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specifiers.cpython-39.pyc
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a [��f�x � @ s� d dl Z d dlZd dlZd dlZd dlZd dlmZmZmZm Z m Z m Z m Z m Z mZmZmZ ddlmZ ddlmZmZmZ eeef Zeeeef Zeded�Zeeegef Z G dd � d e �Z G d d � d e j d �Z G d d� de �Z!G dd� de!�Z"edeegef edeegef d�dd�Z#G dd� de!�Z$e�%d�Z&ee e d�dd�Z'eed�dd �Z(e e e e ee e e e f d �d d �Z)G d d!� d!e �Z*dS )"� N) �Callable�Dict�Iterable�Iterator�List�Optional�Pattern�Set�Tuple�TypeVar�Union� )�canonicalize_version)� LegacyVersion�Version�parse�VersionTypeVar)�boundc @ s e Zd ZdZdS )�InvalidSpecifierzH An invalid specifier was found, users should refer to PEP 440. N)�__name__� __module__� __qualname__�__doc__� r r �D/usr/lib/python3.9/site-packages/pip/_vendor/packaging/specifiers.pyr ! s r c @ s� e Zd Zejed�dd��Zejed�dd��Zeje e d�dd��Z eje e d�d d ��Z ej ee d�d d ��Zeje d d�dd ��Zejdeee e d�dd��Zejdee ee ee d�dd��Zd S )� BaseSpecifier��returnc C s dS )z� Returns the str representation of this Specifier like object. This should be representative of the Specifier itself. Nr ��selfr r r �__str__( s zBaseSpecifier.__str__c C s dS )zF Returns a hash value for this Specifier like object. Nr r r r r �__hash__/ s zBaseSpecifier.__hash__��otherr c C s dS )zq Returns a boolean representing whether or not the two Specifier like objects are equal. Nr �r r# r r r �__eq__5 s zBaseSpecifier.__eq__c C s dS )zu Returns a boolean representing whether or not the two Specifier like objects are not equal. Nr r$ r r r �__ne__< s zBaseSpecifier.__ne__c C s dS )zg Returns whether or not pre-releases as a whole are allowed by this specifier. Nr r r r r � prereleasesC s zBaseSpecifier.prereleasesN��valuer c C s dS )zd Sets whether or not pre-releases as a whole are allowed by this specifier. Nr �r r) r r r r' J s ��itemr' r c C s dS )zR Determines if the given item is contained within this specifier. Nr �r r, r' r r r �containsQ s zBaseSpecifier.contains��iterabler' r c C s dS )z� Takes an iterable of items and filters them so that only items which are contained within this specifier are allowed in it. Nr )r r0 r' r r r �filterW s zBaseSpecifier.filter)N)N)r r r �abc�abstractmethod�strr �intr! �object�boolr% r& �abstractpropertyr r' �setterr. r r r1 r r r r r ' s( � �r )� metaclassc @ sb e Zd ZU i Zeeef ed< ee ed< d-eee dd�dd�Z ed�d d �Z ed�d d �Z e eeef d�d d��Zed�dd�Zee d�dd�Zee d�dd�Zeed�dd�Zeed�dd�Ze ed�d d ��Ze ed�d d ��Ze ee d�d d!��Z e j e dd"�d#d!��Z ee d$�d%d&�Z d.eee e d'�d(d)�Z d/e e! ee e e! d*�d+d,�Z"dS )0�_IndividualSpecifier� _operators�_regex� N��specr' r c C sH | j �|�}|s td|� d���|�d��� |�d��� f| _|| _d S )NzInvalid specifier: '�'�operator�version)r= �searchr �group�strip�_spec� _prereleases)r r@ r' �matchr r r �__init__f s �z _IndividualSpecifier.__init__r c C s0 | j d urd| j��nd}d�| jjt| �|�S )N�, prereleases=r> z <{}({!r}{})>)rH r' �format� __class__r r4 �r Zprer r r �__repr__s s ��z _IndividualSpecifier.__repr__c C s dj | j� S )Nz{}{})rL rG r r r r r | s z _IndividualSpecifier.__str__c C s | j d t| j d �fS )Nr r )rG r r r r r �_canonical_spec s z$_IndividualSpecifier._canonical_specc C s t | j�S �N)�hashrP r r r r r! � s z _IndividualSpecifier.__hash__r" c C sR t |t�r6z| �t|��}W qF ty2 t Y S 0 nt || j�sFtS | j|jkS rQ )� isinstancer4 rM r �NotImplementedrP r$ r r r r% � s z_IndividualSpecifier.__eq__c C sR t |t�r6z| �t|��}W qF ty2 t Y S 0 nt || j�sFtS | j|jkS rQ )rS r4 rM r rT rG r$ r r r r& � s z_IndividualSpecifier.__ne__)�opr c C s t | d| j| � ��}|S )NZ _compare_)�getattrr< )r rU �operator_callabler r r � _get_operator� s �z"_IndividualSpecifier._get_operator�rC r c C s t |ttf�st|�}|S rQ )rS r r r �r rC r r r �_coerce_version� s z$_IndividualSpecifier._coerce_versionc C s | j d S )Nr �rG r r r r rB � s z _IndividualSpecifier.operatorc C s | j d S )Nr r\ r r r r rC � s z _IndividualSpecifier.versionc C s | j S rQ �rH r r r r r' � s z _IndividualSpecifier.prereleasesr( c C s || _ d S rQ r] r* r r r r' � s �r, r c C s | � |�S rQ �r. �r r, r r r � __contains__� s z!_IndividualSpecifier.__contains__r+ c C s> |d u r| j }| �|�}|jr&|s&dS | �| j�}||| j�S �NF)r' r[ � is_prereleaserX rB rC )r r, r' Znormalized_itemrW r r r r. � s z _IndividualSpecifier.containsr/ c c s� d}g }d|d ur|ndi}|D ]F}| � |�}| j|fi |��r |jr\|s\| js\|�|� q d}|V q |s�|r�|D ] }|V qtd S )NFr' T)r[ r. rc r' �append)r r0 r' �yielded�found_prereleases�kwrC �parsed_versionr r r r1 � s" �� z_IndividualSpecifier.filter)r> N)N)N)#r r r r< r r4 �__annotations__r r r7 rJ rO r �propertyr rP r5 r! r6 r% r& �CallableOperatorrX �UnparsedVersion� ParsedVersionr[ rB rC r' r9 ra r. r r r1 r r r r r; a s> �� � �r; c s� e Zd ZdZe�de d ejejB �Zdddddd d �Z d e e e d d �� fdd� Z eed�dd�Zee e d�dd�Zee e d�dd�Zee e d�dd�Zee e d�dd�Zee e d�d d �Zee e d�d d �Z� ZS )!�LegacySpecifiera� (?P<operator>(==|!=|<=|>=|<|>)) \s* (?P<version> [^,;\s)]* # Since this is a "legacy" specifier, and the version # string can be just about anything, we match everything # except for whitespace, a semi-colon for marker support, # a closing paren since versions can be enclosed in # them, and a comma since it's a version separator. ) �^\s*�\s*$�equal� not_equal�less_than_equal�greater_than_equal� less_than� greater_than)�==�!=�<=�>=�<�>r> Nr? c s t � �||� t�dt� d S )NzZCreating a LegacyVersion has been deprecated and will be removed in the next major release)�superrJ �warnings�warn�DeprecationWarning)r r@ r' �rM r r rJ s �zLegacySpecifier.__init__rY c C s t |t�stt|��}|S rQ )rS r r4 rZ r r r r[ s z LegacySpecifier._coerce_version�� prospectiver@ r c C s || � |�kS rQ �r[ �r r� r@ r r r �_compare_equal s z LegacySpecifier._compare_equalc C s || � |�kS rQ r� r� r r r �_compare_not_equal s z"LegacySpecifier._compare_not_equalc C s || � |�kS rQ r� r� r r r �_compare_less_than_equal" s z(LegacySpecifier._compare_less_than_equalc C s || � |�kS rQ r� r� r r r �_compare_greater_than_equal% s z+LegacySpecifier._compare_greater_than_equalc C s || � |�k S rQ r� r� r r r �_compare_less_than* s z"LegacySpecifier._compare_less_thanc C s || � |�kS rQ r� r� r r r �_compare_greater_than- s z%LegacySpecifier._compare_greater_than)r> N)r r r � _regex_str�re�compile�VERBOSE� IGNORECASEr= r< r4 r r7 rJ rl r r[ r� r� r� r� r� r� � __classcell__r r r� r rn � s& � � rn � Specifier)�fnr c s& t �� �dtttd�� fdd� �}|S )Nr� )r r� r@ r c s t |t�sdS � | ||�S rb )rS r r� �r� r r �wrapped4 s z)_require_version_compare.<locals>.wrapped)� functools�wrapsrm r4 r7 )r� r� r r� r �_require_version_compare1 s r� c @ s e Zd ZdZe�de d ejejB �Zdddddd d d d �Z e e e e d �dd��Ze e e e d �dd��Ze e e e d �dd��Ze e e e d �dd��Ze e e e d �dd��Ze e e e d�dd��Ze e e e d�dd ��Zee e d �d d �Zee d �d d!��Zeje d"d#�d$d!��Zd"S )%r� a (?P<operator>(~=|==|!=|<=|>=|<|>|===)) (?P<version> (?: # The identity operators allow for an escape hatch that will # do an exact string match of the version you wish to install. # This will not be parsed by PEP 440 and we cannot determine # any semantic meaning from it. This operator is discouraged # but included entirely as an escape hatch. (?<====) # Only match for the identity operator \s* [^\s]* # We just match everything, except for whitespace # since we are only testing for strict identity. ) | (?: # The (non)equality operators allow for wild card and local # versions to be specified so we have to define these two # operators separately to enable that. (?<===|!=) # Only match for equals and not equals \s* v? (?:[0-9]+!)? # epoch [0-9]+(?:\.[0-9]+)* # release (?: # pre release [-_\.]? (a|b|c|rc|alpha|beta|pre|preview) [-_\.]? [0-9]* )? (?: # post release (?:-[0-9]+)|(?:[-_\.]?(post|rev|r)[-_\.]?[0-9]*) )? # You cannot use a wild card and a dev or local version # together so group them with a | and make them optional. (?: (?:[-_\.]?dev[-_\.]?[0-9]*)? # dev release (?:\+[a-z0-9]+(?:[-_\.][a-z0-9]+)*)? # local | \.\* # Wild card syntax of .* )? ) | (?: # The compatible operator requires at least two digits in the # release segment. (?<=~=) # Only match for the compatible operator \s* v? (?:[0-9]+!)? # epoch [0-9]+(?:\.[0-9]+)+ # release (We have a + instead of a *) (?: # pre release [-_\.]? (a|b|c|rc|alpha|beta|pre|preview) [-_\.]? [0-9]* )? (?: # post release (?:-[0-9]+)|(?:[-_\.]?(post|rev|r)[-_\.]?[0-9]*) )? (?:[-_\.]?dev[-_\.]?[0-9]*)? # dev release ) | (?: # All other operators only allow a sub set of what the # (non)equality operators do. Specifically they do not allow # local versions to be specified nor do they allow the prefix # matching wild cards. (?<!==|!=|~=) # We have special cases for these # operators so we want to make sure they # don't match here. \s* v? (?:[0-9]+!)? # epoch [0-9]+(?:\.[0-9]+)* # release (?: # pre release [-_\.]? (a|b|c|rc|alpha|beta|pre|preview) [-_\.]? [0-9]* )? (?: # post release (?:-[0-9]+)|(?:[-_\.]?(post|rev|r)[-_\.]?[0-9]*) )? (?:[-_\.]?dev[-_\.]?[0-9]*)? # dev release ) ) ro rp Z compatiblerq rr rs rt ru rv Z arbitrary)�~=rw rx ry rz r{ r| �===r� c C sJ d� tt�tt|���d d� �}|d7 }| �d�||�oH| �d�||�S )N�.����.*rz rw )�join�list� itertools� takewhile�_is_not_suffix�_version_splitrX )r r� r@ �prefixr r r �_compare_compatible� s ��z Specifier._compare_compatiblec C sz |� d�rVt|j�}t|d d� �}tt|��}|d t|�� }t||�\}}||kS t|�}|jsnt|j�}||kS d S )Nr� ���)�endswithr �publicr� r4 �len� _pad_version�local) r r� r@ Z split_specZsplit_prospectiveZshortened_prospectiveZ padded_specZpadded_prospectiveZ spec_versionr r r r� � s � zSpecifier._compare_equalc C s | � ||� S rQ )r� r� r r r r� � s z Specifier._compare_not_equalc C s t |j�t |�kS rQ �r r� r� r r r r� � s z"Specifier._compare_less_than_equalc C s t |j�t |�kS rQ r� r� r r r r� � s z%Specifier._compare_greater_than_equal)r� �spec_strr c C s< t |�}||k sdS |js8|jr8t |j�t |j�kr8dS dS �NFT)r rc � base_version�r r� r� r@ r r r r� � s z Specifier._compare_less_thanc C s^ t |�}||ksdS |js8|jr8t |j�t |j�kr8dS |jd urZt |j�t |j�krZdS dS r� )r Zis_postreleaser� r� r� r r r r� s z Specifier._compare_greater_thanc C s t |��� t |��� kS rQ )r4 �lowerr� r r r �_compare_arbitrary7 s z Specifier._compare_arbitraryr c C sR | j d ur| j S | j\}}|dv rN|dkr@|�d�r@|d d� }t|�jrNdS dS )N)rw rz ry r� r� rw r� r� TF)rH rG r� r rc )r rB rC r r r r' : s zSpecifier.prereleasesNr( c C s || _ d S rQ r] r* r r r r' S s )r r r r� r� r� r� r� r= r< r� rm r4 r7 r� r� r� r� r� r� r� r r� rj r' r9 r r r r r� = s@ ] � '� z ^([0-9]+)((?:a|b|c|rc)[0-9]+)$rY c C s@ g }| � d�D ],}t�|�}|r0|�|�� � q|�|� q|S )Nr� )�split� _prefix_regexrD �extend�groupsrd )rC �resultr, rI r r r r� [ s r� )�segmentr c s t � fdd�dD �� S )Nc 3 s | ]}� � |�V qd S rQ )� startswith)�.0r� �r� r r � <genexpr>g s z!_is_not_suffix.<locals>.<genexpr>)�dev�a�b�rcZpost)�anyr� r r� r r� f s �r� )�left�rightr c C s� g g }}|� tt�dd� | ��� |� tt�dd� |��� |� | t|d �d � � |� |t|d �d � � |�ddgtdt|d �t|d � � � |�ddgtdt|d �t|d � � � ttj|� �ttj|� �fS )Nc S s | � � S rQ ��isdigit��xr r r �<lambda>p � z _pad_version.<locals>.<lambda>c S s | � � S rQ r� r� r r r r� q r� r r �0)rd r� r� r� r� �insert�max�chain)r� r� Z left_splitZ right_splitr r r r� l s ,,r� c @ s e Zd Zd%eee dd�dd�Zed�dd�Zed�d d �Ze d�d d �Z e d ef d d �dd�Z e ed �dd�Ze ed �dd�Ze d�dd�Zee d�dd�Zeee d�dd��Zejedd�dd��Zeed �d d �Zd&eee ed �d d!�Zd'ee ee ee d"�d#d$�Z dS )(� SpecifierSetr> N)� specifiersr' r c C sl dd� |� d�D �}t� }|D ]8}z|�t|�� W q tyT |�t|�� Y q 0 q t|�| _|| _d S )Nc S s g | ]}|� � r|� � �qS r )rF �r� �sr r r � <listcomp>� r� z)SpecifierSet.__init__.<locals>.<listcomp>�,) r� �set�addr� r rn � frozenset�_specsrH )r r� r' Zsplit_specifiers�parsed� specifierr r r rJ s zSpecifierSet.__init__r c C s* | j d urd| j��nd}d�t| �|�S )NrK r> z<SpecifierSet({!r}{})>)rH r' rL r4 rN r r r rO � s ��zSpecifierSet.__repr__c C s d� tdd� | jD ���S )Nr� c s s | ]}t |�V qd S rQ )r4 r� r r r r� � r� z'SpecifierSet.__str__.<locals>.<genexpr>)r� �sortedr� r r r r r � s zSpecifierSet.__str__c C s t | j�S rQ )rR r� r r r r r! � s zSpecifierSet.__hash__r" c C s� t |t�rt|�}nt |t�s"tS t� }t| j|jB �|_| jd u rX|jd urX|j|_n<| jd urv|jd u rv| j|_n | j|jkr�| j|_ntd��|S )NzFCannot combine SpecifierSets with True and False prerelease overrides.)rS r4 r� rT r� r� rH � ValueError)r r# r� r r r �__and__� s �zSpecifierSet.__and__c C s6 t |ttf�r tt|��}nt |t�s*tS | j|jkS rQ �rS r4 r; r� rT r� r$ r r r r% � s zSpecifierSet.__eq__c C s6 t |ttf�r tt|��}nt |t�s*tS | j|jkS rQ r� r$ r r r r& � s zSpecifierSet.__ne__c C s t | j�S rQ )r� r� r r r r �__len__� s zSpecifierSet.__len__c C s t | j�S rQ )�iterr� r r r r �__iter__� s zSpecifierSet.__iter__c C s. | j d ur| j S | jsd S tdd� | jD ��S )Nc s s | ] }|j V qd S rQ �r' r� r r r r� � r� z+SpecifierSet.prereleases.<locals>.<genexpr>)rH r� r� r r r r r' � s zSpecifierSet.prereleasesr( c C s || _ d S rQ r] r* r r r r' � s r^ c C s | � |�S rQ r_ r` r r r ra � s zSpecifierSet.__contains__r+ c sL t � ttf�st� �� �d u r$| j��s2� jr2dS t� �fdd�| jD ��S )NFc 3 s | ]}|j � �d �V qdS )r� Nr_ r� �r, r' r r r� r� z(SpecifierSet.contains.<locals>.<genexpr>)rS r r r r' rc �allr� r- r r� r r. � s zSpecifierSet.containsr/ c C s� |d u r| j }| jr6| jD ]}|j|t|�d�}q|S g }g }|D ]P}t|ttf�s^t|�}n|}t|t�rnqB|jr�|s�|s�|� |� qB|� |� qB|s�|r�|d u r�|S |S d S )Nr� ) r' r� r1 r7 rS r r r rc rd )r r0 r' r@ Zfilteredrf r, rh r r r r1 s* zSpecifierSet.filter)r> N)N)N) r r r r4 r r7 rJ rO r r5 r! r r� r6 r% r& r� r r; r� rj r' r9 rl ra r. r r r1 r r r r r� ~ s8 �� �� � �r� )+r2 r� r� r� r~ �typingr r r r r r r r r r r Zutilsr rC r r r rm r4 rl r r7 rk r� r �ABCMetar r; rn r� r� r� r� r� r� r� r� r r r r �<module> s6 4 : =� *