U
    EZh/                     @   s^  d Z ddlZddlmZ ddlmZ ddlmZ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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  ddl!m"Z" ddl#m$Z$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/m0Z0m1Z1 e2e3Z4e1j5e1j6e1j7gZ8eedddZ9G dd deZ:dS )zContains the RequirementCommand base class.

This class is in a separate module so the commands that do not always
need PackageFinder capability don't unnecessarily import the
PackageFinder machinery and all its vendored dependencies, etc.
    N)partial)Values)AnyListOptionalTuple)
WheelCache)
cmdoptions)IndexGroupCommand)SessionCommandMixin)CommandErrorPreviousBuildDirError)LinkCollector)PackageFinder)SelectionPreferences)TargetPython)
PipSession)BuildTracker)RequirementPreparer)install_req_from_editableinstall_req_from_line#install_req_from_parsed_requirementinstall_req_from_req_string)parse_requirements)InstallRequirement)BaseResolver)TempDirectoryTempDirectoryTypeRegistrytempdir_kinds)funcreturnc                    s6   t dddd tttt tt d fdd}|S )zNDecorator for common logic related to managing temporary
    directories.
    N)registryr    c                 S   s   t D ]}| |d qd S )NF)KEEPABLE_TEMPDIR_TYPES
set_delete)r!   t r%   A/tmp/pip-unpacked-wheel-36xvkur8/pip/_internal/cli/req_command.pyconfigure_tempdir_registry7   s    z0with_cleanup.<locals>.configure_tempdir_registry)selfoptionsargsr    c                    sR   | j d k	st|jr | j  z| ||W S  tk
rL    | j   Y nX d S N)tempdir_registryAssertionErrorno_cleanr   )r(   r)   r*   r'   r   r%   r&   wrapper;   s    

zwith_cleanup.<locals>.wrapper)r   RequirementCommandr   r   r   r   int)r   r0   r%   r/   r&   with_cleanup2   s      r3   c                       s   e Zd Zeedd fddZeeedddZe	de
eeeeeee eed		d
dZe	deeeee eeeeeee eeedf  edddZee eeeee dddZeeddddZdeeee ee edddZ  ZS )r1   N)r*   kwr    c                    s"   t  j|| | jt  d S r+   )super__init__cmd_opts
add_optionr	   r.   )r(   r*   r4   	__class__r%   r&   r6   O   s    zRequirementCommand.__init__)r)   r    c                 C   s   d| j krdS dS )zEDetermines which resolver should be used, based on the given options.zlegacy-resolverlegacy
resolvelib)Zdeprecated_features_enabledr)   r%   r%   r&   determine_resolver_variantT   s    
z-RequirementCommand.determine_resolver_variantr   )	temp_build_dirr)   build_trackersessionfinderuse_user_sitedownload_dir	verbosityr    c	                 C   s   |j }	|	dk	std}
| |}|dkrBd|jk}|r^td nd}
d}d|jkr^td t|	|j||j|j	|||j
||j||||
dS )	zQ
        Create a RequirementPreparer instance for the given parameters.
        NFr<   z	fast-depszpip is using lazily downloaded wheels using HTTP range requests to obtain dependency information. This experimental feature is enabled through --use-feature=fast-deps and it is not ready for production.Tz;fast-deps has no effect when used with the legacy resolver.)	build_dirsrc_dirrD   build_isolationcheck_build_depsr@   rA   progress_barrB   require_hashesrC   
lazy_wheelrE   legacy_resolver)pathr-   r>   Zfeatures_enabledloggerwarningr   rG   rH   rI   rJ   rK   )clsr?   r)   r@   rA   rB   rC   rD   rE   temp_build_dir_pathrM   resolver_variantrL   r%   r%   r&   make_requirement_preparer\   s@    


z,RequirementCommand.make_requirement_preparerFTto-satisfy-only.)preparerrB   r)   wheel_cacherC   ignore_installedignore_requires_pythonforce_reinstallupgrade_strategy
use_pep517py_version_infor    c                 C   s   t t|j|
d}| |}|dkrTddl}|jjjjj	||||||j
||||	|dS ddl}|jjjjj	||||||j
||||	|dS )zF
        Create a Resolver instance for the given parameters.
        )isolatedr\   r<   r   N)rV   rB   rW   make_install_reqrC   ignore_dependenciesrX   rY   rZ   r[   r]   )r   r   isolated_moder>   Z,pip._internal.resolution.resolvelib.resolver	_internal
resolutionr<   resolverResolverr`   Z(pip._internal.resolution.legacy.resolverr;   )rQ   rV   rB   r)   rW   rC   rX   rY   rZ   r[   r\   r]   r_   rS   pipr%   r%   r&   make_resolver   sF    
z RequirementCommand.make_resolver)r*   r)   rB   rA   r    c                 C   sv  g }|j D ]6}t|d|||dD ]}t||jdd}|| q q
|D ].}	t|	d|j|jdt|ddd}|| qF|jD ],}	t	|	d|j|jt|ddd}|| q||j
D ]L}t||||d	D ]6}t||j|jd|jr|jdndd
}|| qqtdd |D rd|_|sr|jsr|j
srd| ji}
|jrbtdjf t|
d|jdntdjf |
|S )zS
        Parse command-line arguments into the corresponding requirements.
        T)
constraintrB   r)   rA   F)r^   user_suppliedNconfig_settings)
comes_fromr^   r\   ri   rj   )ri   r^   r\   rj   )rB   r)   rA   )r^   r\   ri   rj   c                 s   s   | ]}|j V  qd S r+   )has_hash_options).0reqr%   r%   r&   	<genexpr>  s     z6RequirementCommand.get_requirements.<locals>.<genexpr>namezXYou must give at least one requirement to {name} (maybe you meant "pip {name} {links}"?) )linkszHYou must give at least one requirement to {name} (see "pip help {name}"))constraintsr   r   ra   appendr   r\   getattr	editablesr   requirementsr)   getanyrK   rp   
find_linksr   formatdictjoin)r(   r*   r)   rB   rA   rw   filenameZ
parsed_req
req_to_addrn   optsr%   r%   r&   get_requirements   s    






   

z#RequirementCommand.get_requirements)rB   r    c                 C   s    | j }| }|rt| dS )zE
        Trace basic information about the provided objects.
        N)search_scopeget_formatted_locationsrO   info)rB   r   	locationsr%   r%   r&   trace_basic_info$  s    z#RequirementCommand.trace_basic_info)r)   rA   target_pythonrY   r    c                 C   s6   t j||d}td|j|j|j|d}tj|||dS )z
        Create a package finder appropriate to this requirement command.

        :param ignore_requires_python: Whether to ignore incompatible
            "Requires-Python" values in links. Defaults to False.
        r=   T)allow_yankedformat_controlallow_all_prereleasesprefer_binaryrY   )link_collectorselection_prefsr   )r   creater   r   prer   r   )r(   r)   rA   r   rY   r   r   r%   r%   r&   _build_package_finder/  s    z(RequirementCommand._build_package_finder)Nr   )NFTFFrU   NN)NN)__name__
__module____qualname__r   r6   staticmethodr   strr>   classmethodr   r   r   r   boolr   r2   r   rT   r   r   r   rg   r   r   r   r   r   r   __classcell__r%   r%   r9   r&   r1   N   sr   	  6        <V  r1   );__doc__logging	functoolsr   optparser   typingr   r   r   r   pip._internal.cacher   Zpip._internal.clir	   Zpip._internal.cli.index_commandr
   r   pip._internal.exceptionsr   r   pip._internal.index.collectorr   "pip._internal.index.package_finderr   $pip._internal.models.selection_prefsr   "pip._internal.models.target_pythonr   pip._internal.network.sessionr   Z,pip._internal.operations.build.build_trackerr    pip._internal.operations.preparer   pip._internal.req.constructorsr   r   r   r   Zpip._internal.req.req_filer   pip._internal.req.req_installr   Zpip._internal.resolution.baser   pip._internal.utils.temp_dirr   r   r   	getLoggerr   rO   Z	BUILD_ENVZEPHEM_WHEEL_CACHEZ	REQ_BUILDr"   r3   r1   r%   r%   r%   r&   <module>   s8   
