDistribution._raise_conflicts.<locals>.<genexpr>)requirementr=   description)formatr   r,   r/   r   )r   r=   r>   format_stringerror_messager   r   r   r   ~   s    
z#SourceDistribution._raise_conflicts)r#   r   c                 C   s0   d}|j | jdttt|d}t|d S )NzASome build dependencies for {requirement} are missing: {missing}.r?   )rC   r#   )rE   r   r,   r-   r.   r/   r   )r   r#   rF   rG   r   r   r   r       s    z&SourceDistribution._raise_missing_reqs)__name__
__module____qualname____doc__r	   r   r   boolr$   r   r   strr6   r8   r   r   r   r   r    r   r   r   r   r      s   '
r   )loggingtypingr   r   r   pip._internal.build_envr    pip._internal.distributions.baser   pip._internal.exceptionsr   "pip._internal.index.package_finderr   pip._internal.metadatar	   pip._internal.utils.subprocessr
   	getLoggerrH   r*   r   r   r   r   r   <module>   s   
