3

g_P                 @   s   d dl mZ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lmZmZ d dlmZmZ d d	lmZ d d
lmZmZ eZdddZdd Zdd ZdddZG dd dZG dd deZ G dd deZ!dS )    )absolute_importunicode_literalsN)defaultdict)partial)wraps)import_module)DistutilsOptionErrorDistutilsFileError)LegacyVersionparse)SpecifierSet)string_typesPY3Fc       	      C   s   ddl m}m} tjj| } tjj| s4td|  tj }tj	tjj
|  zJ| }|rb|j ng }| |krx|j|  |j||d t||j|d}W dtj	| X t|S )a,  Read given configuration file and returns options from it as a dict.

    :param str|unicode filepath: Path to configuration file
        to get options from.

    :param bool find_others: Whether to search for other configuration files
        which could be on in various places.

    :param bool ignore_option_errors: Whether to silently ignore
        options, values of which could not be resolved (e.g. due to exceptions
        in directives such as file:, attr:, etc.).
        If False exceptions are propagated as expected.

    :rtype: dict
    r   )Distribution_Distributionz%Configuration file %s does not exist.)	filenames)ignore_option_errorsN)Zsetuptools.distr   r   ospathabspathisfiler	   getcwdchdirdirnamefind_config_filesappendparse_config_filesparse_configurationcommand_optionsconfiguration_to_dict)	filepathZfind_othersr   r   r   Zcurrent_directorydistr   handlers r#   5/tmp/pip-unpacked-wheel-2ahgb425/setuptools/config.pyread_configuration   s$    

r%   c             C   s.   dj f t }tjt| |}t| ||}| S )z
    Given a target object and option key, get that option from
    the target object, either through a get_{key} method or
    from an attribute directly.
    z	get_{key})formatlocals	functoolsr   getattr)
target_objkeyZgetter_nameZby_attributegetterr#   r#   r$   _get_optionE   s    r-   c             C   sD   t t}x6| D ].}x(|jD ]}t|j|}|||j |< qW qW |S )zReturns configuration data gathered by given handlers as a dict.

    :param list[ConfigHandler] handlers: Handlers list,
        usually from parse_configuration()

    :rtype: dict
    )r   dictset_optionsr-   r*   section_prefix)r"   Zconfig_dicthandleroptionvaluer#   r#   r$   r   Q   s    
r   c             C   s6   t | ||}|j  t| j||| j}|j  ||fS )a  Performs additional parsing of configuration options
    for a distribution.

    Returns a list of used option handlers.

    :param Distribution distribution:
    :param dict command_options:
    :param bool ignore_option_errors: Whether to silently ignore
        options, values of which could not be resolved (e.g. due to exceptions
        in directives such as file:, attr:, etc.).
        If False exceptions are propagated as expected.
    :rtype: list
    )ConfigOptionsHandlerr   ConfigMetadataHandlermetadatapackage_dir)distributionr   r   optionsmetar#   r#   r$   r   c   s    
r   c               @   s   e Zd ZdZdZi Zd%ddZedd Zdd	 Z	e
d&ddZe
dd Ze
dd Ze
dd Ze
dd Zedd Zedd Ze
d'ddZe
dd Ze
d(ddZdd  Zd!d" Zd#d$ ZdS ))ConfigHandlerz1Handles metadata supplied in configuration files.NFc             C   sb   i }| j }x:|j D ].\}}|j|s(q|j|djd}|||< qW || _|| _|| _g | _d S )N .)	r0   items
startswithreplacestripr   r*   sectionsr/   )selfr*   r9   r   rB   r0   section_namesection_optionsr#   r#   r$   __init__   s    
zConfigHandler.__init__c             C   s   t d| jj dS )z.Metadata item name to parser function mapping.z!%s must provide .parsers propertyN)NotImplementedError	__class____name__)rC   r#   r#   r$   parsers   s    zConfigHandler.parsersc       	      C   s   t  }| j}| jj||}t|||}||kr6t||r>d S d}| jj|}|ry||}W n  tk
r~   d}| jsz Y nX |rd S t|d| d }|d krt	||| n|| | j
j| d S )NFTzset_%s)tupler*   aliasesgetr)   KeyErrorrJ   	Exceptionr   setattrr/   r   )	rC   Zoption_namer3   unknownr*   Zcurrent_valueZskip_optionparsersetterr#   r#   r$   __setitem__   s0    zConfigHandler.__setitem__,c             C   s8   t |tr|S d|kr |j }n
|j|}dd |D S )zRepresents value as a list.

        Value is split either by separator (defaults to comma) or by lines.

        :param value:
        :param separator: List items separator character.
        :rtype: list
        
c             S   s   g | ]}|j  r|j  qS r#   )rA   ).0chunkr#   r#   r$   
<listcomp>   s    z-ConfigHandler._parse_list.<locals>.<listcomp>)
isinstancelist
splitlinessplit)clsr3   	separatorr#   r#   r$   _parse_list   s    



zConfigHandler._parse_listc             C   sT   d}i }xF| j |D ]8}|j|\}}}||kr<td| |j ||j < qW |S )zPRepresents value as a dict.

        :param value:
        :rtype: dict
        =z(Unable to parse option value to dict: %s)r`   	partitionr   rA   )r^   r3   r_   resultliner+   sepvalr#   r#   r$   _parse_dict   s    
zConfigHandler._parse_dictc             C   s   |j  }|dkS )zQRepresents value as boolean.

        :param value:
        :rtype: bool
        1trueyes)rh   ri   rj   )lower)r^   r3   r#   r#   r$   _parse_bool   s    zConfigHandler._parse_boolc                s    fdd}|S )zReturns a parser function to make sure field inputs
        are not files.

        Parses a value after getting the key so error messages are
        more informative.

        :param key:
        :rtype: callable
        c                s    d}| j |rtdj | S )Nzfile:zCOnly strings are accepted for the {0} field, files are not accepted)r?   
ValueErrorr&   )r3   Zexclude_directive)r+   r#   r$   rR     s    
z3ConfigHandler._exclude_files_parser.<locals>.parserr#   )r^   r+   rR   r#   )r+   r$   _exclude_files_parser   s    z#ConfigHandler._exclude_files_parserc                s\   d}t |ts|S |j|s |S |t|d }dd |jdD }dj fdd|D S )aO  Represents value as a string, allowing including text
        from nearest files using `file:` directive.

        Directive is sandboxed and won't reach anything outside
        directory with setup.py.

        Examples:
            file: README.rst, CHANGELOG.md, src/file.txt

        :param str value:
        :rtype: str
        zfile:Nc             s   s   | ]}t jj|j V  qd S )N)r   r   r   rA   )rW   r   r#   r#   r$   	<genexpr>%  s    z,ConfigHandler._parse_file.<locals>.<genexpr>rU   rV   c             3   s2   | ]*} j |sd rtjj|r j|V  qdS )TN)_assert_localr   r   r   
_read_file)rW   r   )r^   r#   r$   ro   '  s   )rZ   r   r?   lenr]   join)r^   r3   Zinclude_directivespecZ	filepathsr#   )r^   r$   _parse_file  s    


zConfigHandler._parse_filec             C   s   | j tj std|  d S )Nz#`file:` directive can not access %s)r?   r   r   r   )r    r#   r#   r$   rp   -  s    zConfigHandler._assert_localc          	   C   s"   t j| dd
}|j S Q R X d S )Nzutf-8)encoding)ioopenread)r    fr#   r#   r$   rq   3  s    zConfigHandler._read_filec             C   s   d}|j |s|S |j|dj jd}|j }dj|}|p@d}tj }|r|d |kr||d  }|jdd}	t	|	dkrtj
jtj |	d }|	d }q|}nd|krtj
jtj |d }tj
jd| zt|}
t|
|}W dtj
dd t_
X |S )	zRepresents value as a module attribute.

        Examples:
            attr: package.attr
            attr: package.module.attr

        :param str value:
        :rtype: str
        zattr:r<   r=   rF   r   /   N)r?   r@   rA   r]   poprs   r   r   rsplitrr   r   sysinsertr   r)   )r^   r3   r7   Zattr_directiveZ
attrs_path	attr_namemodule_nameparent_pathZcustom_pathpartsmoduler#   r#   r$   _parse_attr8  s0    


zConfigHandler._parse_attrc                s    fdd}|S )zReturns parser function to represents value as a list.

        Parses a value applying given methods one after another.

        :param parse_methods:
        :rtype: callable
        c                s   | }x D ]}||}q
W |S )Nr#   )r3   parsedmethod)parse_methodsr#   r$   r   n  s    
z1ConfigHandler._get_parser_compound.<locals>.parser#   )r^   r   r   r#   )r   r$   _get_parser_compounde  s    	z"ConfigHandler._get_parser_compoundc             C   s:   i }|pdd }x$|j  D ]\}\}}||||< qW |S )zParses section options into a dictionary.

        Optionally applies a given parser to values.

        :param dict section_options:
        :param callable values_parser:
        :rtype: dict
        c             S   s   | S )Nr#   )rf   r#   r#   r$   <lambda>  s    z6ConfigHandler._parse_section_to_dict.<locals>.<lambda>)r>   )r^   rE   Zvalues_parserr3   r+   _rf   r#   r#   r$   _parse_section_to_dictx  s
    
z$ConfigHandler._parse_section_to_dictc             C   s@   x:|j  D ].\}\}}y|| |< W q
 tk
r6   Y q
X q
W dS )zQParses configuration file section.

        :param dict section_options:
        N)r>   rN   )rC   rE   namer   r3   r#   r#   r$   parse_section  s
    zConfigHandler.parse_sectionc             C   sf   x`| j j D ]R\}}d}|r$d| }t| d| jddd}|dkrVtd| j|f || qW dS )zTParses configuration file items from one
        or more related sections.

        r<   z_%szparse_section%sr=   __Nz0Unsupported distribution option section: [%s.%s])rB   r>   r)   r@   r   r0   )rC   rD   rE   Zmethod_postfixZsection_parser_methodr#   r#   r$   r     s    zConfigHandler.parsec                s   t   fdd}|S )z this function will wrap around parameters that are deprecated

        :param msg: deprecation message
        :param warning_class: class of warning exception to be raised
        :param func: function to be wrapped around
        c                 s   t j  | |S )N)warningswarn)argskwargs)funcmsgwarning_classr#   r$   config_handler  s    z@ConfigHandler._deprecated_config_handler.<locals>.config_handler)r   )rC   r   r   r   r   r#   )r   r   r   r$   _deprecated_config_handler  s    z(ConfigHandler._deprecated_config_handler)F)rU   )N)N)rI   
__module____qualname____doc__r0   rL   rF   propertyrJ   rT   classmethodr`   rg   rl   rn   ru   staticmethodrp   rq   r   r   r   r   r   r   r#   r#   r#   r$   r;   ~   s,   
&
,r;   c                   sH   e Zd ZdZdddddZdZd fd	d
	Zedd Zdd Z	  Z
S )r5   r6   urldescriptionclassifiers	platforms)Z	home_pagesummary
classifierplatformFNc                s   t t| j||| || _d S )N)superr5   rF   r7   )rC   r*   r9   r   r7   )rH   r#   r$   rF     s    zConfigMetadataHandler.__init__c             C   sN   | j }| j}| j}| j}|||| j|dt|| j|||d|||| j|dS )z.Metadata item name to parser function mapping.z[The requires parameter is deprecated, please use install_requires for runtime dependencies.license)r   keywordsprovidesrequires	obsoletesr   r   Zlicense_filesr   long_descriptionversionproject_urls)r`   ru   rg   rn   r   DeprecationWarningr   _parse_version)rC   
parse_listZ
parse_file
parse_dictZexclude_files_parserr#   r#   r$   rJ     s&    
zConfigMetadataHandler.parsersc             C   s   | j |}||krB|j }tt|tr>d}t|jf t |S | j|| j	}t
|r^| }t|tst|drdjtt|}nd| }|S )zSParses `version` option value.

        :param value:
        :rtype: str

        zCVersion loaded from {value} does not comply with PEP 440: {version}__iter__r=   z%s)ru   rA   rZ   r   r
   r   r&   r'   r   r7   callabler   hasattrrs   mapstr)rC   r3   r   tmplr#   r#   r$   r     s    


z$ConfigMetadataHandler._parse_version)FN)rI   r   r   r0   rL   Zstrict_moderF   r   rJ   r   __classcell__r#   r#   )rH   r$   r5     s    r5   c               @   s\   e Zd ZdZedd Zdd Zdd Zdd	 Zd
d Z	dd Z
dd Zdd Zdd ZdS )r4   r9   c             C   sN   | j }t| j dd}| j}| j}||||||||||||||| j| j|tdS )z.Metadata item name to parser function mapping.;)r_   )Zzip_safeZuse_2to3Zinclude_package_datar7   Zuse_2to3_fixersZuse_2to3_exclude_fixersZconvert_2to3_doctestsscriptsZeager_resourcesZdependency_linksZnamespace_packagesZinstall_requiresZsetup_requiresZtests_requirepackagesentry_points
py_modulesZpython_requires)r`   r   rl   rg   _parse_packagesru   r   )rC   r   Zparse_list_semicolonZ
parse_boolr   r#   r#   r$   rJ     s,    zConfigOptionsHandler.parsersc             C   s|   ddg}|j  }||kr"| j|S ||d k}|r@t r@td| j| jjdi }|rfddlm} nddlm	} |f |S )	zTParses `packages` option value.

        :param value:
        :rtype: list
        zfind:zfind_namespace:r|   z8find_namespace: directive is unsupported on Python < 3.3zpackages.findr   )find_namespace_packages)find_packages)
rA   r`   r   r   parse_section_packages__findrB   rM   
setuptoolsr   r   )rC   r3   Zfind_directivesZtrimmed_valueZfindnsfind_kwargsr   r#   r#   r$   r   2  s    

z$ConfigOptionsHandler._parse_packagesc                sT   | j || j}dddg t fdd|j D }|jd}|dk	rP|d |d< |S )zParses `packages.find` configuration file section.

        To be used in conjunction with _parse_packages().

        :param dict section_options:
        whereincludeexcludec                s$   g | ]\}}| kr|r||fqS r#   r#   )rW   kv)
valid_keysr#   r$   rY   [  s    zEConfigOptionsHandler.parse_section_packages__find.<locals>.<listcomp>Nr   )r   r`   r.   r>   rM   )rC   rE   Zsection_datar   r   r#   )r   r$   r   N  s    


z1ConfigOptionsHandler.parse_section_packages__findc             C   s   | j || j}|| d< dS )z`Parses `entry_points` configuration file section.

        :param dict section_options:
        r   N)r   r`   )rC   rE   r   r#   r#   r$   parse_section_entry_pointsc  s    z/ConfigOptionsHandler.parse_section_entry_pointsc             C   s.   | j || j}|jd}|r*||d< |d= |S )N*r<   )r   r`   rM   )rC   rE   r   rootr#   r#   r$   _parse_package_datak  s    
z(ConfigOptionsHandler._parse_package_datac             C   s   | j || d< dS )z`Parses `package_data` configuration file section.

        :param dict section_options:
        package_dataN)r   )rC   rE   r#   r#   r$   parse_section_package_datau  s    z/ConfigOptionsHandler.parse_section_package_datac             C   s   | j || d< dS )zhParses `exclude_package_data` configuration file section.

        :param dict section_options:
        Zexclude_package_dataN)r   )rC   rE   r#   r#   r$   "parse_section_exclude_package_data|  s    z7ConfigOptionsHandler.parse_section_exclude_package_datac             C   s"   t | jdd}| j||| d< dS )zbParses `extras_require` configuration file section.

        :param dict section_options:
        r   )r_   Zextras_requireN)r   r`   r   )rC   rE   r   r#   r#   r$   parse_section_extras_require  s    z1ConfigOptionsHandler.parse_section_extras_requirec             C   s(   | j || j}dd |j D | d< dS )z^Parses `data_files` configuration file section.

        :param dict section_options:
        c             S   s   g | ]\}}||fqS r#   r#   )rW   r   r   r#   r#   r$   rY     s    zAConfigOptionsHandler.parse_section_data_files.<locals>.<listcomp>
data_filesN)r   r`   r>   )rC   rE   r   r#   r#   r$   parse_section_data_files  s    z-ConfigOptionsHandler.parse_section_data_filesN)rI   r   r   r0   r   rJ   r   r   r   r   r   r   r   r   r#   r#   r#   r$   r4     s   
	r4   )FF)F)"
__future__r   r   rw   r   r   r   r(   collectionsr   r   r   	importlibr   distutils.errorsr   r	   Z#setuptools.extern.packaging.versionr
   r   Z&setuptools.extern.packaging.specifiersr   Zsetuptools.extern.sixr   r   type__metaclass__r%   r-   r   r   r;   r5   r4   r#   r#   r#   r$   <module>   s.   
.
  ?V