o
    a+)h(                  
   @   s  d Z ddlZddlZddlZddlZddl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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 ddlm Z m!Z!m"Z" ddl#m$Z$m%Z% ddl&m'Z' ddl(m)Z)m*Z* erddl+m,Z, e-e.Z/de0de0deee0 ee0e0f f fddZ1G dd dZ2de0fddZ3dee0 fddZ4G dd dZ5G dd de5Z6dS )z;Build Environment used for isolation during sdist building
    N)OrderedDict)TracebackType)TYPE_CHECKINGIterableListOptionalSetTupleTypeUnion)where)Requirement)Version)__file__)open_spinner)get_platlibget_purelib
get_scheme)get_default_environmentget_environment)call_subprocess)TempDirectorytempdir_kinds)PackageFinderabreturnc                 C   s   | |kr| |fS | fS N )r   r   r   r   VC:\Users\User\Downloads\Proyecto_IoT\venv\Lib\site-packages\pip/_internal/build_env.py_dedup   s   r    c                   @   s   e Zd ZdeddfddZdS )_Prefixpathr   Nc                 C   s4   || _ d| _td|d}|j| _t|j|j| _d S )NF )prefix)	r"   setupr   scriptsbin_dirr    purelibplatliblib_dirs)selfr"   schemer   r   r   __init__$   s
   z_Prefix.__init__)__name__
__module____qualname__strr-   r   r   r   r   r!   #   s    r!   c                  C   s.   t t j} |  st| S t| d S )zGet a file to pass to a Python executable, to run the currently-running pip.

    This is used to run a pip subprocess, for installing requirements into the build
    environment.
    z__pip-runner__.py)	pathlibPathpip_locationresolveparentis_dirr1   osfsdecode)sourcer   r   r   get_runnable_pip,   s   r;   c                  C   s.   t tdr
t } nt t g} dd | D S )zGet system site packages

    Usually from site.getsitepackages,
    but fallback on `get_purelib()/get_platlib()` if unavailable
    (e.g. in a virtualenv created by virtualenv<20)

    Returns normalized set of strings.
    getsitepackagesc                 S   s   h | ]}t j|qS r   )r8   r"   normcase).0r"   r   r   r   	<setcomp>M   s    z+_get_system_sitepackages.<locals>.<setcomp>)hasattrsiter<   r   r   )system_sitesr   r   r   _get_system_sitepackages<   s   
	
rC   c                   @   s   e Zd ZdZdddZdddZdeee  d	ee d
ee	 ddfddZ
dee deeeeef  ee f fddZdddee dededdf
ddZededddee dededdfddZdS )BuildEnvironmentzACreates and manages an isolated environment to install build depsr   Nc                    s   t tjdd t fdddD | _g | _g | _tt| j	 D ]}| j
|j | j|j q"t }tj jd| _tj| jsLt| j ttj| jddd	d
}|tdj|| jd W d    d S 1 ssw   Y  d S )NT)kindglobally_managedc                 3   s(    | ]}|t tj j|fV  qd S r   )r!   r8   r"   joinr>   nametemp_dirr   r   	<genexpr>V   s
    
z,BuildEnvironment.__init__.<locals>.<genexpr>)normaloverlayrA   zsitecustomize.pywzutf-8)encodinga  
                import os, site, sys

                # First, drop system-sites related paths.
                original_sys_path = sys.path[:]
                known_paths = set()
                for path in {system_sites!r}:
                    site.addsitedir(path, known_paths=known_paths)
                system_paths = set(
                    os.path.normcase(path)
                    for path in sys.path[len(original_sys_path):]
                )
                original_sys_path = [
                    path for path in original_sys_path
                    if os.path.normcase(path) not in system_paths
                ]
                sys.path = original_sys_path

                # Second, add lib directories.
                # ensuring .pth file are processed.
                for path in {lib_dirs!r}:
                    assert not path in sys.path
                    site.addsitedir(path)
                )rB   r*   )r   r   	BUILD_ENVr   	_prefixes	_bin_dirs	_lib_dirsreversedlistvaluesappendr'   extendr*   rC   r8   r"   rG   	_site_direxistsmkdiropenwritetextwrapdedentformat)r+   r$   rB   fpr   rJ   r   r-   S   s2   
"zBuildEnvironment.__init__c                 C   sn   dd dD | _ | jd d  }| j d }|r||tj | jg}tjtj	|dtj	|d d S )Nc                 S   s   i | ]
}|t j|d qS r   )r8   environgetrH   r   r   r   
<dictcomp>   s    z.BuildEnvironment.__enter__.<locals>.<dictcomp>)PATHPYTHONNOUSERSITE
PYTHONPATHrf   1)
	_save_envrS   rY   splitr8   pathseprZ   rc   updaterG   )r+   r"   old_path
pythonpathr   r   r   	__enter__   s   


zBuildEnvironment.__enter__exc_typeexc_valexc_tbc                 C   s:   | j  D ]\}}|d u rtj|d  q|tj|< qd S r   )rj   itemsr8   rc   pop)r+   rq   rr   rs   varname	old_valuer   r   r   __exit__   s
   zBuildEnvironment.__exit__reqsc           	      C   s   t  }t  }|rct| drt| jnt }|D ]K}t|}|jdur+|jddis+q||j	}|s9|
| qt|jtrI|j	 d|j }n	|j	 d|j }|jj|jddsb|
||f q||fS )	zReturn 2 sets:
        - conflicting requirements: set of (installed, wanted) reqs tuples
        - missing requirements: set of reqs
        rT   Nextrar#   z==z===T)prereleases)setr@   r   rT   r   r   markerevaluateget_distributionrI   add
isinstanceversionr   	specifiercontains)	r+   ry   missingconflictingenvreq_strreqdistinstalled_req_strr   r   r   check_requirements   s,   
z#BuildEnvironment.check_requirementsfinderr   requirementsprefix_as_stringrE   c                C   s<   | j | }|jr
J d|_|sd S | jt ||||d d S )NT)rE   )rR   r%   _install_requirementsr;   )r+   r   r   r   rE   r$   r   r   r   install_requirements   s   


z%BuildEnvironment.install_requirementspip_runnabler$   c                C   st  t j| dddd|jdg}t tjkr|d dD ]}t|j	|}|
d|d	d
 dt|p2dhf q|j}|rW|
d|d g |dd  D ]	}	|
d|	g qLn|d |jD ]	}
|
d|
g q_|jD ]	}|
d|g ql|jr~|d |jr|d |d |
| dt i}td| }t|d| ||d W d    d S 1 sw   Y  d S )Ninstallz--ignore-installedz	--no-userz--prefixz--no-warn-script-locationz-v)	no_binaryonly_binaryz--_-,z:none:z-ir      z--extra-index-urlz
--no-indexz--find-linksz--trusted-hostz--prez--prefer-binary_PIP_STANDALONE_CERTzInstalling zpip subprocess to install )command_descspinnerextra_environ)sys
executabler"   loggergetEffectiveLevelloggingDEBUGrX   getattrformat_controlrY   replacerG   sorted
index_urls
find_linkstrusted_hostsallow_all_prereleasesprefer_binaryr   r   r   )r   r   r   r$   rE   argsr   formatsr   extra_indexlinkhostr   r   r   r   r   r      sX   










"z&BuildEnvironment._install_requirementsr   N)r.   r/   r0   __doc__r-   rp   r   r
   BaseExceptionr   rx   r   r1   r	   r   r   r   staticmethodr!   r   r   r   r   r   rD   P   sV    

6


"
rD   c                
   @   sz   e Zd ZdZdddZdddZdeee  d	ee d
ee	 ddfddZ
dddZdddee dededdf
ddZdS )NoOpBuildEnvironmentz0A no-op drop-in replacement for BuildEnvironmentr   Nc                 C      d S r   r   r+   r   r   r   r-        zNoOpBuildEnvironment.__init__c                 C   r   r   r   r   r   r   r   rp   !  r   zNoOpBuildEnvironment.__enter__rq   rr   rs   c                 C   r   r   r   )r+   rq   rr   rs   r   r   r   rx   $  s   zNoOpBuildEnvironment.__exit__c                 C   r   r   r   r   r   r   r   cleanup,  r   zNoOpBuildEnvironment.cleanupr   r   r   r   rE   c                C   s   t  r   )NotImplementedError)r+   r   r   r   rE   r   r   r   r   /  s   z)NoOpBuildEnvironment.install_requirementsr   )r.   r/   r0   r   r-   rp   r   r
   r   r   rx   r   r   r1   r   r   r   r   r   r     s2    




r   )7r   r   r8   r2   rA   r   r_   collectionsr   typesr   typingr   r   r   r   r   r	   r
   r   pip._vendor.certifir   "pip._vendor.packaging.requirementsr   Zpip._vendor.packaging.versionr   pipr   r4   pip._internal.cli.spinnersr   pip._internal.locationsr   r   r   pip._internal.metadatar   r   pip._internal.utils.subprocessr   pip._internal.utils.temp_dirr   r   "pip._internal.index.package_finderr   	getLoggerr.   r   r1   r    r!   r;   rC   rD   r   r   r   r   r   <module>   s:    (
*	 L