U
    aÊ¹jü  ã                   @  sî   d Z ddlmZ ddlZddlZddlZddlZddlZddl	m
Z
 ddlmZ ddlmZ ddlmZ d	d
„ Zejdd„ ƒZe e¡dd„ ƒZdd„ Zdd„ Zdd„ Zdddœdd„Zdddœdd„Zdd d!œd"d#„Zddd$d%œd&d'„ZdS )(z2
Tools for converting old- to new-style metadata.
é    )ÚannotationsN)ÚMessage)ÚParser)ÚIteratoré   )ÚRequirementc                 C  s   | o|   d¡ S )Nú#)Ú
startswith)Ústr© r   ú`/var/www/html/bwave/python/venv/lib/python3.8/site-packages/setuptools/_vendor/wheel/metadata.pyÚ	_nonblank   s    r   c                 C  s   t j tt| ƒ¡S )a�  
    Yield valid lines of a string or iterable.
    >>> list(yield_lines(''))
    []
    >>> list(yield_lines(['foo', 'bar']))
    ['foo', 'bar']
    >>> list(yield_lines('foo\nbar'))
    ['foo', 'bar']
    >>> list(yield_lines('\nfoo\n#bar\nbaz #comment'))
    ['foo', 'baz #comment']
    >>> list(yield_lines(['foo\nbar', 'baz', 'bing\n\n\n']))
    ['foo', 'bar', 'baz', 'bing']
    )Ú	itertoolsÚchainÚfrom_iterableÚmapÚyield_lines)Úiterabler   r   r   r      s    r   c                 C  s   t tttj|  ¡ ƒƒS ©N)Úfilterr   r   r
   ÚstripÚ
splitlines)Útextr   r   r   Ú_)   s    r   c                 c  sv   d}g }t | ƒD ]V}| d¡r\| d¡rP|s0|r:||fV  |dd…  ¡ }g }qftd|ƒ‚q| |¡ q||fV  dS )ar  Split a string or iterable thereof into (section, content) pairs
    Each ``section`` is a stripped version of the section header ("[section]")
    and each ``content`` is a list of stripped lines excluding blank lines and
    comment-only lines.  If there are any such lines before the first section
    header, they're returned in a first ``section`` of ``None``.
    Nú[ú]r   éÿÿÿÿzInvalid section heading)r   r	   Úendswithr   Ú
ValueErrorÚappend)ÚsÚsectionÚcontentÚliner   r   r   Úsplit_sections.   s    


r$   c                 C  s   t  dd| ¡ ¡ S )z°Convert an arbitrary string to a standard 'extra' name
    Any runs of non-alphanumeric characters are replaced with a single '_',
    and the result is always lowercased.
    z[^A-Za-z0-9.-]+r   )ÚreÚsubÚlower)Úextrar   r   r   Ú
safe_extraG   s    r)   c                 C  s   t  dd| ¡S )zŽConvert an arbitrary string to a standard distribution name
    Any runs of non-alphanumeric/. characters are replaced with a single '-'.
    z[^A-Za-z0-9.]+ú-)r%   r&   )Únamer   r   r   Ú	safe_nameO   s    r,   r   r
   )ÚrequirementÚreturnc                 C  sV   t | ddƒrd| j S g }| jD ]}| |j|j ¡ q |rNdd t|ƒ¡ S dS dS )zFReturn the version specifier for a requirement in PEP 345/566 fashion.ÚurlNz @ ú ú,Ú )Úgetattrr/   Ú	specifierr   ÚoperatorÚversionÚjoinÚsorted)r-   Zrequires_distÚspecr   r   r   Úrequires_to_requires_distV   s    

r:   z	list[str]zIterator[str])Úrequirementsr.   c                 c  s\   | D ]R}t |ƒ}t|ƒ}d tdd„ |jD ƒƒ¡}|rBd|› d�}t|jƒ| | V  qdS )z=Yield Requires-Dist: strings for parsed requirements strings.r1   c                 s  s   | ]}t |ƒV  qd S r   )r)   )Ú.0Úer   r   r   Ú	<genexpr>j   s     z'convert_requirements.<locals>.<genexpr>r   r   N)r   r:   r7   r8   Úextrasr,   r+   )r;   ÚreqÚparsed_requirementr9   r?   r   r   r   Úconvert_requirementse   s    rB   zdict[str, list[str]]zIterator[tuple[str, str]])Úextras_requirer.   c                 c  s”   |   ¡ D ]†\}}d}|pd}d|kr4| dd¡\}}t|ƒ}|rfd|fV  |rZd| d }|d| 7 }|rrd| }t|ƒD ]}d	|| fV  qzqd
S )a,  
    Convert requirements from a setup()-style dictionary to
    ('Requires-Dist', 'requirement') and ('Provides-Extra', 'extra') tuples.

    extras_require is a dictionary of {extra: [requirements]} as passed to setup(),
    using the empty extra {'': [requirements]} to hold install_requires.
    r2   ú:r   úProvides-Extraú(z) and zextra == '%s'z ; úRequires-DistN)ÚitemsÚsplitr)   rB   )rC   r(   ÚdependsÚ	conditionZnew_reqr   r   r   Úgenerate_requirementsq   s    

rL   r   )Úegg_info_pathÚpkginfo_pathr.   c              
   C  s   t |dd��}tƒ  |¡}W 5 Q R X | dd¡ |d= |d= tj | d¡}tj |¡rÆt |dd��}| ¡ }W 5 Q R X t	t
|ƒdd	„ d
�}|D ]6\}}	t||	iƒD ] \}
}|
|f| ¡ kr¢|||
< q¢qŽ|d }|�r|d  ¡ }d |d  ¡ t d |dd… ¡¡df¡}| |¡ |d= |S )zN
    Convert .egg-info directory with PKG-INFO to the Metadata 2.1 format
    zutf-8)ÚencodingzMetadata-Versionz2.1rE   rG   zrequires.txtc                 S  s   | d p
dS )Nr   r2   r   )Úxr   r   r   Ú<lambda>Ÿ   ó    z%pkginfo_to_metadata.<locals>.<lambda>)ÚkeyÚDescriptionÚ
r   r   N)Úopenr   ÚparseÚreplace_headerÚosÚpathr7   ÚexistsÚreadr8   r$   rL   rH   r   ÚlstripÚtextwrapÚdedentÚset_payload)rM   rN   ÚheadersÚpkg_infoZrequires_pathZrequires_fileÚrequiresZparsed_requirementsr(   ÚreqsrS   ÚvalueÚdescriptionZdescription_linesZdedented_descriptionr   r   r   Úpkginfo_to_metadata�   s4    
ýý	
rg   )Ú__doc__Ú
__future__r   Ú	functoolsr   Úos.pathrY   r%   r^   Úemail.messager   Úemail.parserr   Útypingr   Zvendored.packaging.requirementsr   r   Úsingledispatchr   Úregisterr
   r   r$   r)   r,   r:   rB   rL   rg   r   r   r   r   Ú<module>   s,   

