U
    —V‚gA)  ã                	   @  sÂ  U d dl mZ d dlZd dlZd dlZd dlZd dlmZmZm	Z	m
Z
 ddl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mZ dd	lmZ d
ddddgZeeegef ZG dd
„ d
eƒZG dd„ deƒZ G dd„ deƒZ!G dd„ de	ƒZ"dddœdd„Z#d=ddddœdd„Z$dd „ d!d „ ej%ej&ej'ej(ej)ej*d"œZ+d#e,d$< dd%dd&d'œd(d)„Z-ddd*d+œd,d-„Z.d.d/d&d0œd1d2„Z/d3dd4œd5d6„Z0dd7œd8d„Z1G d9d„ dƒZ2d/d/d:œd;d<„Z3dS )>é    )ÚannotationsN)ÚAnyÚCallableÚ	TypedDictÚcasté   )Ú
MarkerAtomÚ
MarkerListÚOpÚValueÚVariable)Úparse_marker)ÚParserSyntaxError)ÚInvalidSpecifierÚ	Specifier©Úcanonicalize_nameÚInvalidMarkerÚMarkerÚUndefinedComparisonÚUndefinedEnvironmentNameÚdefault_environmentc                   @  s   e Zd ZdZdS )r   zE
    An invalid marker was found, users should refer to PEP 508.
    N©Ú__name__Ú
__module__Ú__qualname__Ú__doc__© r   r   ú5/tmp/pip-unpacked-wheel-4_xu2fd4/packaging/markers.pyr      s   c                   @  s   e Zd ZdZdS )r   zP
    An invalid operation was attempted on a value that doesn't support it.
    Nr   r   r   r   r   r   $   s   c                   @  s   e Zd ZdZdS )r   z\
    A name was attempted to be used that does not exist inside of the
    environment.
    Nr   r   r   r   r   r   *   s   c                   @  sf   e Zd ZU ded< ded< ded< ded< ded< ded< ded< ded	< ded
< ded< ded< dS )ÚEnvironmentÚstrÚimplementation_nameÚimplementation_versionÚos_nameÚplatform_machineÚplatform_releaseÚplatform_systemÚplatform_versionÚpython_full_versionÚplatform_python_implementationÚpython_versionÚsys_platformN)r   r   r   Ú__annotations__r   r   r   r   r   1   s   
r   r   )ÚresultsÚreturnc                 C  s|   t | d tƒrx| d \}}}t |tƒrD|jdkrDt|jƒ}t|ƒ}n&t |tƒrj|jdkrjt|jƒ}t|ƒ}|||f| d< | S )z!
    Normalize extra values.
    r   Úextra)Ú
isinstanceÚtupler   Úvaluer   r   )r-   ÚlhsÚopÚrhsZnormalized_extrar   r   r   Ú_normalize_extra_valuesy   s    


r6   Tzlist[str] | MarkerAtom | strzbool | Noner    )ÚmarkerÚfirstr.   c                 C  s¨   t | tttfƒst‚t | tƒrHt| ƒdkrHt | d ttfƒrHt| d ƒS t | tƒr‚dd„ | D ƒ}|rnd |¡S dd |¡ d S n"t | tƒr d dd	„ | D ƒ¡S | S d S )
Nr   r   c                 s  s   | ]}t |d d�V  qdS )F)r8   N)Ú_format_marker©Ú.0Úmr   r   r   Ú	<genexpr>š   s     z!_format_marker.<locals>.<genexpr>ú ú(ú)c                 S  s   g | ]}|  ¡ ‘qS r   )Ú	serializer:   r   r   r   Ú
<listcomp>    s     z"_format_marker.<locals>.<listcomp>)r0   Úlistr1   r    ÚAssertionErrorÚlenr9   Újoin)r7   r8   Úinnerr   r   r   r9   ‰   s     ÿ
þý


r9   c                 C  s   | |kS ©Nr   ©r3   r5   r   r   r   Ú<lambda>¦   ó    rJ   c                 C  s   | |kS rH   r   rI   r   r   r   rJ   §   rK   )Úinznot inú<z<=z==z!=z>=ú>zdict[str, Operator]Ú
_operatorsr
   Úbool)r3   r4   r5   r.   c                 C  sz   zt d | ¡ |g¡ƒ}W n tk
r.   Y nX |j| dd�S t | ¡ ¡}|d krptd|›d| ›d|›d�ƒ‚|| |ƒS )NÚ T)Úprereleasesz
Undefined z on z and Ú.)r   rF   rA   r   ÚcontainsrO   Úgetr   )r3   r4   r5   ÚspecÚoperr   r   r   Ú_eval_op±   s    rX   ztuple[str, ...])ÚvaluesÚkeyr.   c                 G  s   | dkrt dd„ |D ƒƒS |S )Nr/   c                 s  s   | ]}t |ƒV  qd S rH   r   )r;   Úvr   r   r   r=   Æ   s     z_normalize.<locals>.<genexpr>)r1   )rZ   rY   r   r   r   Ú
_normalizeÀ   s    r\   r	   údict[str, str])ÚmarkersÚenvironmentr.   c           
      C  sæ   g g}| D ]È}t |tttfƒs"t‚t |tƒrB|d  t||ƒ¡ q
t |tƒr´|\}}}t |tƒrv|j}|| }|j}	n|j}|j}|| }	t	||	|d�\}}	|d  t
|||	ƒ¡ q
|dksÀt‚|dkr
| g ¡ q
tdd„ |D ƒƒS )Néÿÿÿÿ)rZ   )ÚandÚorrb   c                 s  s   | ]}t |ƒV  qd S rH   )Úall)r;   Úitemr   r   r   r=   ç   s     z$_evaluate_markers.<locals>.<genexpr>)r0   rC   r1   r    rD   ÚappendÚ_evaluate_markersr   r2   r\   rX   Úany)
r^   r_   Úgroupsr7   r3   r4   r5   Zenvironment_keyÚ	lhs_valueÚ	rhs_valuer   r   r   rf   Ì   s(    



rf   zsys._version_info)Úinfor.   c                 C  sB   | j › d| j› d| j› �}| j}|dkr>||d t| jƒ 7 }|S )NrS   Úfinalr   )ÚmajorÚminorÚmicroÚreleaselevelr    Úserial)rk   ÚversionÚkindr   r   r   Úformat_full_versionê   s
    rt   ©r.   c                  C  s^   t tjjƒ} tjj}|| tjt ¡ t ¡ t 	¡ t ¡ t 
¡ t ¡ d t ¡ d d… ¡tjdœS )NrS   é   )r!   r"   r#   r$   r%   r&   r'   r(   r)   r*   r+   )rt   ÚsysÚimplementationrr   ÚnameÚosÚplatformÚmachineÚreleaseÚsystemr*   Úpython_implementationrF   Úpython_version_tuple)Úiverr!   r   r   r   r   ò   s    õc                   @  sh   e Zd Zdddœdd„Zddœdd„Zddœd	d
„Zddœdd„Zdddœdd„Zddddœdd„ZdS )r   r    ÚNone)r7   r.   c              
   C  sH   zt t|ƒƒ| _W n0 tk
rB } ztt|ƒƒ|‚W 5 d }~X Y nX d S rH   )r6   Ú_parse_markerÚ_markersr   r   r    )Úselfr7   Úer   r   r   Ú__init__  s    zMarker.__init__ru   c                 C  s
   t | jƒS rH   )r9   r„   ©r…   r   r   r   Ú__str__  s    zMarker.__str__c                 C  s   d| › d�S )Nz	<Marker('z')>r   rˆ   r   r   r   Ú__repr__!  s    zMarker.__repr__Úintc                 C  s   t | jjt| ƒfƒS rH   )ÚhashÚ	__class__r   r    rˆ   r   r   r   Ú__hash__$  s    zMarker.__hash__r   rP   )Úotherr.   c                 C  s   t |tƒstS t| ƒt|ƒkS rH   )r0   r   ÚNotImplementedr    )r…   r�   r   r   r   Ú__eq__'  s    
zMarker.__eq__Nzdict[str, str] | None)r_   r.   c                 C  sJ   t dtƒ ƒ}d|d< |dk	r:| |¡ |d dkr:d|d< t| jt|ƒƒS )a$  Evaluate a marker.

        Return the boolean from evaluating the given marker against the
        environment. environment is an optional argument to override all or
        part of the determined environment.

        The environment is determined from the current Python process.
        r]   rQ   r/   N)r   r   Úupdaterf   r„   Ú_repair_python_full_version)r…   r_   Úcurrent_environmentr   r   r   Úevaluate-  s    	
 ÿzMarker.evaluate)N)	r   r   r   r‡   r‰   rŠ   rŽ   r‘   r•   r   r   r   r   r     s   )Úenvr.   c                 C  s"   | d   d¡r| d  d7  < | S )zƒ
    Work around platform.python_version() returning something that is not PEP 440
    compliant for non-tagged Python builds.
    r(   ú+Úlocal)Úendswith)r–   r   r   r   r“   D  s    r“   )T)4Ú
__future__r   Úoperatorrz   r{   rw   Útypingr   r   r   r   Ú_parserr   r	   r
   r   r   r   rƒ   Ú
_tokenizerr   Ú
specifiersr   r   Úutilsr   Ú__all__r    rP   ZOperatorÚ
ValueErrorr   r   r   r   r6   r9   ÚltÚleÚeqÚneÚgeÚgtrO   r,   rX   r\   rf   rt   r   r   r“   r   r   r   r   Ú<module>   sR    ûH ÿø@