관리-도구
편집 파일: mailbox.cpython-38.opt-1.pyc
U e5dE3 � @ sR d Z ddlZddlZddlZddlZddlZddlZddlZddlZddl Zddl Zddl Z ddl Z z ddl Z W n ek r� dZ Y nX ddddddd d d d d ddddddgZej�d�ZG dd� d�ZG dd� de�ZG dd� de�ZG dd� de�ZG dd� de�ZG d d� de�ZG d d� de�ZG d d� de�ZG d d � d ejj�ZG d d � d e�Z G d!d"� d"e�Z G d#d � d e �Z G d$d � d e�Z G d%d � d e�Z G d&d� de �Z!G d'd(� d(�Z"G d)d*� d*e"�Z#d=d,d-�Z$d.d/� Z%d0d1� Z&d2d3� Z'd4d5� Z(d6d7� Z)G d8d� de*�Z+G d9d� de+�Z,G d:d� de+�Z-G d;d� de+�Z.G d<d� de+�Z/dS )>zDRead/write support for Maildir, mbox, MH, Babyl, and MMDF mailboxes.� N�Mailbox�Maildir�mbox�MH�Babyl�MMDF�Message�MaildirMessage� mboxMessage� MHMessage� BabylMessage� MMDFMessage�Error�NoSuchMailboxError� NotEmptyError�ExternalClashError� FormatError�asciic @ s e Zd ZdZdCdd�Zdd� Zdd � Zd d � Zd d � Zdd� Z dDdd�Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� Zd&d'� Zd(d)� Zd*d+� Zd,d-� Zd.d/� ZdEd0d1�Zd2d3� ZdFd4d5�Z d6d7� Z d8d9� Z d:d;� Z d<d=� Z d>d?� Z!d@Z"dGdAdB�Z#dS )Hr z*A group of messages in a particular place.NTc C s t j�t j�|��| _|| _dS )z Initialize a Mailbox instance.N)�os�path�abspath� expanduser�_path�_factory��selfr �factory�create� r � /usr/lib64/python3.8/mailbox.py�__init__$ s zMailbox.__init__c C s t d��dS )�$Add message and return assigned key.�&Method must be implemented by subclassN��NotImplementedError�r �messager r r �add) s z Mailbox.addc C s t d��dS )�=Remove the keyed message; raise KeyError if it doesn't exist.r" Nr# �r �keyr r r �remove- s zMailbox.removec C s | � |� d S �N)r+ r) r r r � __delitem__1 s zMailbox.__delitem__c C s( z| � |� W n tk r" Y nX dS �z'If the keyed message exists, remove it.N)r+ �KeyErrorr) r r r �discard4 s zMailbox.discardc C s t d��dS )�>Replace the keyed message; raise KeyError if it doesn't exist.r" Nr# �r r* r& r r r � __setitem__; s zMailbox.__setitem__c C s* z | � |�W S tk r$ | Y S X dS )z9Return the keyed message, or default if it doesn't exist.N)� __getitem__r/ )r r* �defaultr r r �get? s z Mailbox.getc C sB | j s| �|�S t�| �|���}| � |�W 5 Q R � S Q R X dS )z=Return the keyed message; raise KeyError if it doesn't exist.N)r � get_message� contextlib�closing�get_file)r r* �filer r r r4 F s zMailbox.__getitem__c C s t d��dS )�4Return a Message representation or raise a KeyError.r" Nr# r) r r r r7 N s zMailbox.get_messagec C s t �| �|���� S )z�Return a string representation or raise a KeyError. Uses email.message.Message to create a 7bit clean string representation of the message.��email�message_from_bytes� get_bytesZ as_stringr) r r r � get_stringR s zMailbox.get_stringc C s t d��dS )z8Return a byte string representation or raise a KeyError.r" Nr# r) r r r r@ Y s zMailbox.get_bytesc C s t d��dS )�6Return a file-like representation or raise a KeyError.r" Nr# r) r r r r: ] s zMailbox.get_filec C s t d��dS )� Return an iterator over keys.r" Nr# �r r r r �iterkeysa s zMailbox.iterkeysc C s t | �� �S )zReturn a list of keys.)�listrE rD r r r �keyse s z Mailbox.keysc c s> | � � D ]0}z | | }W n tk r0 Y qY nX |V qdS )z%Return an iterator over all messages.N�rE r/ �r r* �valuer r r � itervaluesi s zMailbox.itervaluesc C s | � � S r, )rK rD r r r �__iter__r s zMailbox.__iter__c C s t | �� �S )z,Return a list of messages. Memory intensive.)rF rK rD r r r �valuesu s zMailbox.valuesc c sB | � � D ]4}z | | }W n tk r0 Y qY nX ||fV qdS )z.Return an iterator over (key, message) tuples.NrH rI r r r � iteritemsy s zMailbox.iteritemsc C s t | �� �S )z9Return a list of (key, message) tuples. Memory intensive.)rF rN rD r r r �items� s z Mailbox.itemsc C s t d��dS )�9Return True if the keyed message exists, False otherwise.r" Nr# r) r r r � __contains__� s zMailbox.__contains__c C s t d��dS )�*Return a count of messages in the mailbox.r" Nr# rD r r r �__len__� s zMailbox.__len__c C s | � � D ]}| �|� qdS )zDelete all messages.N)rG r0 r) r r r �clear� s z Mailbox.clearc C s4 z | | }W n t k r$ | Y S X | �|� |S )z3Delete the keyed message and return it, or default.)r/ r0 )r r* r5 �resultr r r �pop� s z Mailbox.popc C s* | � � D ]}|| �|�f S td��dS )z6Delete an arbitrary (key, message) pair and return it.zNo messages in mailboxN)rE rV r/ r) r r r �popitem� s zMailbox.popitemc C st t |d�r|�� }nt |d�r(|�� }n|}d}|D ].\}}z || |< W q4 tk r` d}Y q4X q4|rptd��dS )z4Change the messages that correspond to certain keys.rN rO FTzNo message with key(s)N)�hasattrrN rO r/ )r �arg�sourceZbad_keyr* r& r r r �update� s zMailbox.updatec C s t d��dS )�&Write any pending changes to the disk.r" Nr# rD r r r �flush� s z Mailbox.flushc C s t d��dS )�Lock the mailbox.r" Nr# rD r r r �lock� s z Mailbox.lockc C s t d��dS )�#Unlock the mailbox if it is locked.r" Nr# rD r r r �unlock� s zMailbox.unlockc C s t d��dS )� Flush and close the mailbox.r" Nr# rD r r r �close� s z Mailbox.closec C s. z |� d�W S tk r( td��Y nX d S )Nr z?String input must be ASCII-only; use bytes or a Message instead)�encode� UnicodeError� ValueErrorr% r r r �_string_to_bytes� s zMailbox._string_to_bytesFc C s� t |tjj�rvt�� }tj�||d�}|�|� |� d� |� � }|� dt �}|� |� | jrr|�t �sr|� t � �n�t |tttjf��rt |tj�r�t�dtd� |�� }t |t�r�| �|�}|r�|� dd�}|� dt �}|� |� | j�r�|�t ��s�|� t � n�t|d��r�t|d��r2t�d td� |j}d }|�� }|�d ��r\|d d � d }n |�d ��rx|d d� d }|�s��q�|�r�|�d��r�d|dd � }|� dt �}|� |� |}�q6| j�r�|�r�|�t ��s�|� t � nt dt |� ��d S )z%Dump message contents to target file.r � �8Use of StringIO input is deprecated, use BytesIO instead� s From s >From �read�buffer�DUse of text mode files is deprecated, use a binary mode file insteadN� ���� ���� From s >From � �Invalid message type: %s) � isinstancer> r& r �io�BytesIO� generator�BytesGenerator�flatten�seekrk �replace�linesep�write�_append_newline�endswith�str�bytes�StringIO�warnings�warn�DeprecationWarning�getvaluerg rX rl �readline� startswith� TypeError�type) r r& �targetZ mangle_from_rl �gen�dataZlastline�liner r r � _dump_message� s` � � zMailbox._dump_message)NT)N)N)N)F)$�__name__� __module__� __qualname__�__doc__r r' r+ r- r0 r3 r6 r4 r7 rA r@ r: rE rG rK rL rM rN rO rQ rS rT rV rW r[ r] r_ ra rc rg r r� r r r r r ! sB c @ s� e Zd ZdZdZd6dd�Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zdd � Zd d � Zd d � Zd!d"� Zd#d$� Zd%d&� Zd'd(� Zd)d*� Zd+d,� Zd-Zd.d/� Zd0d1� Zd2d3� Z d4d5� Z dS )7r z A qmail-style Maildir mailbox.�:NTc C s� t �| |||� tj�| jd�tj�| jd�tj�| jd�d�| _tj�| j�s�|r�t�| jd� | j� � D ]}t�|d� qln t | j��i | _ ddd�| _ d| _ d| _d S ) z Initialize a Maildir instance.�tmp�new�cur)r� r� r� � r )r� r� g�������?N)r r r r �joinr �_paths�exists�mkdirrM r �_toc� _toc_mtimes� _last_read� _skewfactor)r �dirnamer r r r r r r s � zMaildir.__init__c C s~ | � � }z| �||� W n* tk rB |�� t�|j� � Y nX t|� t|t �r||� � }| j |� � }|| j kr�d}nd}d}tj �|j��| j �d }tj �| j||| �}t|t �r�t�|jtj �|j�|�� f� zLzt�|j|� W n( ttfk �r t�|j|� Y nX t�|j� W nN tk �rx } z.t�|j� |jtjk�rft d| ��n� W 5 d}~X Y nX |S )r! � r� r z$Name clash with existing message: %sN) � _create_tmpr� � BaseExceptionrc r r+ �name� _sync_closeru r � get_subdir�colon�get_infor �basename�splitr� r �utime�getatime�get_date�link�AttributeError�PermissionError�rename�OSError�errnoZEEXISTr )r r& Ztmp_file�subdir�suffix�uniq�dest�er r r r' ! sF � �z Maildir.addc C s t �t j�| j| �|��� dS �r( N)r r+ r r� r �_lookupr) r r r r+ K s zMaildir.removec C s, z| � |� W n ttfk r& Y nX dS r. )r+ r/ �FileNotFoundErrorr) r r r r0 O s zMaildir.discardc C s� | � |�}| �|�}| � |�}t|t�r.|}n|}tj�|�}| j|kr`| j|�| j�d }nd}| � |� tj� | j |�} tj� | j ||| �} t|t�r�t� | tj� | �|�� f� t�| | � dS )r1 rq r� N)r� r' ru r r r r� r� r� r0 r� r r� r� r� r� ) r r* r& Z old_subpathZtemp_keyZ temp_subpathZdominant_subpathr� r� Ztmp_path�new_pathr r r r3 W s$ �zMaildir.__setitem__c C s� | � |�}ttj�| j|�d�� }| jr4| �|�}nt|�}W 5 Q R X tj�|�\}}|� |� | j |kr�|� |�| j �d � |� tj� tj�| j|��� |S )r< �rbrq )r� �openr r r� r r r r� � set_subdirr� �set_info�set_date�getmtime)r r* Zsubpath�f�msgr� r� r r r r7 r s zMaildir.get_messagec C sD t tj�| j| �|��d�� }|�� �td�W 5 Q R � S Q R X dS )�2Return a bytes representation or raise a KeyError.r� rh N) r� r r r� r r� rk r| r} �r r* r� r r r r@ � s zMaildir.get_bytesc C s$ t tj�| j| �|��d�}t|�S )rB r� )r� r r r� r r� � _ProxyFiler� r r r r: � s zMaildir.get_filec c sF | � � | jD ]2}z| �|� W n tk r8 Y qY nX |V qdS �rC N)�_refreshr� r� r/ r) r r r rE � s zMaildir.iterkeysc C s | � � || jkS �rP )r� r� r) r r r rQ � s zMaildir.__contains__c C s | � � t| j�S �rR )r� �lenr� rD r r r rS � s zMaildir.__len__c C s dS )�"Write any pending changes to disk.Nr rD r r r r] � s z Maildir.flushc C s dS )r^ Nr rD r r r r_ � s z Maildir.lockc C s dS )r` Nr rD r r r ra � s zMaildir.unlockc C s dS �rb Nr rD r r r rc � s z Maildir.closec C s\ g }t �| j�D ]F}t|�dkr|d dkrt j�t j�| j|��r|�|dd� � q|S )� Return a list of folder names.� r �.N)r �listdirr r� r �isdirr� �append�r rU �entryr r r � list_folders� s �zMaildir.list_foldersc C s t tj�| jd| �| jdd�S )z/Return a Maildir instance for the named folder.r� F�r r )r r r r� r r �r �folderr r r � get_folder� s �zMaildir.get_folderc C s\ t j�| jd| �}t|| jd�}t j�|d�}t j�|�sXt �t �|t j t j B d�� |S )z>Create a folder and return a Maildir instance representing it.r� �r Z maildirfolder� ) r r r� r r r r� rc r� �O_CREAT�O_WRONLY)r r� r rU Zmaildirfolder_pathr r r � add_folder� s �zMaildir.add_folderc C s t j�| jd| �}t �t j�|d��t �t j�|d�� D ](}t|�dk sX|d dkr<td| ��q<t �|�D ]B}|dkrp|dkrp|dkrpt j�t j�||��rptd||f ��qpt j|d d �D ]F\}}}|D ]}t � t j�||�� q�|D ]}t � t j�||�� q�q�t � |� d S ) �-Delete the named folder, which must be empty.r� r� r� r� r z Folder contains message(s): %sr� z%Folder contains subdirectory '%s': %sF)�topdownN) r r r� r r� r� r r� �walkr+ �rmdir)r r� r r� �root�dirs�filesr r r � remove_folder� s& ���zMaildir.remove_folderc C sX t � � }t�tj�| jd��D ]4}tj�| jd|�}|tj�|� dkr t�|� q dS )zDelete old files in "tmp".r� i@� N)�timer r� r r� r r� r+ )r �nowr� r r r r �clean� s z Maildir.cleanr� c C s� t � � }t�� }d|kr$|�dd�}d|kr8|�dd�}dt|�t|d d �t�� tj|f }tj � | j d|�}zt� |� W nF t k r� t jd7 _zt|�W Y S tk r� Y nX Y nX td | ��d S ) z=Create a file in the tmp subdirectory and open and return it.�/z\057r� z\072z%s.M%sP%sQ%s.%sr� g ��.Ar� z&Name clash prevented file creation: %sN)r� �socket� gethostnamer| �intr �getpidr �_countr r� r �statr� �_create_carefully�FileExistsErrorr )r r� Zhostnamer� r r r r r� � s, � �zMaildir._create_tmpc C s� t � � | j d| j kr^d}| jD ]2}tj�| j| �}|| j| krJd}|| j|< q"|s^dS i | _| jD ]^}| j| }t� |�D ]D}tj� ||�}tj� |�r�q�|� | j �d }tj� ||�| j|< q�qjt � � | _dS )z!Update table of contents mapping.� FTNr )r� r� r� r� r r r� r� r� r� r� r� r� r� )r Zrefreshr� �mtimer r� �pr� r r r r� � s& zMaildir._refreshc C s� z.t j�t j�| j| j| ��r,| j| W S W n tk rB Y nX | �� z | j| W S tk rz td| �d�Y nX dS )z=Use TOC to return subpath for given key, or raise a KeyError.�No message with key: %sN)r r r� r� r r� r/ r� r) r r r r� # s zMaildir._lookupc C sX t | d�s| �� | _z| t| j� W S tk r: Y dS tk rP Y qY qX qdS )z0Return the next message in a one-time iteration.� _onetime_keysN)rX rE r� �next� StopIterationr/ rD r r r r� 1 s z Maildir.next)NT) r� r� r� r� r� r r' r+ r0 r3 r7 r@ r: rE rQ rS r] r_ ra rc r� r� r� r� r� r� r� r� r� r� r r r r r s6 * $c @ s� e Zd ZdZd$dd�Zdd� Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � Zd d � Zd%d d!�Zd"d#� ZdS )&�_singlefileMailboxzA single-file mailbox.NTc C s� t �| |||� zt| jd�}W nn tk r� } zP|jtjkr\|rPt| jd�}q~t| j��n"|jtjtj fkr|t| jd�}n� W 5 d}~X Y nX || _ d| _ d| _ d| _ d| _d| _d| _dS )z!Initialize a single-file mailbox.�rb+zwb+r� Nr F)r r r� r r� r� �ENOENTr �EACCES�EROFS�_filer� � _next_key�_pending� _pending_sync�_locked� _file_length)r r r r r� r� r r r r A s$ z_singlefileMailbox.__init__c C s8 | � � | �|�| j| j< | jd7 _d| _| jd S )r! r� T)r� �_append_messager� r r r% r r r r' X s z_singlefileMailbox.addc C s | � |� | j|= d| _dS )r( TN)r� r� r r) r r r r+ b s z_singlefileMailbox.removec C s$ | � |� | �|�| j|< d| _dS )r1 TN)r� r r� r r2 r r r r3 h s z _singlefileMailbox.__setitem__c c s | � � | j�� E dH dS r� )r� r� rG rD r r r rE n s z_singlefileMailbox.iterkeysc C s | � � || jkS r� )r� r� r) r r r rQ s s z _singlefileMailbox.__contains__c C s | � � t| j�S r� )r� r� r� rD r r r rS x s z_singlefileMailbox.__len__c C s | j st| j� d| _ dS )r^ TN)r � _lock_filer rD r r r r_ } s z_singlefileMailbox.lockc C s | j rt| j� d| _ dS �r` FN)r � _unlock_filer rD r r r ra � s z_singlefileMailbox.unlockc C s� | j s | jr t| j� d| _dS | j�dd� | j�� }|| jkrTtd| j|f ��t| j �}z�i }| � |� t | j � � �D ]x}| j | \}}| j�|� | �|� |�� }| j�td|| j�� ��}|s�q�|�|� q�||�� f||< | �|� q||�� | _W n" |�� t�|j� � Y nX t|� | j�� t�| j �j} t�|j| � zt�|j| j � W n2 t k �r� t�| j � t�|j| j � Y nX t | j d�| _|| _ d| _ d| _| j �r�t | jdd� dS ) r� FNr r� z4Size of mailbox file changed (expected %i, found %i)� r� )�dotlock) r r � _sync_flushr r{ �tellr r �_create_temporaryr �_pre_mailbox_hook�sortedr� rG �_pre_message_hookrk �minr~ �_post_message_hookrc r r+ r� r� r� �st_mode�chmodr� r� r� r r ) r Zcur_lenZnew_fileZnew_tocr* �start�stopZ new_startrl �moder r r r] � s` � � z_singlefileMailbox.flushc C s dS )�,Called before writing the mailbox to file f.Nr �r r� r r r r � s z$_singlefileMailbox._pre_mailbox_hookc C s dS )�-Called before writing each message to file f.Nr r r r r r � s z$_singlefileMailbox._pre_message_hookc C s dS ��,Called after writing each message to file f.Nr r r r r r � s z%_singlefileMailbox._post_message_hookc C s4 z | �� W 5 z| jr | �� W 5 | j �� X X dS r� )r rc r ra r] rD r r r rc � s z_singlefileMailbox.closec C sN | j dkr| �� |dk rJz | j | W S tk rH td| �d�Y nX dS )z'Return (start, stop) or raise KeyError.Nr� )r� � _generate_tocr/ r) r r r r� � s z_singlefileMailbox._lookupc C s� | j �dd� | j �� }t| j�dkr8| js8| �| j � z&| �| j � | �|�}| � | j � W n" t k r� | j � |� � Y nX | j � � | j �� | _ |S )z;Append message to mailbox and return (start, stop) offsets.r r� )r r{ r r� r� r r r �_install_messager r� �truncater] r )r r& ZbeforeZoffsetsr r r r � s z"_singlefileMailbox._append_message)NT)N)r� r� r� r� r r' r+ r3 rE rQ rS r_ ra r] r r r rc r� r r r r r r� > s" @ r� c @ sB e Zd ZdZdZdd� Zddd�Zddd �Zdd d �Zd d � Z dS )� _mboxMMDFzAn mbox or MMDF mailbox.Tc C sp | � |�\}}| j�|� | j�� �td�}| j�|| j�� �}| �|�td��}|� |dd� � d�� |S )r< � rh rs Nr ) r� r r{ r� r| r} rk r �_message_factory�set_from�decode)r r* r r � from_line�stringr� r r r r7 s z_mboxMMDF.get_messageFc C s t �| �||��j|d�S )�3Return a string representation or raise a KeyError.)�unixfromr= )r r* �from_r r r rA s ��z_mboxMMDF.get_stringc C sJ | � |�\}}| j�|� |s(| j�� | j�|| j�� �}|�td�S )r+ rh )r� r r{ r� rk r r| r} )r r* r- r r r* r r r r@ s z_mboxMMDF.get_bytesc C s< | � |�\}}| j�|� |s(| j�� t| j| j�� |�S )rB )r� r r{ r� � _PartialFiler )r r* r- r r r r r r: s z_mboxMMDF.get_filec C s d}t |t�r| �|�}t |t�rf|�d�rf|�d�}|dkr\|d|� }||d d� }q�|}d}nJt |t�r�|�� �d�}d| }n(t |t j j �r�|� � }|dk r�|�d�}|dkr�dt �t �� ��� }| j�� }| j�|t � | �|| j| j� | j�� }||fS ) z1Format a message and blindly write to self._file.Nrr rh rq r� r% r s From MAILER-DAEMON )ru r� rg r� r� �find�_mboxMMDFMessage�get_fromrd r> r& r � get_unixfromr� �asctime�gmtimer r r~ r} r� � _mangle_from_)r r& r) �newlineZauthorr r r r r r" & s0 z_mboxMMDF._install_messageN)F)F)F) r� r� r� r� r5 r7 rA r@ r: r" r r r r r$ s r$ c @ s2 e Zd ZdZdZdZd dd�Zdd� Zdd � ZdS ) r zA classic mbox mailbox.TNc C s t | _t�| |||� dS )zInitialize an mbox mailbox.N)r r& r$ r r r r r r L s z mbox.__init__c C s |� t� dS r �r~ r} r r r r r Q s zmbox._post_message_hookc C s� g g }}d}| j �d� | j �� }| j �� }|�d�rzt|�t|�k rj|r`|�|tt� � n |�|� |�|� d}q|s�|r�|�|tt� � q�|�|� q�q|tkr�d}qd}qtt t ||���| _ t| j �| _ | j �� | _ dS )�0Generate key-to-(start, stop) table of contents.Fr rr TN)r r{ r r� r� r� r� r} �dict� enumerate�zipr� r r )r �starts�stopsZlast_was_empty�line_posr� r r r r! U s. zmbox._generate_toc)NT) r� r� r� r� r5 r r r r! r r r r r C s c @ s2 e Zd ZdZd dd�Zdd� Zdd � Zd d � ZdS ) r zAn MMDF mailbox.NTc C s t | _t�| |||� dS )zInitialize an MMDF mailbox.N)r r& r$ r r r r r r z s z MMDF.__init__c C s |� dt � dS )r � Nr7 r r r r r s zMMDF._pre_message_hookc C s |� td t � dS )r r? Nr7 r r r r r � s zMMDF._post_message_hookc C s� g g }}| j �d� d}|}| j �� }| j �� }|�dt �r�|�|� |}| j �� }| j �� }|dt kr�|�|tt� � q�qJ|sJ|�|� q�qJq|sq�qtt t ||���| _ t| j �| _ | j �dd� | j �� | _ dS )r8 r r? r� N)r r{ r� r r� r} r� r� r9 r: r; r� r r )r r< r= �next_posr> r� r r r r! � s. zMMDF._generate_toc)NT)r� r� r� r� r r r r! r r r r r w s c @ s� e Zd ZdZd0dd�Zdd� Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� Zd&d'� Zd(d)� Zd*d+� Zd,d-� Zd.d/� ZdS )1r zAn MH mailbox.NTc C st t �| |||� tj�| j�sj|r`t�| jd� t�t�tj� | jd�tj tj B tj B d�� n t | j��d| _dS )zInitialize an MH instance.r� � .mh_sequencesi� FN)r r r r r� r r� rc r� r� r� �O_EXCLr� r r r r r r r � s � z MH.__init__c C s� | � � }t|�dkrd}n t|�d }tj�| jt|��}t|�}d}z�| j rVt |� zfz| � ||� W n: tk r� | j r�t |� t |� d}t�|� � Y nX t|t�r�| �||� W 5 | j r�t |� X W 5 |s�t |� X |S )r! r r� FT)rG r� �maxr r r� r r� r� r� r r r r� r� r+ ru r �_dump_sequences)r r& rG Znew_keyr� r� �closedr r r r' � s6 zMH.addc C sx t j�| jt|��}zt|d�}W n> tk r` } z |jtjkrNt d| ��n� W 5 d}~X Y nX |� � t � |� dS )r( r� r� N) r r r� r r� r� r� r� r r/ rc r+ )r r* r r� r� r r r r+ � s z MH.removec C s� t j�| jt|��}zt|d�}W n> tk r` } z |jtjkrNt d| ��n� W 5 d}~X Y nX zd| j rrt |� z@t �t �|t jt jB �� | �||� t|t�r�| �||� W 5 | j r�t |� X W 5 t |� X dS )r1 r� r� N)r r r� r r� r� r� r� r r/ r� r r r rc r� �O_TRUNCr� ru r rD )r r* r& r r� r� r r r r3 � s$ zMH.__setitem__c C s� z@| j r$ttj�| jt|��d�}nttj�| jt|��d�}W n> tk r~ } z |jtj krlt d| ��n� W 5 d}~X Y nX |�2 | j r�t |� z t |�}W 5 | j r�t |� X W 5 Q R X | �� �� D ]\}}||kr�|�|� q�|S )r< r� r� r� N)r r� r r r� r r� r� r� r r/ r r r � get_sequencesrO � add_sequence)r r* r� r� r� r� �key_listr r r r7 � s& zMH.get_messagec C s� z@| j r$ttj�| jt|��d�}nttj�| jt|��d�}W n> tk r~ } z |jtj krlt d| ��n� W 5 d}~X Y nX |�F | j r�t |� z |� � �td�W �W 5 Q R � S | j r�t |� X W 5 Q R X dS )r� r� r� r� Nrh )r r� r r r� r r� r� r� r r/ r r rk r| r} �r r* r� r� r r r r@ s z MH.get_bytesc C sf z t tj�| jt|��d�}W n> tk r\ } z |jtjkrJt d| ��n� W 5 d}~X Y nX t |�S )rB r� r� N) r� r r r� r r� r� r� r r/ r� rJ r r r r: ) s z MH.get_filec C s t tdd� t�| j�D ���S )rC c s s | ]}|� � rt|�V qd S r, )�isdigitr� )�.0r� r r r � <genexpr>6 s �z MH.iterkeys.<locals>.<genexpr>)�iterr r r� r rD r r r rE 4 s z MH.iterkeysc C s t j�t j�| jt|���S r� )r r r� r� r r� r) r r r rQ 9 s zMH.__contains__c C s t t| �� ��S r� )r� rF rE rD r r r rS = s z MH.__len__c C s2 | j s.ttj�| jd�d�| _t| j� d| _ dS )r^ rA r� TN)r r� r r r� r r r rD r r r r_ A s zMH.lockc C s( | j r$t| j� t| j� | `d| _ dS r )r r r r� rD r r r ra H s z MH.unlockc C s dS )r\ Nr rD r r r r] P s zMH.flushc C s | j r| �� dS r� )r ra rD r r r rc T s zMH.closec C s< g }t �| j�D ]&}t j�t j�| j|��r|�|� q|S )r� )r r� r r r� r� r� r� r r r r� Y s zMH.list_foldersc C s t tj�| j|�| jdd�S )z+Return an MH instance for the named folder.Fr� �r r r r� r r r� r r r r� a s �z MH.get_folderc C s t tj�| j|�| jd�S )z:Create a folder and return an MH instance representing it.r� rO r� r r r r� f s �z MH.add_folderc C s` t j�| j|�}t �|�}|dgkr:t �t j�|d�� n|g krDntd| j ��t �|� dS )r� rA zFolder not empty: %sN)r r r� r r� r+ r r� )r r� r �entriesr r r r� k s zMH.remove_folderc s i }t tj�| jd�ddd���}t| �� �� |D ]�}z�|�d�\}}t� }|�� D ]H}|�� rn|� t |�� qRdd� |�d�D �\}} |� t || d �� qR� fd d �t |�D �||< t|| �d kr�||= W q0 tk r� td |�� ��Y q0X q0W 5 Q R X |S )z=Return a name-to-key-list dictionary to define each sequence.rA �r�ASCII��encodingr� c s s | ]}t |�V qd S r, )r� )rL �xr r r rM � s z#MH.get_sequences.<locals>.<genexpr>�-r� c s g | ]}|� kr|�qS r r )rL r* �Zall_keysr r � <listcomp>� s �z$MH.get_sequences.<locals>.<listcomp>r z"Invalid sequence specification: %s)r� r r r� r �setrG r� rK r' r� r[ �ranger r� rf r �rstrip) r Zresultsr� r� r� �contentsrG �specr r r rW r rG w s( �zMH.get_sequencesc C s t tj�| jd�ddd�}z�t�t� |jtjtj B �� |� � D ]�\}}t |�dkrVq@|� |d � d}d}t t|��D ]R}|d |kr�|s�d }|� d � n*|r�d}|� d ||f � n|� d | � |}qx|r�|� t|�d � q@|� d� q@W 5 t|� X dS )z:Set sequences using the given name-to-key-list dictionary.rA zr+rR rS r r� NFr� TrV z%s %sz %s� )r� r r r� r r� rc r� r� rF rO r� r~ r rY r� )r � sequencesr� r� rG �prevZ completingr* r r r � set_sequences� s. zMH.set_sequencesc C s> | � � }d}g }| �� D ]�}|d |kr�|�||d f� z4t�tj�| jt|��tj�| jt|d ��� W nH t t fk r� t� tj�| jt|��tj�| jt|d ��� Y n X t� tj�| jt|��� |d7 }q|d | _ t|�dkr�dS |�� D ]0\}}|D ]"\}}||k�r |||�|�< �q q�| �|� dS )z?Re-name messages to eliminate numbering gaps. Invalidates keys.r r� N)rG rE r� r r� r r� r r� r� r� r� �unlinkr r� rO �indexra ) r r_ r` Zchangesr* r� rI �oldr� r r r �pack� s0 �� zMH.packc C st |� � }| � � }|�� D ]0\}}||kr4|�|� q||kr||�|�= q|D ]}||krN|g||< qN| �|� dS )z;Inspect a new MHMessage and update sequences appropriately.N)rG rO r� rc ra )r r& r* Zpending_sequencesZ all_sequencesr� rI �sequencer r r rD � s zMH._dump_sequences)NT)r� r� r� r� r r' r+ r3 r7 r@ r: rE rQ rS r_ ra r] rc r� r� r� r� rG ra re rD r r r r r � s. " c @ s� e Zd ZdZedddddddh�Zd%d d �Zd d� Zdd� Zdd� Z dd� Z dd� Z dd� Z dd� Z dd � Zd d � Zd d � Zd!d"� Zd#d$� Zd S )&r z An Rmail-style Babyl mailbox.�unseen�deletedZfiled�answered� forwardedZedited�resentNTc C s t �| |||� i | _dS )zInitialize a Babyl mailbox.N)r� r �_labelsr r r r r � s zBabyl.__init__c C s( t �| |�}t|t�r$|�� | j|< |S )r! )r� r' ru r � get_labelsrl )r r& r* r r r r' � s z Babyl.addc C s" t �| |� || jkr | j|= dS r� )r� r+ rl r) r r r r+ � s z Babyl.removec C s* t �| ||� t|t�r&|�� | j|< dS )r1 N)r� r3 ru r rm rl r2 r r r r3 � s zBabyl.__setitem__c C s� | � |�\}}| j�|� | j�� t�� }| j�� }|dt ks\|sHq\|�|�td�� q,t�� }| j�� }|tks�|s|q�|�|�td�� qd|| j� � }| j� |�}|�td�}t |� � | �} | � |� � � || jkr�| �| j| � | S )r< � *** EOOH ***rh )r� r r{ r� rv rw r} r~ r| r rk r r� � set_visiblerl � set_labels) r r* r r �original_headersr� Zvisible_headers�nZbodyr� r r r r7 � s* zBabyl.get_messagec C s� | � |�\}}| j�|� | j�� t�� }| j�� }|dt ks\|sHq\|�|�td�� q,| j�� }|tksv|s\qvq\|� � }|| j� � }| j� |�}|�td�}|| S )r+ rn rh ) r� r r{ r� rv rw r} r~ r| r� r rk ) r r* r r rq r� Zheadersrr r� r r r r@ s zBabyl.get_bytesc C s t �| �|��dt��S )rB rh )rv rw r@ r| r} r) r r r r: % s zBabyl.get_filec C s< | � � t� }| j�� D ]}|�|� q|�| j� t|�S )z4Return a list of user-defined labels in the mailbox.)r� rY rl rM r[ �difference_update�_special_labelsrF )r �labelsZ label_listr r r rm ) s zBabyl.get_labelsc C s: g g }}| j �d� d}g }|}| j �� }| j �� }|dt kr�t|�t|�k rd|�|tt� � |�|� dd� | j �� dd� �d�D �}|�|� q |dks�|dt kr�t|�t|�k r�|�|tt� � q |s |�|tt� � q�q tt t ||���| _ tt |��| _ t| j �| _ | j �dd � | j �� | _dS ) r8 r s c S s g | ]}|� � r|� � �qS r )�strip�rL �labelr r r rX @ s �z'Babyl._generate_toc.<locals>.<listcomp>r� N� ,� r� )r r{ r� r r} r� r� r� r9 r: r; r� rl r r )r r< r= r@ Z label_listsr> r� ru r r r r! 2 s4 � zBabyl._generate_tocc C sV dt }|dt 7 }| �� }dd� |D �}|dd�|� t 7 }|d7 }|�|� dS ) r s BABYL OPTIONS:s Version: 5c s s | ]}|� � V qd S r, )rd rw r r r rM U s z*Babyl._pre_mailbox_hook.<locals>.<genexpr>s Labels:ry rz N)r} rm r� r~ )r r� Zbabylru r r r r P s zBabyl._pre_mailbox_hookc C s |� dt � dS )r � Nr7 r r r r r Z s zBabyl._pre_message_hookc C s |� td � dS )r rz Nr7 r r r r r ^ s zBabyl._post_message_hookc C sx | j �� }t|t�r�g }g }|�� D ]$}|| jkr>|�|� q$|�|� q$| j �d� |D ]}| j �d|�� � qZ| j �d� |D ] }| j �d|�� d � q�| j �t � n| j �dt � t|t j j ��rt �� }t j�|dd�}|�|� |�d� |�� }| j �|�d t �� |d k�s,|s��q,q�| j �d t � t|t��r�t �� } t j�| dd�} | �|�� � | �� }| j �|�d t �� |d k�s�|�sn�q�qnn>|�d� |�� }| j �|�d t �� |d k�s�|�s��q�q�|�d �} | �s��qf| j �| �d t �� �q�nTt|ttt jf��rt|t j��rJt�d t d � |� � }t|t��r`| � |�}|� d�d } | d dk�r�| j �|d| � �d t �� | j �d t � | j �|d| � �d t �� | j �|| d� �d t �� n(| j �d t t � | j �|�d t �� �nXt |d��rVt |d��r:t�dt d � |j!}|�� } d}|�� }|�"d��rl|dd� d }n |�"d��r�|dd� d }| j �|�d t �� |d k�s�|�sF|�r�d}| j �d t � |�| � n�qڐqF|�� }|�s�qf|�"d��r |dd� t }n:|�"d��r(|dd� t }n |�"d ��rD|dd� t }| j �|� �q�nt#dt$|� ��| j �� }||fS )z0Write message contents and return (start, stop).� 1s , s ,,� ry s 1,,Fr rh rn r ri rj s r� rq Nr� rl rm Trn ro rp rt )%r r ru r rm rt r� r~ rd r} r> r& r rv rw rx ry rz r{ r� r| � get_visiblerk r� r� r� r� r� r� r� rg r/ rX rl r� r� r� )r r& r Zspecial_labelsru rx Z orig_bufferZorig_generatorr� Z vis_bufferZ vis_generatorrl Z body_startZ original_posZ first_passr r r r r" b s� � � zBabyl._install_message)NT)r� r� r� r� � frozensetrt r r' r+ r3 r7 r@ r: rm r! r r r r" r r r r r � s& � c @ s* e Zd ZdZd dd�Zdd� Zdd� ZdS ) r z0Message with mailbox-format-specific properties.Nc C s� t |tjj�r4| �t�|�� t |t�r�|�| � n�t |t�rP| �t� |�� n~t |t �rl| �t� |�� nbt |t j �r�| �t�|�� nDt|d�r�| �t�|�� n(|dkr�tjj�| � ntdt|� ��dS )z Initialize a Message instance.rk Nrt )ru r> r& r �_become_message�copyZdeepcopy� _explain_tor� r? r� Zmessage_from_stringrv � TextIOWrapperZmessage_from_filerX Zmessage_from_binary_filer r� r� r% r r r r � s zMessage.__init__c C s4 t |dg �}|jD ] }||kr|j| | j|< qdS )z0Assume the non-format-specific state of message.�_type_specific_attributesN)�getattr�__dict__)r r& Z type_specificr� r r r r� � s zMessage._become_messagec C s t |t�rdS td��dS )z:Copy format-specific state to message insofar as possible.Nz Cannot convert to specified type)ru r r� r% r r r r� � s zMessage._explain_to)N)r� r� r� r� r r� r� r r r r r � s c @ s| e Zd ZdZdddgZd dd�Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � ZdS ) r z)Message with Maildir-specific properties.�_subdir�_info�_dateNc C s& d| _ d| _t�� | _t�| |� dS )z%Initialize a MaildirMessage instance.r� r� N)r� r� r� r� r r r% r r r r � s zMaildirMessage.__init__c C s | j S )zReturn 'new' or 'cur'.)r� rD r r r r� � s zMaildirMessage.get_subdirc C s( |dks|dkr|| _ n td| ��dS )z Set subdir to 'new' or 'cur'.r� r� z!subdir must be 'new' or 'cur': %sN)r� rf )r r� r r r r� s zMaildirMessage.set_subdirc C s" | j �d�r| j dd� S dS dS )�*Return as a string the flags that are set.�2,r� Nr� )r� r� rD r r r � get_flags s zMaildirMessage.get_flagsc C s dd� t|�� | _dS )�)Set the given flags and unset all others.r� r� N)r� r r� )r �flagsr r r � set_flags s zMaildirMessage.set_flagsc C s$ | � d�t| �� �t|�B �� dS �z.Set the given flag(s) without changing others.r� N�r� r� rY r� �r �flagr r r �add_flag s zMaildirMessage.add_flagc C s, | � � r(| �d�t| � � �t|� �� dS )�7Unset the given string flag(s) without changing others.r� N)r� r� r� rY r� r r r � remove_flag s zMaildirMessage.remove_flagc C s | j S )z<Return delivery date of message, in seconds since the epoch.)r� rD r r r r� s zMaildirMessage.get_datec C s6 zt |�| _W n" tk r0 td| �d�Y nX dS )z9Set delivery date of message, in seconds since the epoch.zcan't convert to float: %sN)�floatr� rf r� )r �dater r r r� " s zMaildirMessage.set_datec C s | j S )z%Get the message's "info" as a string.)r� rD r r r r� ) s zMaildirMessage.get_infoc C s& t |t�r|| _ntdt|� ��dS )z Set the message's "info" string.zinfo must be a string: %sN)ru r� r� r� r� )r �infor r r r� - s zMaildirMessage.set_infoc C s� t |t�r8|�| �� � |�| �� � |�| �� � �nht |t�r�t | �� �}d|kr`|� d� | �� dkrv|� d� d|kr�|� d� d|kr�|� d� d|kr�|� d� |� d t � | �� �� n�t |t��rt | �� �}d|kr�|�d � d|k�r|�d � d|k�r�|�d � n�t |t��r�t | �� �}d|k�rD|�d � d|k�rX|�d � d|k�rl|�d� d|k�r�|�d� n t |t��r�ntdt|� ��dS )z;Copy Maildir-specific state to message insofar as possible.�S�Rr� �O�T�D�F�A� MAILER-DAEMONrg �replied�flaggedrh ri �Prj �$Cannot convert to specified type: %sN)ru r r� r� r� r� r� r� r0 rY r� r' r� r4 r rH r � add_labelr r� r� )r r& r� r r r r� 4 sP �zMaildirMessage._explain_to)N)r� r� r� r� r� r r� r� r� r� r� r� r� r� r� r� r� r r r r r � s c @ sZ e Zd ZdZdgZddd�Zdd� Zddd �Zd d � Zd d � Z dd� Z dd� Z dd� Z dS )r0 z/Message with mbox- or MMDF-specific properties.�_fromNc C sV | � dd� t|tjj�rF|�� }|dk rF|�d�rF| � |dd� � t�| |� dS )z'Initialize an mboxMMDFMessage instance.r� TNzFrom rs )r' ru r> r& r r2 r� r )r r& r, r r r r e s z_mboxMMDFMessage.__init__c C s | j S )z Return contents of "From " line.)r� rD r r r r1 n s z_mboxMMDFMessage.get_fromc C s4 |dk r*|dkrt �� }|dt �|� 7 }|| _dS )z>Set "From " line, formatting and appending time_ if specified.NT� )r� r4 r3 r� )r r- Ztime_r r r r' r s z_mboxMMDFMessage.set_fromc C s | � dd�| � dd� S )r� �Statusr� �X-Status)r6 rD r r r r� z s z_mboxMMDFMessage.get_flagsc C s� t |�}d\}}dD ] }||kr||7 }|�|� qdD ] }||kr8||7 }|�|� q8|d�t|��7 }z| �d|� W n tk r� | �d|� Y nX z| �d|� W n tk r� | �d|� Y nX dS )r� )r� r� )r� r� )r� r� r� r� r� r� N)rY r+ r� r �replace_headerr/ Z add_header)r r� Z status_flagsZ xstatus_flagsr� r r r r� ~ s& z_mboxMMDFMessage.set_flagsc C s$ | � d�t| �� �t|�B �� dS r� r� r� r r r r� � s z_mboxMMDFMessage.add_flagc C s4 d| ksd| kr0| � d�t| �� �t|� �� dS )r� r� r� r� Nr� r� r r r r� � s z _mboxMMDFMessage.remove_flagc C s� t |t�r�t| �� �}d|kr(|�d� d|kr:|�d� d|krL|�d� d|kr^|�d� d|krp|�d� |d = |d = d �| �� �� d d � �}z |� t � t � |d��� W n ttfk r� Y nX �n t |t�r�|�| �� � |�| �� � n�t |t��rZt| �� �}d|k�r$|�d� d|k�r8|�d� d|k�rL|�d� |d = |d = n�t |t��r�t| �� �}d|k�r�|�d� d|k�r�|�d� d|k�r�|�d� |d = |d = n t |t��r�ntdt|� ��d S )zACopy mbox- or MMDF-specific state to message insofar as possible.r� r� r� r� r� r� r� r� Zstatuszx-statusr� ���Nz%a %b %d %H:%M:%S %Yrg r� r� rh ri r� )ru r rY r� r� r� r� r1 r� r� �calendarZtimegmr� �strptimerf � OverflowErrorr0 r� r' r rH r r� r r� r� )r r& r� Z maybe_dater r r r� � sb � �z _mboxMMDFMessage._explain_to)N)N) r� r� r� r� r� r r1 r' r� r� r� r� r� r r r r r0 ` s r0 c @ s e Zd ZdZdS )r z&Message with mbox-specific properties.N�r� r� r� r� r r r r r � s c @ sH e Zd ZdZdgZddd�Zdd� Zdd � Zd d � Zd d � Z dd� Z dS )r z$Message with MH-specific properties.� _sequencesNc C s g | _ t�| |� dS )z!Initialize an MHMessage instance.N)r� r r r% r r r r � s zMHMessage.__init__c C s | j dd� S )z4Return a list of sequences that include the message.N)r� rD r r r rG � s zMHMessage.get_sequencesc C s t |�| _dS )z3Set the list of sequences that include the message.N)rF r� )r r_ r r r ra � s zMHMessage.set_sequencesc C s6 t |t�r"|| jkr2| j�|� ntdt|� ��dS )z8Add sequence to list of sequences including the message.z sequence type must be str: %sN)ru r� r� r� r� r� �r rf r r r rH � s zMHMessage.add_sequencec C s* z| j �|� W n tk r$ Y nX dS )zARemove sequence from the list of sequences including the message.N)r� r+ rf r� r r r �remove_sequence� s zMHMessage.remove_sequencec C sF t |t�rdt| �� �}d|kr*|�d� n|�d� |�d� d|krP|�d� d|krb|�d� n�t |t�r�t| �� �}d|kr�|�d� n |�d � d|kr�|�d� d|kr�|�d � n�t |t�r�| �� D ]}|�|� q�n`t |t ��r$t| �� �}d|k�r|� d� d|k�rB|� d � n t |t ��r2nt d t |� ��d S )z6Copy MH-specific state to message insofar as possible.rg r� r� r� r� r� r� �ROr� r� ri r� N)ru r rY rG r� r� r0 r rH r r� r r� r� )r r& r_ rf r r r r� � sB �zMHMessage._explain_to)N) r� r� r� r� r� r rG ra rH r� r� r r r r r � s c @ sb e Zd ZdZddgZddd�Zdd� Zd d � Zd d � Zd d� Z dd� Z dd� Z dd� Z dd� Z dS )r z'Message with Babyl-specific properties.rl �_visibleNc C s g | _ t� | _t�| |� dS )z#Initialize a BabylMessage instance.N)rl r r� r r% r r r r " s zBabylMessage.__init__c C s | j dd� S )z'Return a list of labels on the message.N)rl rD r r r rm ( s zBabylMessage.get_labelsc C s t |�| _dS )z&Set the list of labels on the message.N)rF rl )r ru r r r rp , s zBabylMessage.set_labelsc C s6 t |t�r"|| jkr2| j�|� ntdt|� ��dS )z+Add label to list of labels on the message.zlabel must be a string: %sN)ru r� rl r� r� r� �r rx r r r r� 0 s zBabylMessage.add_labelc C s* z| j �|� W n tk r$ Y nX dS )z4Remove label from the list of labels on the message.N)rl r+ rf r� r r r � remove_label8 s zBabylMessage.remove_labelc C s t | j�S )z3Return a Message representation of visible headers.�r r� rD r r r r~ ? s zBabylMessage.get_visiblec C s t |�| _dS )z2Set the Message representation of visible headers.Nr� )r Zvisibler r r ro C s zBabylMessage.set_visiblec C sb | j �� D ](}|| kr*| j �|| | � q | j |= q dD ]$}|| kr8|| j kr8| | | j |< q8dS )z9Update and/or sensibly generate a set of visible headers.)ZDateZFromzReply-ToZToZCCZSubjectN)r� rG r� )r �headerr r r �update_visibleG s zBabylMessage.update_visiblec C sr t |t�r~t| �� �}d|kr*|�d� n|�d� |�d� d|ksNd|krX|�d� d|krj|�d� d |kr||�d � n�t |t�r�t| �� �}d|kr�|�d � n |�d � d |kr�|�d � d|kr�|�d� n�t |t��rt| �� �}d|k�r|�d� d|k�rn|�d� nTt |t ��rP|� | � � � | �� D ]}|� |� �q<n t |t ��r^ntdt|� ��dS )z9Copy Babyl-specific state to message insofar as possible.rg r� r� rj rk r� ri r� rh r� r� r� r� r� r� r� N)ru r rY rm r� r� r0 r rH r ro r~ r� r r� r� )r r& ru rx r r r r� R sH �zBabylMessage._explain_to)N)r� r� r� r� r� r rm rp r� r� r~ ro r� r� r r r r r s c @ s e Zd ZdZdS )r z&Message with MMDF-specific properties.Nr� r r r r r | s c @ s� e Zd ZdZd&dd�Zd'dd�Zd(dd�Zd)d d �Zd*d d �Zd d� Z dd� Z d+dd�Z dd� Z dd� Z dd� Zdd� Zd d � Zd d � Zd d!� Zd"d#� Zed$d%� �ZdS ),r� z A read-only wrapper of a file.Nc C s$ || _ |dkr|�� | _n|| _dS )zInitialize a _ProxyFile.N)r r �_pos)r r� �posr r r r � s z_ProxyFile.__init__c C s | � || jj�S �z Read bytes.)�_readr rk �r �sizer r r rk � s z_ProxyFile.readc C s | � || jj�S r� )r� r �read1r� r r r r� � s z_ProxyFile.read1c C s | � || jj�S )z Read a line.)r� r r� r� r r r r� � s z_ProxyFile.readlinec C s< g }| D ].}|� |� |dk r|t|�8 }|dkr q8q|S )zRead multiple lines.Nr )r� r� )r �sizehintrU r� r r r � readlines� s z_ProxyFile.readlinesc c s | � � }|sdS |V q dS )zIterate over lines.N)r� )r r� r r r rL � s z_ProxyFile.__iter__c C s | j S )zReturn the position.)r� rD r r r r � s z_ProxyFile.tellr c C s4 |dkr| j �| j� | j �||� | j �� | _dS )zChange position.r� N�r r{ r� r �r �offset�whencer r r r{ � s z_ProxyFile.seekc C s0 t | d�r,zt | jd�r"| j�� W 5 | `X dS )zClose the file.r rc N)rX r rc rD r r r rc � s z_ProxyFile.closec C s2 |dkr d}| j �| j� ||�}| j �� | _|S )z"Read size bytes using read_method.Nrq r� )r r� � read_methodrU r r r r� � s z_ProxyFile._readc C s | S )z$Context management protocol support.r rD r r r � __enter__� s z_ProxyFile.__enter__c G s | � � d S r, )rc )r �excr r r �__exit__� s z_ProxyFile.__exit__c C s | j �� S r, )r �readablerD r r r r� � s z_ProxyFile.readablec C s | j �� S r, )r �writablerD r r r r� � s z_ProxyFile.writablec C s | j �� S r, )r �seekablerD r r r r� � s z_ProxyFile.seekablec C s | j �� S r, )r r] rD r r r r] � s z_ProxyFile.flushc C s& t | d�sdS t | jd�s dS | jjS )Nr TrE F)rX r rE rD r r r rE � s z_ProxyFile.closed)N)N)N)N)N)r )r� r� r� r� r rk r� r� r� rL r r{ rc r� r� r� r� r� r� r] �propertyrE r r r r r� � s& r� c @ s< e Zd ZdZddd�Zdd� Zddd �Zd d � Zd d � ZdS )r. z&A read-only wrapper of part of a file.Nc C s t �| ||� || _|| _dS )zInitialize a _PartialFile.N)r� r �_start�_stop)r r� r r r r r r � s z_PartialFile.__init__c C s t �| �| j S )z*Return the position with respect to start.)r� r r� rD r r r r � s z_PartialFile.tellr c C s< |dkr| j | _d}n|dkr*| j| _d}t�| ||� dS )z8Change position, possibly with respect to start or stop.r r� r� N)r� r� r� r� r{ r� r r r r{ � s z_PartialFile.seekc C sB | j | j }|dkrdS |dks0|dk s0||kr4|}t�| ||�S )z;Read size bytes using read_method, honoring start and stop.r r% N)r� r� r� r� )r r� r� Z remainingr r r r� � s z_PartialFile._readc C s t | d�r| `d S )Nr )rX r rD r r r rc s z_PartialFile.close)NN)r ) r� r� r� r� r r r{ r� rc r r r r r. � s r. Tc C s� d}�zbt rpzt �| t jt jB � W nJ tk rn } z,|jtjtjtjfkr\t d| j ��n� W 5 d}~X Y nX |�rfzt | j d �}|� � W nB tk r� } z$|jtjtjfkr�W Y � W dS � W 5 d}~X Y nX z`z t �|j | j d � d}W n2 ttfk �r$ t �|j | j d � d}Y nX t �|j � W n0 tk �rd t �|j � t d| j ��Y nX W n8 t �r�t �| t j� |�r�t �| j d � � Y nX dS )z(Lock file f using lockf and dot locking.Fzlockf: lock unavailable: %sN�.lockTzdot lock unavailable: %s)�fcntl�lockfZLOCK_EXZLOCK_NBr� r� ZEAGAINr r r r� r rc r r� r� r� r� rb r� r+ �LOCK_UN)r� r Z dotlock_doner� Zpre_lockr r r r sL � �r c C s8 t rt �| t j� tj�| jd �r4t�| jd � dS )z*Unlock file f using lockf and dot locking.r� N)r� r� r� r r r� r� r+ �r� r r r r 4 s r c C s< t �| t jt jB t jB d�}zt| d�W �S t �|� X dS )zCCreate a file if it doesn't exist and open for reading and writing.r� r� N)r r� r� rB �O_RDWRrc )r �fdr r r r� ; s r� c C s$ t d| tt�� �t�� t�� f �S )zBCreate a temp file based on path and open for reading and writing.z %s.%s.%s.%s)r� r� r� r� r� r r� )r r r r r C s �r c C s$ | � � ttd�r t�| �� � dS )z0Ensure changes to file f are physically on disk.�fsyncN)r] rX r r� �filenor� r r r r I s r c C s t | � | �� dS )z:Close file f, ensuring all changes are physically on disk.N)r rc r� r r r r� O s r� c @ s e Zd ZdZdS )r z"Raised for module-specific errors.Nr� r r r r r U s c @ s e Zd ZdZdS )r z:The specified mailbox does not exist and won't be created.Nr� r r r r r X s c @ s e Zd ZdZdS )r z>The specified mailbox is not empty and deletion was requested.Nr� r r r r r [ s c @ s e Zd ZdZdS )r z)Another process caused an action to fail.Nr� r r r r r ^ s c @ s e Zd ZdZdS )r z)A file appears to have an invalid format.Nr� r r r r r a s )T)0r� r r� r� r� r� r� r� r> Z email.messageZemail.generatorrv r8 r� � ImportError�__all__r} rd r r r� r$ r r r r r& r r r0 r r r r r� r. r r r� r r r� � Exceptionr r r r r r r r r �<module> s� � h 8 DB4- 3 z%mqH_c' *