B
    `W                 @   s  d dl Z d dl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Zd dlmZmZ d dlmZmZ d dlmZ G dd	 d	Zejd
d 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 )    N)defaultdict)partial)wraps)DistutilsOptionErrorDistutilsFileError)LegacyVersionparse)SpecifierSetc               @   s    e Zd ZdZdd Zdd ZdS )StaticModulez0
    Attempt to load the module by the name
    c          	   C   sL   t j|}t|j}| }W d Q R X t|}t| 	t
  | `d S )N)	importlibutil	find_specopenoriginreadastr   varsupdatelocalsself)r   namespecstrmsrcmodule r   9/tmp/pip-install-4tin_oll/setuptools/setuptools/config.py__init__   s    
zStaticModule.__init__c          
      sV   yt  fdd| jjD S  tk
rP } ztdjf t |W d d }~X Y nX d S )Nc             3   sH   | ]@}t |tjr|jD ](}t |tjr|j krt|jV  qqd S )N)
isinstancer   ZAssigntargetsNameidliteral_evalvalue).0Z	statementtarget)attrr   r   	<genexpr>"   s   
z+StaticModule.__getattr__.<locals>.<genexpr>z#{self.name} has no attribute {attr})nextr   body	ExceptionAttributeErrorformatr   )r   r&   er   )r&   r   __getattr__   s    
zStaticModule.__getattr__N)__name__
__module____qualname____doc__r   r.   r   r   r   r   r
      s   r
   c          	   c   s,   zt jd|  dV  W dt j|  X dS )zH
    Add path to front of sys.path for the duration of the context.
    r   N)syspathinsertremove)r4   r   r   r   
patch_path.   s    
r7   Fc       	   	   C   s   ddl m}m} tj| } tj| s4td|  t }t	tj
|  zJ| }|rb| ng }| |krx||  |j||d t||j|d}W dt	| 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.distr8   r9   osr4   abspathisfiler   getcwdchdirdirnamefind_config_filesappendparse_config_filesparse_configurationcommand_optionsconfiguration_to_dict)	filepathZfind_othersr;   r8   r9   Zcurrent_directorydistr:   handlersr   r   r   read_configuration:   s$    

rK   c             C   s.   dj f t }t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})r,   r   	functoolsr   getattr)
target_objkeyZgetter_nameZby_attributegetterr   r   r   _get_optioni   s    rQ   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_optionsrQ   rN   section_prefix)rJ   Zconfig_dicthandleroptionr#   r   r   r   rG   u   s    
rG   c             C   s6   t | ||}|  t| 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)distributionrF   r;   optionsmetar   r   r   rE      s    
rE   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:| D ].\}}||s(q||dd}|||< qW || _|| _|| _g | _d S )N .)	rT   items
startswithreplacestripr;   rN   sectionsrS   )r   rN   r\   r;   re   rT   section_namesection_optionsr   r   r   r      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__r/   )r   r   r   r   parsers   s    zConfigHandler.parsersc       	      C   s   t  }| j}| j||}t|||}||kr6t||r>d S d}| j|}|ry||}W n  tk
r~   d}| jsz Y nX |rd S t|d| d }|d krt	||| n|| | j
| d S )NFTzset_%s)tuplerN   aliasesgetrM   KeyErrorrj   r*   r;   setattrrS   rC   )	r   Zoption_namer#   unknownrN   Zcurrent_valueZskip_optionparsersetterr   r   r   __setitem__   s0    zConfigHandler.__setitem__,c             C   s8   t |tr|S d|kr | }n
||}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 | ]}|  r|  qS r   )rd   )r$   chunkr   r   r   
<listcomp>   s    z-ConfigHandler._parse_list.<locals>.<listcomp>)r   list
splitlinessplit)clsr#   	separatorr   r   r   _parse_list   s    

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

        :param value:
        :rtype: dict
        =z(Unable to parse option value to dict: %s)r}   	partitionr   rd   )r{   r#   r|   resultlinerO   sepvalr   r   r   _parse_dict  s    
zConfigHandler._parse_dictc             C   s   |  }|dkS )zQRepresents value as boolean.

        :param value:
        :rtype: bool
        )1trueyes)lower)r{   r#   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}|  |rtd | S )Nzfile:zCOnly strings are accepted for the {0} field, files are not accepted)rb   
ValueErrorr,   )r#   Zexclude_directive)rO   r   r   rq   )  s    
z3ConfigHandler._exclude_files_parser.<locals>.parserr   )r{   rO   rq   r   )rO   r   _exclude_files_parser  s    z#ConfigHandler._exclude_files_parserc                s\   d}t |ts|S ||s |S |t|d }dd |dD }d 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| V  qd S )N)r<   r4   r=   rd   )r$   r4   r   r   r   r'   I  s    z,ConfigHandler._parse_file.<locals>.<genexpr>rt   ru   c             3   s.   | ]&}  |stj|r |V  qdS )TN)_assert_localr<   r4   r>   
_read_file)r$   r4   )r{   r   r   r'   K  s   
)r   strrb   lenrz   join)r{   r#   Zinclude_directiver   Z	filepathsr   )r{   r   _parse_file2  s    


zConfigHandler._parse_filec             C   s   |  t std|  d S )Nz#`file:` directive can not access %s)rb   r<   r?   r   )rH   r   r   r   r   Q  s    zConfigHandler._assert_localc          	   C   s"   t j| dd
}| S Q R X d S )Nzutf-8)encoding)ior   r   )rH   fr   r   r   r   W  s    zConfigHandler._read_filec          	   C   s  d}| |s|S ||d d}| }d|}|p@d}t }|r|d |kr||d  }|dd}	t	|	dkrtj
t |	d }|	d }q|}nd|krtj
t |d }t|4 ytt||S  tk
r   t|}
Y nX W dQ R X t|
|S )	zRepresents value as a module attribute.

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

        :param str value:
        :rtype: str
        zattr:r_   r`   r   r   /   N)rb   rc   rd   rz   popr   r<   r?   rsplitr   r4   r7   rM   r
   r*   r   import_module)r{   r#   rZ   Zattr_directiveZ
attrs_path	attr_namemodule_nameparent_pathZcustom_pathpartsr   r   r   r   _parse_attr\  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   )r#   parsedmethod)parse_methodsr   r   r     s    
z1ConfigHandler._get_parser_compound.<locals>.parser   )r{   r   r   r   )r   r   _get_parser_compound  s    	z"ConfigHandler._get_parser_compoundc             C   s:   i }|pdd }x$|  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   )r   r   r   r   <lambda>      z6ConfigHandler._parse_section_to_dict.<locals>.<lambda>)ra   )r{   rg   Zvalues_parserr#   rO   _r   r   r   r   _parse_section_to_dict  s
    
z$ConfigHandler._parse_section_to_dictc          	   C   s@   x:|  D ].\}\}}y|| |< W q
 tk
r6   Y q
X q
W dS )zQParses configuration file section.

        :param dict section_options:
        N)ra   rn   )r   rg   r   r   r#   r   r   r   parse_section  s
    zConfigHandler.parse_sectionc             C   sf   x`| j  D ]R\}}d}|r$d| }t| d| 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])re   ra   rM   rc   r   rT   )r   rf   rg   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   | |S )N)warningswarn)argskwargs)funcmsgwarning_classr   r   config_handler  s    z@ConfigHandler._deprecated_config_handler.<locals>.config_handler)r   )r   r   r   r   r   r   )r   r   r   r   _deprecated_config_handler  s    z(ConfigHandler._deprecated_config_handler)F)rt   )N)N)r/   r0   r1   r2   rT   rl   r   propertyrj   rs   classmethodr}   r   r   r   r   staticmethodr   r   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 )rX   rY   urldescriptionclassifiers	platforms)Z	home_pagesummary
classifierplatformFNc                s   t t| ||| || _d S )N)superrX   r   rZ   )r   rN   r\   r;   rZ   )ri   r   r   r     s    zConfigMetadataHandler.__init__c             C   s^   | j }| j}| j}| j}|||| |dt|| |||d| |ddt|||| 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license_filezDThe license_file parameter is deprecated, use license_files instead.)r   keywordsprovidesrequires	obsoletesr   r   r   Zlicense_filesr   long_descriptionversionZproject_urls)r}   r   r   r   r   DeprecationWarningr   _parse_version)r   
parse_listZ
parse_file
parse_dictZexclude_files_parserr   r   r   rj     s.    
zConfigMetadataHandler.parsersc             C   s   |  |}||krB| }tt|tr>d}t|jf t |S | || j	}t
|r^| }t|tst|drd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)r   rd   r   r   r   r   r,   r   r   rZ   callabler   hasattrr   map)r   r#   r   tmplr   r   r   r     s    


z$ConfigMetadataHandler._parse_version)FN)r/   r0   r1   rT   rl   Zstrict_moder   r   rj   r   __classcell__r   r   )ri   r   rX     s     rX   c               @   sd   e Zd ZdZedd Zdd Zdd Zdd	 Zd
d Z	dd Z
dd Zdd Zdd Zdd ZdS )rW   r\   c             C   sV   | j }t| j dd}| j}| j}| j}||||||||||||||| j| j|t|dS )z.Metadata item name to parser function mapping.;)r|   )Zzip_safeZuse_2to3Zinclude_package_datarZ   Zuse_2to3_fixersZuse_2to3_exclude_fixersZconvert_2to3_doctestsscriptsZeager_resourcesdependency_linksZnamespace_packagesZinstall_requiresZsetup_requiresZtests_requirepackagesentry_points
py_modulesZpython_requirescmdclass)r}   r   r   r   _parse_cmdclass_parse_packagesr   r	   )r   r   Zparse_list_semicolonZ
parse_boolr   Zparse_cmdclassr   r   r   rj   ?  s0    zConfigOptionsHandler.parsersc                s$   dd   fdd|  | D S )Nc             S   s8   |  d}| |d d  }| d | }t|}t||S )Nr`   r   )rfind
__import__rM   )Zqualified_class_nameidx
class_namepkg_namer   r   r   r   resolve_class_  s
    
z;ConfigOptionsHandler._parse_cmdclass.<locals>.resolve_classc                s   i | ]\}} ||qS r   r   )r$   kv)r   r   r   
<dictcomp>h  s   z8ConfigOptionsHandler._parse_cmdclass.<locals>.<dictcomp>)r   ra   )r   r#   r   )r   r   r   ^  s    	
z$ConfigOptionsHandler._parse_cmdclassc             C   sj   ddg}|  }||kr"| |S ||d k}| | jdi }|rTddlm} nddlm} |f |S )zTParses `packages` option value.

        :param value:
        :rtype: list
        zfind:zfind_namespace:r   zpackages.findr   )find_namespace_packages)find_packages)rd   r}   parse_section_packages__findre   rm   
setuptoolsr   r   )r   r#   Zfind_directivesZtrimmed_valueZfindnsfind_kwargsr   r   r   r   r   m  s    
z$ConfigOptionsHandler._parse_packagesc                sT   |  || j}dddg t fdd| D }|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$   g | ]\}}| kr|r||fqS r   r   )r$   r   r   )
valid_keysr   r   rw     s    zEConfigOptionsHandler.parse_section_packages__find.<locals>.<listcomp>Nr   )r   r}   rR   ra   rm   )r   rg   Zsection_datar   r   r   )r   r   r     s    


z1ConfigOptionsHandler.parse_section_packages__findc             C   s   |  || j}|| d< dS )z`Parses `entry_points` configuration file section.

        :param dict section_options:
        r   N)r   r}   )r   rg   r   r   r   r   parse_section_entry_points  s    z/ConfigOptionsHandler.parse_section_entry_pointsc             C   s.   |  || j}|d}|r*||d< |d= |S )N*r_   )r   r}   rm   )r   rg   r   rootr   r   r   _parse_package_data  s    
z(ConfigOptionsHandler._parse_package_datac             C   s   |  || d< dS )z`Parses `package_data` configuration file section.

        :param dict section_options:
        package_dataN)r   )r   rg   r   r   r   parse_section_package_data  s    z/ConfigOptionsHandler.parse_section_package_datac             C   s   |  || d< dS )zhParses `exclude_package_data` configuration file section.

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

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

        :param dict section_options:
        c             S   s   g | ]\}}||fqS r   r   )r$   r   r   r   r   r   rw     s    zAConfigOptionsHandler.parse_section_data_files.<locals>.<listcomp>
data_filesN)r   r}   ra   )r   rg   r   r   r   r   parse_section_data_files  s    z-ConfigOptionsHandler.parse_section_data_filesN)r/   r0   r1   rT   r   rj   r   r   r   r   r   r   r   r   r   r   r   r   r   rW   ;  s   
	rW   )FF)F)r   r   r<   r3   r   rL   r   collectionsr   r   r   
contextlibdistutils.errorsr   r   Z#setuptools.extern.packaging.versionr   r   Z&setuptools.extern.packaging.specifiersr	   r
   contextmanagerr7   rK   rQ   rG   rE   r^   rX   rW   r   r   r   r   <module>   s0   
.
  @[