B
    íÅX\,  ã               @   s|  d dl mZmZm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mZmZ G d
d„ deƒZeejej ƒZ edƒ !¡ Z"edƒ !¡ Z#edƒ !¡ Z$edƒ !¡ Z%edƒ !¡ Z&edƒ !¡ Z'edƒ !¡ Z(edƒZ)e ee)ƒe  B Z*ee ee*ƒ ƒZ+e+dƒZ,e+Z-edƒdƒZ.e(e. Z/e-ee&e- ƒ Z0e"ee0ƒ e# dƒZ1eej2ej3ej4B ƒZ5eej2ej3ej4B ƒZ6e5e6A Z7ee7ee&e7 ƒ ddddƒZ8ee$e8 e% e8B ƒZ9e9 :dd„ ¡ e	e9ƒdƒZ;e; :dd„ ¡ e	eƒ ƒdƒZe :d d„ ¡ e'Z<e<e Z=e;ee=ƒ Z>e/ee=ƒ Z?e,ee1ƒ e?e>B  Z@ee@ e ZAeA Bd!¡ G d"d#„ d#eCƒZDdS )$é    )Úabsolute_importÚdivisionÚprint_functionN)ÚstringStartÚ	stringEndÚoriginalTextForÚParseException)Ú
ZeroOrMoreÚWordÚOptionalÚRegexÚCombine)ÚLiteral)Úparseé   )ÚMARKER_EXPRÚMarker)ÚLegacySpecifierÚ	SpecifierÚSpecifierSetc               @   s   e Zd ZdZdS )ÚInvalidRequirementzJ
    An invalid requirement was found, users should refer to PEP 508.
    N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__© r   r   ú5lib/python3.7/site-packages/packaging/requirements.pyr      s   r   ú[ú]ú(ú)ú,ú;ú@z-_.Únamez[^ ]+ÚurlÚextrasF)Z
joinStringZadjacentÚ	_raw_specc             C   s
   |j pdS )NÚ )r'   )ÚsÚlÚtr   r   r   Ú<lambda>7   s    r,   Ú	specifierc             C   s   |d S )Nr   r   )r)   r*   r+   r   r   r   r,   :   s    Úmarkerc             C   s   t | |j|j… ƒS )N)r   Z_original_startZ_original_end)r)   r*   r+   r   r   r   r,   >   s    zx[]c               @   s(   e Zd ZdZdd„ Zdd„ Zdd„ ZdS )	ÚRequirementzÁParse a requirement.

    Parse a given requirement string into its parts, such as name, specifier,
    URL, and extras. Raises InvalidRequirement on a badly-formed requirement
    string.
    c          
   C   s  yt  |¡}W nD tk
rR } z&td ||j|jd … |j¡ƒ‚W d d }~X Y nX |j| _|jrÄt	 	|j¡}|j
dkr’t	 |¡|jkrºtdƒ‚n(|j
rª|jrª|j
sº|jsºtd |j¡ƒ‚|j| _nd | _t|jrÜ|j ¡ ng ƒ| _t|jƒ| _|jrü|jnd | _d S )NzParse error at "{0!r}": {1}é   ÚfilezInvalid URL givenzInvalid URL: {0})ÚREQUIREMENTÚparseStringr   r   ÚformatZlocÚmsgr$   r%   ÚurlparseZschemeZ
urlunparseZnetlocÚsetr&   ZasListr   r-   r.   )ÚselfZrequirement_stringZreqÚeZ
parsed_urlr   r   r   Ú__init__[   s(    .


zRequirement.__init__c             C   sŠ   | j g}| jr*| d d t| jƒ¡¡¡ | jr@| t| jƒ¡ | jrh| d | j¡¡ | j	rh| d¡ | j	r€| d | j	¡¡ d |¡S )Nz[{0}]r!   z@ {0}ú z; {0}r(   )
r$   r&   Úappendr4   ÚjoinÚsortedr-   Ústrr%   r.   )r8   Úpartsr   r   r   Ú__str__v   s    
zRequirement.__str__c             C   s   d  t| ƒ¡S )Nz<Requirement({0!r})>)r4   r?   )r8   r   r   r   Ú__repr__‰   s    zRequirement.__repr__N)r   r   r   r   r:   rA   rB   r   r   r   r   r/   N   s   r/   )EZ
__future__r   r   r   ÚstringÚreZ	pyparsingr   r   r   r   r	   r
   r   r   r   r   ÚLZsix.moves.urllibr   r6   Zmarkersr   r   Z
specifiersr   r   r   Ú
ValueErrorr   Zascii_lettersZdigitsZALPHANUMÚsuppressZLBRACKETZRBRACKETZLPARENZRPARENÚCOMMAZ	SEMICOLONÚATZPUNCTUATIONZIDENTIFIER_ENDZ
IDENTIFIERÚNAMEZEXTRAZURIZURLZEXTRAS_LISTZEXTRASZ
_regex_strÚVERBOSEÚ
IGNORECASEZVERSION_PEP440ZVERSION_LEGACYZVERSION_ONEZVERSION_MANYZ_VERSION_SPECZsetParseActionZVERSION_SPECZMARKER_SEPARATORZMARKERZVERSION_AND_MARKERZURL_AND_MARKERZNAMED_REQUIREMENTr2   r3   Úobjectr/   r   r   r   r   Ú<module>   s^   

