U
    Ç½„bh  ã                   @   sþ   d dl Z d dlmZmZmZmZmZ ddlmZm	Z	 ddl
mZmZ eed eeef f ZedeƒZG dd	„ d	eƒZG d
d„ deƒZe  d¡Ze  d¡Zeedœdd„Zeeef edœdd„Zeeeeeee f dœdd„Zeeeef dœdd„ZdS )é    N)Ú	FrozenSetÚNewTypeÚTupleÚUnionÚcasté   )ÚTagÚ	parse_tag)ÚInvalidVersionÚVersion© ÚNormalizedNamec                   @   s   e Zd ZdZdS )ÚInvalidWheelFilenamezM
    An invalid wheel filename was found, users should refer to PEP 427.
    N©Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   r   r   ú3/tmp/pip-unpacked-wheel-sh3cvm4r/packaging/utils.pyr      s   r   c                   @   s   e Zd ZdZdS )ÚInvalidSdistFilenamez^
    An invalid sdist filename was found, users should refer to the packaging user guide.
    Nr   r   r   r   r   r      s   r   z[-_.]+z	(\d+)(.*))ÚnameÚreturnc                 C   s   t  d| ¡ ¡ }tt|ƒS )Nú-)Ú_canonicalize_regexÚsubÚlowerr   r   )r   Úvaluer   r   r   Úcanonicalize_name    s    r   )Úversionr   c              
   C   s   t | tƒr2zt| ƒ}W q6 tk
r.   |  Y S X n| }g }|jdkrV| |j› d�¡ | t ddd dd„ |j	D ƒ¡¡¡ |j
dk	r¢| d d	d„ |j
D ƒ¡¡ |jdk	r¾| d
|j› �¡ |jdk	rÚ| d|j› �¡ |jdk	rö| d|j› �¡ d |¡S )z�
    This is very similar to Version.__str__, but has one subtle difference
    with the way it handles the release segment.
    r   ú!z(\.0)+$Ú Ú.c                 s   s   | ]}t |ƒV  qd S ©N©Ústr©Ú.0Úxr   r   r   Ú	<genexpr><   s     z'canonicalize_version.<locals>.<genexpr>Nc                 s   s   | ]}t |ƒV  qd S r"   r#   r%   r   r   r   r(   @   s     z.postz.devú+)Ú
isinstancer$   r   r
   ÚepochÚappendÚrer   ÚjoinÚreleaseÚpreÚpostÚdevÚlocal)r   ÚparsedÚpartsr   r   r   Úcanonicalize_version&   s&    

&



r6   )Úfilenamer   c           
      C   s  |   d¡std| › �ƒ‚| d d… } |  d¡}|dkrDtd| › �ƒ‚|  d|d ¡}|d }d	|ksxt d
|tj¡d kr†td| › �ƒ‚t|ƒ}t|d ƒ}|dkrò|d }t	 |¡}|d krÒtd|› d| › d�ƒ‚t
tt| d¡ƒ| d¡fƒ}nd}t|d ƒ}	||||	fS )Nz.whlz3Invalid wheel filename (extension must be '.whl'): éüÿÿÿr   )é   é   z0Invalid wheel filename (wrong number of parts): é   r   Ú__z^[\w\d._]*$zInvalid project name: r   r:   zInvalid build number: z in 'ú'r   éÿÿÿÿ)Úendswithr   ÚcountÚsplitr-   ÚmatchÚUNICODEr   r   Ú_build_tag_regexr   ÚBuildTagÚintÚgroupr	   )
r7   Zdashesr5   Ú	name_partr   r   Z
build_partZbuild_matchÚbuildÚtagsr   r   r   Úparse_wheel_filenameQ   s6    
ÿ
ÿ
ÿ rK   c                 C   s„   |   d¡r| d tdƒ … }n,|   d¡r<| d tdƒ … }ntd| › �ƒ‚| d¡\}}}|sltd| › �ƒ‚t|ƒ}t|ƒ}||fS )Nz.tar.gzz.zipz@Invalid sdist filename (extension must be '.tar.gz' or '.zip'): r   zInvalid sdist filename: )r?   Úlenr   Ú
rpartitionr   r   )r7   Z	file_stemrH   ÚsepZversion_partr   r   r   r   r   Úparse_sdist_filenameu   s    

ÿrO   )r-   Útypingr   r   r   r   r   rJ   r   r	   r   r
   r   rF   r$   rE   r   Ú
ValueErrorr   r   Úcompiler   rD   r   r6   rK   rO   r   r   r   r   Ú<module>   s   


,þ$