3
g                 @   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 j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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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   ddl m} || jj S )Nr   )Distribution)$pip._internal.metadata.pkg_resourcesr   reqget_dist)self_Dist r   _/var/www/tester-filtro-web/env/lib/python3.6/site-packages/pip/_internal/distributions/sdist.pyget_metadata_distribution   s    z,SourceDistribution.get_metadata_distributionN)finderbuild_isolationr   c             C   sF   | j j  | j jo|}|r8| j| | j j  | j| | j j  d S )N)r   load_pyproject_toml
use_pep517_prepare_build_backendisolated_editable_sanity_check_install_build_reqsprepare_metadata)r   r   r   Zshould_isolater   r   r   prepare_distribution_metadata   s    



z0SourceDistribution.prepare_distribution_metadata)r   r   c             C   s   | j j}|d k	stt | j _| j jj||dd | j jj| j j\}}|rX| jd| |rt	j
d| j  t	j
ddjttt| d S )NoverlayzInstalling build dependenciesz"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   pyproject_requiresAssertionErrorr   	build_envinstall_requirementscheck_requirementsrequirements_to_check_raise_conflictsloggerwarningjoinmapreprsorted)r   r   r    conflictingmissingr   r   r   r   3   s     
z)SourceDistribution._prepare_build_backendc             C   sN   | j j< td}| j j}|d k	s&t|j|
 |j S Q R X W d Q R X d S )Nz#Getting requirements to build wheel)r   r"   r
   pep517_backendr!   subprocess_runnerget_requires_for_build_wheel)r   runnerbackendr   r   r   _get_build_requires_wheelM   s    
z,SourceDistribution._get_build_requires_wheelc             C   sN   | j j< td}| j j}|d k	s&t|j|
 |j S Q R X W d Q R X d S )Nz&Getting requirements to build editable)r   r"   r
   r/   r!   r0   get_requires_for_build_editable)r   r2   r3   r   r   r   _get_build_requires_editableU   s    
z/SourceDistribution._get_build_requires_editablec             C   sf   | j jr$| j jr$| j j r$| j }n| j }| j jj|\}}|rN| jd| | j jj	||dd d S )Nzthe backend dependenciesnormalzInstalling backend dependencies)
r   editablepermit_editable_wheelssupports_pyproject_editabler6   r4   r"   r$   r&   r#   )r   r   Z
build_reqsr-   r.   r   r   r   r   _   s    

z&SourceDistribution._install_build_reqs)conflicting_withconflicting_reqsr   c             C   s6   d}|j | j|djdd t|D d}t|d S )NzZSome build dependencies for {requirement} conflict with {conflicting_with}: {description}.z, 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&   r   s    z#SourceDistribution._raise_conflicts)__name__
__module____qualname____doc__r	   r   r   boolr   r   r   strr4   r6   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
   	getLoggerrE   r'   r   r   r   r   r   <module>   s   
