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Parse the given version string and return either a :class:`Version` object
or a :class:`LegacyVersion` object depending on if the given version is
a valid PEP 440 version or a legacy version.
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t | j�S )N)�hash�_key)�selfr r r �__hash__, s z_BaseVersion.__hash__c C s | j |dd� �S )Nc S s | |k S )Nr )�s�or r r �<lambda>0 s z%_BaseVersion.__lt__.<locals>.<lambda>)�_compare)r �otherr r r �__lt__/ s z_BaseVersion.__lt__c C s | j |dd� �S )Nc S s | |kS )Nr )r r r r r r! 3 s z%_BaseVersion.__le__.<locals>.<lambda>)r" )r r# r r r �__le__2 s z_BaseVersion.__le__c C s | j |dd� �S )Nc S s | |kS )Nr )r r r r r r! 6 s z%_BaseVersion.__eq__.<locals>.<lambda>)r" )r r# r r r �__eq__5 s z_BaseVersion.__eq__c C s | j |dd� �S )Nc S s | |kS )Nr )r r r r r r! 9 s z%_BaseVersion.__ge__.<locals>.<lambda>)r" )r r# r r r �__ge__8 s z_BaseVersion.__ge__c C s | j |dd� �S )Nc S s | |kS )Nr )r r r r r r! < s z%_BaseVersion.__gt__.<locals>.<lambda>)r" )r r# r r r �__gt__; s z_BaseVersion.__gt__c C s | j |dd� �S )Nc S s | |kS )Nr )r r r r r r! ? s z%_BaseVersion.__ne__.<locals>.<lambda>)r" )r r# r r r �__ne__> s z_BaseVersion.__ne__c C s t |t�stS || j|j�S )N)�
isinstancer �NotImplementedr )r r# �methodr r r r" A s
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edd� �Z dS )r c C s t |�| _t| j�| _d S )N)�str�_version�_legacy_cmpkeyr )r r r r r �__init__J s
zLegacyVersion.__init__c C s | j S )N)r. )r r r r �__str__N s zLegacyVersion.__str__c C s dj tt| ���S )Nz<LegacyVersion({0})>)�format�reprr- )r r r r �__repr__Q s zLegacyVersion.__repr__c C s | j S )N)r. )r r r r �publicT s zLegacyVersion.publicc C s | j S )N)r. )r r r r � base_versionX s zLegacyVersion.base_versionc C s d S )Nr )r r r r r \ s zLegacyVersion.localc C s dS )NFr )r r r r �
is_prerelease` s zLegacyVersion.is_prereleasec C s dS )NFr )r r r r �is_postreleased s z LegacyVersion.is_postreleaseN) r r r r0 r1 r4 �propertyr5 r6 r r7 r8 r r r r r H s z(\d+ | [a-z]+ | \.| -)�czfinal-�@)r �preview�-�rcr c c sb xVt j| �D ]H}tj||�}| s |dkr,q |d d� dkrJ|jd�V q d| V q W dV d S )N�.r �
0123456789� �*z*final)� _legacy_version_component_re�split� _legacy_version_replacement_map�get�zfill)r �partr r r �_parse_version_partsr s rI c C s� d}g }xlt | j� �D ]\}|jd�rh|dk rJx |rH|d dkrH|j� q.W x |rf|d dkrf|j� qLW |j|� qW t|�}||fS ) Nr rB z*finalz*final-Z00000000���rJ rJ )rI �lower�
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(?:
(?:(?P<epoch>[0-9]+)!)? # epoch
(?P<release>[0-9]+(?:\.[0-9]+)*) # release segment
(?P<pre> # pre-release
[-_\.]?
(?P<pre_l>(a|b|c|rc|alpha|beta|pre|preview))
[-_\.]?
(?P<pre_n>[0-9]+)?
)?
(?P<post> # post release
(?:-(?P<post_n1>[0-9]+))
|
(?:
[-_\.]?
(?P<post_l>post|rev|r)
[-_\.]?
(?P<post_n2>[0-9]+)?
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)?
(?P<dev> # dev release
[-_\.]?
(?P<dev_l>dev)
[-_\.]?
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)?
)
(?:\+(?P<local>[a-z0-9]+(?:[-_\.][a-z0-9]+)*))? # local version
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| j j| j j| j j| j j| j j�| _d S )NzInvalid version: '{0}'r
r c s s | ]}t |�V qd S )N)�int)�.0�ir r r � <genexpr>� s z#Version.__init__.<locals>.<genexpr>r r? Zpre_lZpre_nZpost_lZpost_n1Zpost_n2Zdev_lZdev_nr )r
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zVersion.base_versionc C s$ t | �}d|kr |jdd�d S d S )Nr_ r )r- rD )r Zversion_stringr r r r s z
Version.localc C s t | jjp| jj�S )N)�boolr. r r )r r r r r7 ! s zVersion.is_prereleasec C s t | jj�S )N)r` r. r )r r r r r8 % s zVersion.is_postreleaseN)r r r �re�compiler �VERBOSE�
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Takes a string like abc.1.twelve and turns it into ("abc", 1, "twelve").
Nc s s& | ] }|j � s|j� nt|�V qd S )N)�isdigitrK rQ )rR rH r r r rT R s z'_parse_local_version.<locals>.<genexpr>)rO �_local_version_seperatorsrD )r r r r rY L s rY c C s� t tttjdd� t|�����}|d kr@|d kr@|d k r@t }n |d krLt}|d krZt }|d krft}|d krvt }nt dd� |D ��}| |||||fS )Nc S s | dkS )Nr r )r\ r r r r! ` s z_cmpkey.<locals>.<lambda>c s s* | ]"}t |t�r|d fnt |fV qdS )r] N)r* rQ r )rR rS r r r rT � s z_cmpkey.<locals>.<genexpr>)rO �reversed�list� itertools� dropwhiler )r
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