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Supports all metadata formats (1.0, 1.1, 1.2, 1.3/2.1 and 2.2). � )�unicode_literalsN)�message_from_file� )�DistlibException� __version__)�StringIO� string_types� text_type)� interpret)�extract_by_key� get_extras)� get_scheme�PEP440_VERSION_REc @ s e Zd ZdZdS )�MetadataMissingErrorz A required metadata is missingN)�__name__� __module__� __qualname__�__doc__� r r �=/tmp/pip-install-251nq386/pip/pip/_vendor/distlib/metadata.pyr s r c @ s e Zd ZdZdS )�MetadataConflictErrorz>Attempt to read or write metadata fields that are conflictual.N)r r r r r r r r r s r c @ s e Zd ZdZdS )� MetadataUnrecognizedVersionErrorz Unknown metadata version number.N)r r r r r r r r r $ s r c @ s e Zd ZdZdS )�MetadataInvalidErrorzA metadata value is invalidN)r r r r r r r r r ( s r �Metadata�PKG_INFO_ENCODING�PKG_INFO_PREFERRED_VERSIONzutf-8z1.1z \|z ) zMetadata-Version�Name�Version�Platform�Summary� Description�Keywordsz Home-page�Authorz Author-email�License)zMetadata-Versionr r r zSupported-Platformr r r! z Home-pager" z Author-emailr# � Classifierz Download-URL� Obsoletes�Provides�Requires)r% r& r' r$ z Download-URL)zMetadata-Versionr r r zSupported-Platformr r r! z Home-pager" z Author-email� MaintainerzMaintainer-emailr# r$ z Download-URLzObsoletes-Distz Project-URLz Provides-Distz Requires-DistzRequires-PythonzRequires-External)z Provides-Distz Requires-DistzRequires-PythonzObsoletes-DistzRequires-Externalr( zMaintainer-emailz Project-URL)zMetadata-Versionr r r zSupported-Platformr r r! z Home-pager" z Author-emailr( zMaintainer-emailr# r$ z Download-URLzObsoletes-Distz Project-URLz Provides-Distz Requires-DistzRequires-PythonzRequires-ExternalzPrivate-Versionz Obsoleted-ByzSetup-Requires-Dist� ExtensionzProvides-Extra)zPrivate-VersionzProvides-Extraz Obsoleted-ByzSetup-Requires-Distr) )zDescription-Content-Typer' r& r% )zDescription-Content-Type)ZDynamicz License-Filez"extra\s*==\s*("([^"]+)"|'([^']+)')c C sl | dkr t S | dkrtS | dkr$tS | dkrBttdd� tD �� S | dkrTtd��n | d kr`tS t| ��d S ) Nz1.0z1.1z1.2)z1.3z2.1c s s | ]}|t kr|V qd S )N)� _345_FIELDS)�.0�fr r r � <genexpr> s z%_version2fieldlist.<locals>.<genexpr>z2.0z+Metadata 2.0 is withdrawn and not supportedz2.2)� _241_FIELDS� _314_FIELDSr* �tuple� _566_FIELDS� ValueError� _643_FIELDSr )�versionr r r �_version2fieldlistv s r5 c C s" dd� }dd� | � � D �}ddddd d g}x�|D ]�}|tkrZd|krZ|�d� t�d |� |tkr�d|kr�|�d� t�d |� |tkr�d|kr�|�d� t�d |� |tkr�d|kr�|�d� t�d|� |tkr�d |kr�|dkr�|�d � t�d|� |tkr0d |kr0|�d � t�d|� q0W t |�dk�r:|d S t |�dk�r\t�d| � t d��d|k�on||t �}d|k�o�||t �}d |k�o�||t �}d |k�o�||t�}t|�t|� t|� t|� dk�r�t d��|�s |�s |�s |�s t|k�r tS |�r dS |�rdS |�r d S d S )z5Detect the best version depending on the fields used.c s t � fdd�|D ��S )Nc 3 s | ]}|� kV qd S )Nr )r+ �marker)�keysr r r- � s z5_best_version.<locals>._has_marker.<locals>.<genexpr>)�any)r7 �markersr )r7 r � _has_marker� s z"_best_version.<locals>._has_markerc S s" g | ]\}}|g d dfkr|�qS )�UNKNOWNNr )r+ �key�valuer r r � <listcomp>� s z!_best_version.<locals>.<listcomp>z1.0z1.1z1.2z1.3z2.1z2.2zRemoved 1.0 due to %szRemoved 1.1 due to %szRemoved 1.2 due to %szRemoved 1.3 due to %sr zRemoved 2.1 due to %szRemoved 2.2 due to %sr r z)Out of options - unknown metadata set: %szUnknown metadata setz,You used incompatible 1.1/1.2/2.1/2.2 fields)�itemsr. �remove�logger�debugr/ r* r1 r3 �lenr � _314_MARKERS� _345_MARKERS� _566_MARKERS� _643_MARKERS�intr ) �fieldsr: r7 Zpossible_versionsr< Zis_1_1Zis_1_2Zis_2_1Zis_2_2r r r � _best_version� sX & rJ c C s i | ]}||� � �d d��qS )�-�_)�lower�replace)r+ �namer r r � <dictcomp>� s rP c C s i | ]\}}||�qS r r )r+ �attr�fieldr r r rP � s )z Requires-DistzObsoletes-Distz Provides-Dist)zRequires-Python)r )r r$ r% r' r& zObsoletes-Distz Provides-Distz Requires-DistzRequires-Externalz Project-URLzSupported-PlatformzSetup-Requires-DistzProvides-Extrar) z License-File)z Project-URL)r! )r" r( r r z[^A-Za-z0-9.]+Fc C s0 |r$t �d| �} t �d|�dd��}d| |f S )zhReturn the distribution name with version. 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You can instantiate the class with one of these arguments (or none): - *path*, the path to a metadata file - *fileobj* give a file-like object with metadata as content - *mapping* is a dict-like object - *scheme* is a version scheme name N�defaultc C sz |||g� d �dk r td��i | _g | _d | _|| _|d k rH| �|� n.|d k r\| �|� n|d k rv| �|� | � � d S )N� z'path, fileobj and mapping are exclusive) �count� TypeError�_fieldsZrequires_filesZ _dependencies�scheme�read� read_file�update�set_metadata_version)�self�path�fileobj�mappingr^ r r r �__init__ s zLegacyMetadata.__init__c C s t | j�| jd< d S )NzMetadata-Version)rJ r] )rc r r r rb s z#LegacyMetadata.set_metadata_versionc C s |� d||f � d S )Nz%s: %s )�write)rc re rO r= r r r � _write_field s zLegacyMetadata._write_fieldc C s | � |�S )N)�get)rc rO r r r � __getitem__ s zLegacyMetadata.__getitem__c C s | � ||�S )N)�set)rc rO r= r r r � __setitem__ s zLegacyMetadata.__setitem__c C s8 | � |�}y | j|= W n tk r2 t|��Y nX d S )N)� _convert_namer] �KeyError)rc rO � field_namer r r � __delitem__ s zLegacyMetadata.__delitem__c C s || j kp| �|�| j kS )N)r] rn )rc rO r r r � __contains__$ s zLegacyMetadata.__contains__c C s( |t kr |S |�dd��� }t�||�S )NrK rL )� _ALL_FIELDSrN rM � _ATTR2FIELDrj )rc rO r r r rn ( s z LegacyMetadata._convert_namec C s |t ks|tkrg S dS )Nr; )� _LISTFIELDS�_ELEMENTSFIELD)rc rO r r r �_default_value. s z LegacyMetadata._default_valuec C s& | j dkrt�d|�S t�d|�S d S )N)z1.0z1.1� )�metadata_version�_LINE_PREFIX_PRE_1_2rV �_LINE_PREFIX_1_2)rc r= r r r �_remove_line_prefix3 s z"LegacyMetadata._remove_line_prefixc C s |t kr| | S t|��d S )N)rt �AttributeError)rc rO r r r � __getattr__9 s zLegacyMetadata.__getattr__Fc C s t | d | d |�S )zhReturn the distribution name with version. If filesafe is true, return a filename-escaped form.r r )rW )rc Zfilesafer r r � get_fullnameD s zLegacyMetadata.get_fullnamec C s | � |�}|tkS )z+return True if name is a valid metadata key)rn rs )rc rO r r r �is_fieldJ s zLegacyMetadata.is_fieldc C s | � |�}|tkS )N)rn ru )rc rO r r r �is_multi_fieldO s z LegacyMetadata.is_multi_fieldc C s. t j|ddd�}z| �|� W d|�� X dS )z*Read the metadata values from a file path.�rzutf-8)�encodingN)�codecs�openr` �close)rc �filepath�fpr r r r_ S s zLegacyMetadata.readc C s� t |�}|d | jd< xxtD ]p}||kr*q |tkrh|�|�}|tkrZ|dk rZdd� |D �}| �||� q || }|dk r |dkr | �||� q W |�� }|r�|n| d | d< dS )z,Read the metadata values from a file object.zmetadata-versionzMetadata-VersionNc S s g | ]}t |�d ���qS )�,)r0 �split)r+ r= r r r r> h s z,LegacyMetadata.read_file.<locals>.<listcomp>r; r )r r] rs ru �get_all�_LISTTUPLEFIELDSrl � get_payload)rc Zfileob�msgrR �valuesr= �bodyr r r r` [ s zLegacyMetadata.read_filec C s0 t j|ddd�}z| �||� W d|�� X dS )z&Write the metadata fields to filepath.�wzutf-8)r� N)r� r� � write_filer� )rc r� � skip_unknownr� r r r rh w s zLegacyMetadata.writec C s� | � � x�t| d �D ]�}| �|�}|r:|dg dgfkr:q|tkrX| �||d�|�� q|tkr�|dkr�| jdkr�|�dd�}n |�dd�}|g}|t kr�d d � |D �}x|D ]}| �|||� q�W qW d S ) z0Write the PKG-INFO format data to a file object.zMetadata-Versionr; r� r )z1.0z1.1rx z z |c S s g | ]}d � |��qS )r� )�join)r+ r= r r r r> � s z-LegacyMetadata.write_file.<locals>.<listcomp>N) rb r5 rj rv ri r� ru ry rN r� )rc � fileobjectr� rR r� r= r r r r� s$ zLegacyMetadata.write_filec s� � fdd�}|snHt |d�r>x<|�� D ]}|||| � q&W n x|D ]\}}|||� qDW |r~x |�� D ]\}}|||� qhW dS )a� Set metadata values from the given iterable `other` and kwargs. 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If strict is True then raise if no Name or Version are provided)r r z missing required metadata: %sz, )z Home-pager" zMetadata-Versionz1.2c s* x$| D ] }� � |�d�d �sdS qW dS )Nr� r FT)r� r� )r= r� )r^ r r �are_valid_constraints s z3LegacyMetadata.check.<locals>.are_valid_constraintsNzWrong value for '%s': %s) rb r� r� r r r^ r� r� r� r� r� rj ) rc �strict�missing�warningsrQ r� r� rI � controllerrR r= r )r^ r �check� s2 zLegacyMetadata.checkc C sl | � � t| d �}i }xN|D ]F}|r0|| jkr t| }|dkrN| | ||< q dd� | | D �||< q W |S )a Return fields as a dict. Field names will be converted to use the underscore-lowercase style instead of hyphen-mixed case (i.e. home_page instead of Home-page). This is as per https://www.python.org/dev/peps/pep-0566/#id17. zMetadata-VersionZ project_urlc S s g | ]}d � |��qS )r� )r� )r+ �ur r r r> < s z)LegacyMetadata.todict.<locals>.<listcomp>)rb r5 r] � _FIELD2ATTR)rc Z skip_missingrI �datarp r< r r r �todict) s zLegacyMetadata.todictc C s< | d dkr(xdD ]}|| kr| |= qW | d |7 < d S )NzMetadata-Versionz1.1)r% r' r& z Requires-Distr )rc � requirementsrR r r r �add_requirements@ s z LegacyMetadata.add_requirementsc C s t t| d ��S )NzMetadata-Version)r� r5 )rc r r r r7 K s zLegacyMetadata.keysc c s x| � � D ] }|V q W d S )N)r7 )rc r< r r r �__iter__N s zLegacyMetadata.__iter__c s � fdd�� � � D �S )Nc s g | ] }� | �qS r r )r+ r< )rc r r r> S s z)LegacyMetadata.values.<locals>.<listcomp>)r7 )rc r )rc r r� R s zLegacyMetadata.valuesc s � fdd�� � � D �S )Nc s g | ]}|� | f�qS r r )r+ r< )rc r r r> V s z(LegacyMetadata.items.<locals>.<listcomp>)r7 )rc r )rc r r? 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