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Editing: specifiers.cpython-38.pyc
U ��]Rz � @ sL d dl mZmZmZ d dlZd dlZd dlZd dlZddlm Z m Z ddl m Z ddl mZmZmZ e r�d dlmZmZmZmZmZmZmZmZmZ eeef Zeeee f Z eee ge f Z G dd � d e �Z!G d d � d e ej"e#��Z$G d d � d e$�Z%G dd� de%�Z&dd� Z'G dd� de%�Z(e�)d�Z*dd� Z+dd� Z,G dd� de$�Z-dS )� )�absolute_import�division�print_functionN� )� string_types�with_metaclass)�MYPY_CHECK_RUNNING)�Version� LegacyVersion�parse) �List�Dict�Union�Iterable�Iterator�Optional�Callable�Tuple� FrozenSetc @ s e Zd ZdZdS )�InvalidSpecifierzH An invalid specifier was found, users should refer to PEP 440. N)�__name__� __module__� __qualname__�__doc__� r r �6/usr/lib/python3/dist-packages/packaging/specifiers.pyr ! s r c @ s� e Zd Zejdd� �Zejdd� �Zejdd� �Zejdd� �Zej d d � �Z e j d d � �Z ejdd d��Z ejddd��Z d S )� BaseSpecifierc C s dS )z� Returns the str representation of this Specifier like object. This should be representative of the Specifier itself. Nr ��selfr r r �__str__( s zBaseSpecifier.__str__c C s dS )zF Returns a hash value for this Specifier like object. Nr r r r r �__hash__0 s zBaseSpecifier.__hash__c C s dS )zq Returns a boolean representing whether or not the two Specifier like objects are equal. Nr �r �otherr r r �__eq__7 s zBaseSpecifier.__eq__c C s dS )zu Returns a boolean representing whether or not the two Specifier like objects are not equal. Nr r! r r r �__ne__? s zBaseSpecifier.__ne__c C s dS )zg Returns whether or not pre-releases as a whole are allowed by this specifier. Nr r r r r � prereleasesG s zBaseSpecifier.prereleasesc C s dS )zd Sets whether or not pre-releases as a whole are allowed by this specifier. Nr �r �valuer r r r% O s Nc C s dS )zR Determines if the given item is contained within this specifier. Nr �r �itemr% r r r �containsW s zBaseSpecifier.containsc C s dS )z� Takes an iterable of items and filters them so that only items which are contained within this specifier are allowed in it. Nr )r �iterabler% r r r �filter^ s zBaseSpecifier.filter)N)N)r r r �abc�abstractmethodr r r# r$ �abstractpropertyr% �setterr* r, r r r r r ' s r c @ s� e Zd Zi Zd dd�Zdd� Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z e dd� �Z e dd� �Ze dd� �Zejdd� �Zdd� Zd!d d �Zd"d d �ZdS )#�_IndividualSpecifier� Nc C sF | j �|�}|s td�|���|�d��� |�d��� f| _|| _d S )NzInvalid specifier: '{0}'�operator�version)�_regex�searchr �format�group�strip�_spec� _prereleases)r �specr% �matchr r r �__init__k s �z _IndividualSpecifier.__init__c C s0 | j d k rd�| j�nd}d�| jjt| �|�S )N�, prereleases={0!r}r2 z<{0}({1!r}{2})>)r; r7 r% � __class__r �str�r Zprer r r �__repr__y s ��z _IndividualSpecifier.__repr__c C s dj | j� S )Nz{0}{1})r7 r: r r r r r � s z _IndividualSpecifier.__str__c C s t | j�S �N)�hashr: r r r r r � s z _IndividualSpecifier.__hash__c C sT t |t�r8z| �t|��}W qH tk r4 t Y S X nt || j�sHtS | j|jkS rD �� isinstancer r@ rA r �NotImplementedr: r! r r r r# � s z_IndividualSpecifier.__eq__c C sT t |t�r8z| �t|��}W qH tk r4 t Y S X nt || j�sHtS | j|jkS rD rF r! r r r r$ � s z_IndividualSpecifier.__ne__c C s t | d�| j| ��}|S )Nz _compare_{0})�getattrr7 � _operators)r �op�operator_callabler r r � _get_operator� s �z"_IndividualSpecifier._get_operatorc C s t |ttf�st|�}|S rD )rG r r r �r r4 r r r �_coerce_version� s z$_IndividualSpecifier._coerce_versionc C s | j d S )Nr �r: r r r r r3 � s z _IndividualSpecifier.operatorc C s | j d S )Nr rP r r r r r4 � s z _IndividualSpecifier.versionc C s | j S rD �r; r r r r r% � s z _IndividualSpecifier.prereleasesc C s || _ d S rD rQ r& r r r r% � s c C s | � |�S rD �r* �r r) r r r � __contains__� s z!_IndividualSpecifier.__contains__c C s> |d kr| j }| �|�}|jr&|s&dS | �| j�}||| j�S �NF)r% rO � is_prereleaserM r3 r4 )r r) r% Znormalized_itemrL r r r r* � s z _IndividualSpecifier.containsc c s� d}g }d|d k r|ndi}|D ]B}| � |�}| j|f|�r |jrX|sX| jsX|�|� q d}|V q |s||r||D ] }|V qpd S )NFr% T)rO r* rV r% �append)r r+ r% �yielded�found_prereleases�kwr4 �parsed_versionr r r r, � s" �� z_IndividualSpecifier.filter)r2 N)N)N)r r r rJ r> rC r r r# r$ rM rO �propertyr3 r4 r% r0 rT r* r, r r r r r1 g s( r1 c @ sv e Zd ZdZe�de d ejejB �Zdddddd d �Z d d � Z d d� Z dd� Z dd� Z dd� Zdd� Zdd� ZdS )�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*$�equal� not_equal�less_than_equal�greater_than_equal� less_than� greater_than)�==�!=�<=�>=�<�>c C s t |t�stt|��}|S rD )rG r rA rN r r r rO s z LegacySpecifier._coerce_versionc C s || � |�kS rD �rO �r � prospectiver< r r r �_compare_equal s z LegacySpecifier._compare_equalc C s || � |�kS rD rl rm r r r �_compare_not_equal$ s z"LegacySpecifier._compare_not_equalc C s || � |�kS rD rl rm r r r �_compare_less_than_equal( s z(LegacySpecifier._compare_less_than_equalc C s || � |�kS rD rl rm r r r �_compare_greater_than_equal, s z+LegacySpecifier._compare_greater_than_equalc C s || � |�k S rD rl rm r r r �_compare_less_than0 s z"LegacySpecifier._compare_less_thanc C s || � |�kS rD rl rm r r r �_compare_greater_than4 s z%LegacySpecifier._compare_greater_thanN)r r r � _regex_str�re�compile�VERBOSE� IGNORECASEr5 rJ rO ro rp rq rr rs rt r r r r r] s � r] c s t �� �� fdd��}|S )Nc s t |t�sdS � | ||�S rU )rG r rm ��fnr r �wrapped= s z)_require_version_compare.<locals>.wrapped)� functools�wraps)r{ r| r rz r �_require_version_compare9 s r c @ s� e Zd ZdZe�de d ejejB �Zdddddd d d d �Z e d d� �Z e dd� �Z e dd� �Z e dd� �Ze dd� �Ze dd� �Ze dd� �Zdd � Zed d � �Zejd d � �Zd S )!� Specifiera (?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 ) ) r^ r_ Z compatibler` ra rb rc rd re Z arbitrary)�~=rf rg rh ri rj rk �===c C sN d� tt�dd� t|���d d� �}|d7 }| �d�||�oL| �d�||�S )N�.c S s | � d� o| � d� S )NZpostZdev)� startswith��xr r r �<lambda>� � z/Specifier._compare_compatible.<locals>.<lambda>����.*ri rf )�join�list� itertools� takewhile�_version_splitrM )r rn 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 Zpublicr� rA �len� _pad_version�local) r rn r< Z split_specZsplit_prospectiveZshortened_prospectiveZ padded_specZpadded_prospectiveZ spec_versionr r r ro � s � zSpecifier._compare_equalc C s | � ||� S rD )ro rm r r r rp � s z Specifier._compare_not_equalc C s |t |�kS rD �r rm r r r rq � s z"Specifier._compare_less_than_equalc C s |t |�kS rD r� rm r r r rr s z%Specifier._compare_greater_than_equalc C s< t |�}||k sdS |js8|jr8t |j�t |j�kr8dS dS �NFT)r rV � base_version�r rn Zspec_strr< r r r rs s z Specifier._compare_less_thanc C s^ t |�}||ksdS |js8|jr8t |j�t |j�kr8dS |jd k rZt |j�t |j�krZdS dS r� )r Zis_postreleaser� r� r� r r r rt # s z Specifier._compare_greater_thanc C s t |��� t |��� kS rD )rA �lowerrm r r r �_compare_arbitraryD s z Specifier._compare_arbitraryc C sR | j d k r| j S | j\}}|dkrN|dkr@|�d�r@|d d� }t|�jrNdS dS )N)rf ri rh r� r� rf r� r� TF)r; r: r� r rV )r r3 r4 r r r r% H s zSpecifier.prereleasesc C s || _ d S rD rQ r& r r r r% b s N)r r r ru rv rw rx ry r5 rJ r r� ro rp rq rr rs rt r� r\ r% r0 r r r r r� G s< ] � ( r� z ^([0-9]+)((?:a|b|c|rc)[0-9]+)$c C s@ g }| � d�D ],}t�|�}|r0|�|�� � q|�|� q|S )Nr� )�split� _prefix_regexr6 �extend�groupsrW )r4 �resultr) r= r r r r� k s r� c C s� g g }}|� tt�dd� | ��� |� tt�dd� |��� |� | t|d �d � � |� |t|d �d � � |�ddgtdt|d �t|d � � � |�ddgtdt|d �t|d � � � ttj|� �ttj|� �fS )Nc S s | � � S rD ��isdigitr� r r r r� | r� z _pad_version.<locals>.<lambda>c S s | � � S rD r� r� r r r r� } r� r r �0)rW r� r� r� r� �insert�max�chain)�left�rightZ left_splitZ right_splitr r r r� w s ,,r� c @ s� e Zd Zd dd�Zdd� Zdd� Zd d � Zd d � Zd d� Zdd� Z dd� Z dd� Z e dd� �Z e jdd� �Z dd� Zd dd�Zd d d �ZdS )!� SpecifierSetr2 Nc C sn dd� |� d�D �}t� }|D ]:}z|�t|�� W q tk rV |�t|�� Y q X q t|�| _|| _d S )Nc S s g | ]}|� � r|� � �qS r )r9 ��.0�sr r r � <listcomp>� s z)SpecifierSet.__init__.<locals>.<listcomp>�,) r� �set�addr� r r] � frozenset�_specsr; )r Z specifiersr% Zsplit_specifiersZparsed� specifierr r r r> � s zSpecifierSet.__init__c C s* | j d k rd�| j�nd}d�t| �|�S )Nr? r2 z<SpecifierSet({0!r}{1})>)r; r7 r% rA rB r r r rC � s ��zSpecifierSet.__repr__c C s d� tdd� | jD ���S )Nr� c s s | ]}t |�V qd S rD )rA r� r r r � <genexpr>� s z'SpecifierSet.__str__.<locals>.<genexpr>)r� �sortedr� r r r r r � s zSpecifierSet.__str__c C s t | j�S rD )rE r� r r r r r � s zSpecifierSet.__hash__c C s� t |t�rt|�}nt |t�s"tS t� }t| j|jB �|_| jd krX|jd k rX|j|_n<| jd k rv|jd krv| j|_n | j|jkr�| j|_ntd��|S )NzFCannot combine SpecifierSets with True and False prerelease overrides.)rG r r� rH r� r� r; � ValueError)r r" r� r r r �__and__� s �zSpecifierSet.__and__c C s6 t |ttf�r tt|��}nt |t�s*tS | j|jkS rD �rG r r1 r� rA rH r� r! r r r r# � s zSpecifierSet.__eq__c C s6 t |ttf�r tt|��}nt |t�s*tS | j|jkS rD r� r! r r r r$ � s zSpecifierSet.__ne__c C s t | j�S rD )r� r� r r r r �__len__� s zSpecifierSet.__len__c C s t | j�S rD )�iterr� r r r r �__iter__� s zSpecifierSet.__iter__c C s. | j d k r| j S | jsd S tdd� | jD ��S )Nc s s | ] }|j V qd S rD �r% r� r r r r� � s z+SpecifierSet.prereleases.<locals>.<genexpr>)r; r� �anyr r r r r% � s zSpecifierSet.prereleasesc C s || _ d S rD rQ r& r r r r% � s c C s | � |�S rD rR rS r r r rT � s zSpecifierSet.__contains__c sL t � ttf�st� �� �d kr$| j��s2� jr2dS t� �fdd�| jD ��S )NFc 3 s | ]}|j � �d �V qdS )r� NrR r� �r) r% r r r� s z(SpecifierSet.contains.<locals>.<genexpr>)rG r r r r% rV �allr� r( r r� r r* s zSpecifierSet.containsc C s� |d kr| j }| jr6| jD ]}|j|t|�d�}q|S g }g }|D ]P}t|ttf�s^t|�}n|}t|t�rnqB|jr�|s�|s�|� |� qB|� |� qB|s�|r�|d kr�|S |S d S )Nr� ) r% r� r, �boolrG r r r rV rW )r r+ r% r< ZfilteredrY r) r[ r r r r, s* zSpecifierSet.filter)r2 N)N)N)r r r r> rC r r r� r# r$ r� r� r\ r% r0 rT r* r, r r r r r� � s" �r� ).Z __future__r r r r- r} r� rv Z_compatr r Z_typingr r4 r r r �typingr r r r r r r r r Z ParsedVersionrA ZUnparsedVersionr� ZCallableOperatorr� r �ABCMeta�objectr r1 r] r r� rw r� r� r� r� r r r r �<module> s2 , @ 8 #
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