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Editing: _pyio.cpython-37.opt-2.pyc
B YI~d�e � @ s8 d dl Z d dlZd dlZd dlZd dlZd dlZd dlmZ ej dkrTd dl m Z ndZ d dl Z d dl mZmZmZmZ d ddhZee d�r�e�e j� e�e j� d ZeZd3d d�ZG dd� d�ZG dd� d�Zy e j Z W n( e k �r G dd� de e �Z Y nX G dd� dej d�Z!e j!�"e!� G dd� de!�Z#e j#�"e#� d dl$m%Z% e#�"e%� G dd � d e!�Z&e j&�"e&� G d d � d e&�Z'G d d � d e&�Z(G d!d"� d"e'�Z)G d#d$� d$e'�Z*G d%d&� d&e&�Z+G d'd(� d(e*e)�Z,G d)d*� d*e#�Z%G d+d,� d,e!�Z-e j-�"e-� G d-d.� d.ej.�Z/G d/d0� d0e-�Z0G d1d2� d2e0�Z1dS )4� N)� allocate_lock> �win32�cygwin)�setmode)�__all__�SEEK_SET�SEEK_CUR�SEEK_END� � � SEEK_HOLEi �r���Tc C sz t | t�st�| �} t | tttf�s0td| ��t |t�sFtd| ��t |t�s\td| ��|d k rzt |t�sztd| ��|d k r�t |t�s�td| ��t|�}|td� s�t|�t|�kr�t d| ��d|k} d|k} d |k} d |k} d |k} d |k}d |k}d|k�rD| �s"| �s"| �s"| �r*t d��dd l }|� dt d� d} |�rX|�rXt d��| | | | dk�rvt d��| �s�| �s�| �s�| �s�t d��|�r�|d k �r�t d��|�r�|d k �r�t d��|�r�|d k �r�t d��t | | �r�d�p�d| �r�d�p�d | �r d �pd | �r d �p d | �r,d �p.d ||d �}|}�y d }|dk�sd|dk �rl|�� �rld }d}|dk �r�t}yt�|�� �j}W n ttfk �r� Y nX |dk�r�|}|dk �r�t d ��|dk�r�|�r�|S t d ��| �r�t||�}n<| �s | �s | �rt||�}n | �r(t||�}n t d!| ��|}|�rB|S t|||||�}|}||_|S |�� � Y nX d S )"Nzinvalid file: %rzinvalid mode: %rzinvalid buffering: %rzinvalid encoding: %rzinvalid errors: %rzaxrwb+tU�xr �w�a�+�t�b�Uz4mode U cannot be combined with 'x', 'w', 'a', or '+'r z'U' mode is deprecatedr Tz'can't have text and binary mode at oncer z)can't have read/write/append mode at oncez/must have exactly one of read/write/append modez-binary mode doesn't take an encoding argumentz+binary mode doesn't take an errors argumentz+binary mode doesn't take a newline argument� )�openerFr zinvalid buffering sizez can't have unbuffered text I/Ozunknown mode: %r)� isinstance�int�os�fspath�str�bytes� TypeError�set�len� ValueError�warnings�warn�DeprecationWarning�FileIO�isatty�DEFAULT_BUFFER_SIZE�fstat�fileno� st_blksize�OSError�AttributeError�BufferedRandom�BufferedWriter�BufferedReader� TextIOWrapper�mode�close)�filer1 � buffering�encoding�errors�newline�closefdr ZmodesZcreatingZreadingZwritingZ appendingZupdating�textZbinaryr" �raw�result�line_buffering�bs�buffer� r? �*/opt/alt/python37/lib64/python3.7/_pyio.py�open% s� { > rA c @ s e Zd Zdd� ZdS )� DocDescriptorc C s dt j S )Nz\open(file, mode='r', buffering=-1, encoding=None, errors=None, newline=None, closefd=True) )rA �__doc__)�self�obj�typr? r? r@ �__get__� s zDocDescriptor.__get__N)�__name__� __module__� __qualname__rG r? r? r? r@ rB � s rB c @ s e Zd Ze� Zdd� ZdS )� OpenWrapperc O s t ||�S )N)rA )�cls�args�kwargsr? r? r@ �__new__ s zOpenWrapper.__new__N)rH rI rJ rB rC rO r? r? r? r@ rK s rK c @ s e Zd ZdS )�UnsupportedOperationN)rH rI rJ r? r? r? r@ rP s rP c @ s� e Zd Zdd� Zd5dd�Zdd� Zd6d d �Zd d � Zd Zdd� Z dd� Z dd� Z d7dd�Z dd� Z d8dd�Zdd� Zd9d d �Zed d � �Zd:d d!�Zd"d#� Zd$d%� Zd&d'� Zd(d)� Zd;d+d,�Zd-d.� Zd/d0� Zd<d1d2�Zd3d4� Z dS )=�IOBasec C s t d| jj|f ��d S )Nz%s.%s() not supported)rP � __class__rH )rD �namer? r? r@ � _unsupported< s zIOBase._unsupportedr c C s | � d� d S )N�seek)rT )rD �pos�whencer? r? r@ rU C s z IOBase.seekc C s | � dd�S )Nr r )rU )rD r? r? r@ �tellS s z IOBase.tellNc C s | � d� d S )N�truncate)rT )rD rV r? r? r@ rY W s zIOBase.truncatec C s | � � d S )N)� _checkClosed)rD r? r? r@ �flusha s z IOBase.flushFc C s | j s z | �� W d d| _ X d S )NT)�_IOBase__closedr[ )rD r? r? r@ r2 k s z IOBase.closec C s y | � � W n Y nX d S )N)r2 )rD r? r? r@ �__del__v s zIOBase.__del__c C s dS )NFr? )rD r? r? r@ �seekable� s zIOBase.seekablec C s | � � s t|d krdn|��d S )Nz File or stream is not seekable.)r^ rP )rD �msgr? r? r@ �_checkSeekable� s zIOBase._checkSeekablec C s dS )NFr? )rD r? r? r@ �readable� s zIOBase.readablec C s | � � s t|d krdn|��d S )Nz File or stream is not readable.)ra rP )rD r_ r? r? r@ �_checkReadable� s zIOBase._checkReadablec C s dS )NFr? )rD r? r? r@ �writable� s zIOBase.writablec C s | � � s t|d krdn|��d S )Nz File or stream is not writable.)rc rP )rD r_ r? r? r@ �_checkWritable� s zIOBase._checkWritablec C s | j S )N)r\ )rD r? r? r@ �closed� s z IOBase.closedc C s | j rt|d krdn|��d S )Nz I/O operation on closed file.)re r! )rD r_ r? r? r@ rZ � s zIOBase._checkClosedc C s | � � | S )N)rZ )rD r? r? r@ � __enter__� s zIOBase.__enter__c G s | � � d S )N)r2 )rD rM r? r? r@ �__exit__� s zIOBase.__exit__c C s | � d� d S )Nr) )rT )rD r? r? r@ r) � s z IOBase.filenoc C s | � � dS )NF)rZ )rD r? r? r@ r& � s z IOBase.isattyr c s� t � d�r� �fdd�}ndd� }�d kr0d�n4y �j}W n" tk r\ t��d���Y nX |� �t� }x>�dk s�t|��k r�� �|� �}|s�P ||7 }|�d�rlP qlW t|�S ) N�peekc s> � � d�} | sdS | �d�d p&t| �}�dkr:t|��}|S )Nr � r )rh �findr �min)Z readahead�n)rD �sizer? r@ � nreadahead� s z#IOBase.readline.<locals>.nreadaheadc S s dS )Nr r? r? r? r? r@ rn � s r z is not an integerr ri ) �hasattr� __index__r, r � bytearrayr �read�endswithr )rD rm rn � size_index�resr r? )rD rm r@ �readline� s& zIOBase.readlinec C s | � � | S )N)rZ )rD r? r? r@ �__iter__ s zIOBase.__iter__c C s | � � }|st�|S )N)rv � StopIteration)rD �liner? r? r@ �__next__ s zIOBase.__next__c C sR |d ks|dkrt | �S d}g }x,| D ]$}|�|� |t|�7 }||kr&P q&W |S )Nr )�list�appendr )rD Zhintrl �linesry r? r? r@ � readlines s zIOBase.readlinesc C s$ | � � x|D ]}| �|� qW d S )N)rZ �write)rD r} ry r? r? r@ � writelines$ s zIOBase.writelines)r )N)N)N)N)N)r )N) rH rI rJ rT rU rX rY r[ r\ r2 r] r^ r` ra rb rc rd �propertyre rZ rf rg r) r& rv rw rz r~ r� r? r? r? r@ rQ s2 # * rQ )� metaclassc @ s. e Zd Zd dd�Zdd� Zdd� Zdd � Zd S ) � RawIOBaser c C sP |d kr d}|dk r | � � S t|�� �}| �|�}|d kr>d S ||d �= t|�S )Nr r )�readallrq rp �readintor )rD rm r rl r? r? r@ rr ? s zRawIOBase.readc C s8 t � }x | �t�}|sP ||7 }qW |r0t|�S |S d S )N)rq rr r' r )rD ru �datar? r? r@ r� P s zRawIOBase.readallc C s | � d� d S )Nr� )rT )rD r r? r? r@ r� ^ s zRawIOBase.readintoc C s | � d� d S )Nr )rT )rD r r? r? r@ r f s zRawIOBase.writeN)r )rH rI rJ rr r� r� r r? r? r? r@ r� 1 s r� )r% c @ sH e Zd Zddd�Zddd�Zdd� Zdd � Zd d � Zd d � Zdd� Z dS )�BufferedIOBaser c C s | � d� d S )Nrr )rT )rD rm r? r? r@ rr � s zBufferedIOBase.readc C s | � d� d S )N�read1)rT )rD rm r? r? r@ r� � s zBufferedIOBase.read1c C s | j |dd�S )NF)r� )� _readinto)rD r r? r? r@ r� � s zBufferedIOBase.readintoc C s | j |dd�S )NT)r� )r� )rD r r? r? r@ � readinto1� s zBufferedIOBase.readinto1c C sV t |t�st|�}|�d�}|r0| �t|��}n| �t|��}t|�}||d |�< |S )N�B)r � memoryview�castr� r rr )rD r r� r� rl r? r? r@ r� � s zBufferedIOBase._readintoc C s | � d� d S )Nr )rT )rD r r? r? r@ r � s zBufferedIOBase.writec C s | � d� d S )N�detach)rT )rD r? r? r@ r� � s zBufferedIOBase.detachN)r )r ) rH rI rJ rr r� r� r� r� r r� r? r? r? r@ r� s s r� c @ s� e Zd Zdd� Zd#dd�Zdd� Zd$d d �Zd d � Zd d� Zdd� Z dd� Z e dd� �Z e dd� �Z e dd� �Ze dd� �Zdd � Zd d � Zd d � Zd!d"� ZdS )%�_BufferedIOMixinc C s || _ d S )N)�_raw)rD r: r? r? r@ �__init__� s z_BufferedIOMixin.__init__r c C s" | j �||�}|dk r td��|S )Nr z#seek() returned an invalid position)r: rU r+ )rD rV rW Z new_positionr? r? r@ rU � s z_BufferedIOMixin.seekc C s | j �� }|dk rtd��|S )Nr z#tell() returned an invalid position)r: rX r+ )rD rV r? r? r@ rX � s z_BufferedIOMixin.tellNc C s$ | � � |d kr| �� }| j�|�S )N)r[ rX r: rY )rD rV r? r? r@ rY � s z_BufferedIOMixin.truncatec C s | j rtd��| j�� d S )Nzflush on closed file)re r! r: r[ )rD r? r? r@ r[ s z_BufferedIOMixin.flushc C s. | j d k r*| js*z | �� W d | j �� X d S )N)r: re r[ r2 )rD r? r? r@ r2 s z_BufferedIOMixin.closec C s* | j d krtd��| �� | j}d | _|S )Nzraw stream already detached)r: r! r[ r� )rD r: r? r? r@ r� s z_BufferedIOMixin.detachc C s | j �� S )N)r: r^ )rD r? r? r@ r^ s z_BufferedIOMixin.seekablec C s | j S )N)r� )rD r? r? r@ r: s z_BufferedIOMixin.rawc C s | j jS )N)r: re )rD r? r? r@ re # s z_BufferedIOMixin.closedc C s | j jS )N)r: rS )rD r? r? r@ rS ' s z_BufferedIOMixin.namec C s | j jS )N)r: r1 )rD r? r? r@ r1 + s z_BufferedIOMixin.modec C s t d�| jj���d S )Nz can not serialize a '{0}' object)r �formatrR rH )rD r? r? r@ � __getstate__/ s z _BufferedIOMixin.__getstate__c C sJ | j j}| j j}y | j}W n tk r6 d�||�S X d�|||�S d S )Nz<{}.{}>z<{}.{} name={!r}>)rR rI rJ rS � Exceptionr� )rD �modnameZclsnamerS r? r? r@ �__repr__3 s z_BufferedIOMixin.__repr__c C s | j �� S )N)r: r) )rD r? r? r@ r) ? s z_BufferedIOMixin.filenoc C s | j �� S )N)r: r& )rD r? r? r@ r& B s z_BufferedIOMixin.isatty)r )N)rH rI rJ r� rU rX rY r[ r2 r� r^ r� r: re rS r1 r� r� r) r& r? r? r? r@ r� � s r� c s� e Zd ZdZd dd�Zdd� Zdd� Zdd � Z� fd d �Zd!d d�Z d"dd�Z dd� Z d#dd�Z dd� Z d$dd�Zdd� Zd d � Zd d � Z� ZS )%�BytesIONc C s& t � }|d k r||7 }|| _d| _d S )Nr )rq �_buffer�_pos)rD Z initial_bytes�bufr? r? r@ r� N s zBytesIO.__init__c C s | j rtd��| j�� S )Nz__getstate__ on closed file)re r! �__dict__�copy)rD r? r? r@ r� U s zBytesIO.__getstate__c C s | j rtd��t| j�S )Nzgetvalue on closed file)re r! r r� )rD r? r? r@ �getvalueZ s zBytesIO.getvaluec C s | j rtd��t| j�S )Nzgetbuffer on closed file)re r! r� r� )rD r? r? r@ � getbuffera s zBytesIO.getbufferc s" | j d k r| j �� t� �� d S )N)r� �clear�superr2 )rD )rR r? r@ r2 h s z BytesIO.closer c C s� | j rtd��|d kr d}n4y |j}W n" tk rH t|�d���Y nX |� }|dk rbt| j�}t| j�| jkrvdS tt| j�| j| �}| j| j|� }|| _t |�S )Nzread from closed filer z is not an integerr � ) re r! rp r, r r r� r� rk r )rD rm rt Znewposr r? r? r@ rr m s" z BytesIO.readc C s | � |�S )N)rr )rD rm r? r? r@ r� � s z BytesIO.read1c C s� | j rtd��t|t�r td��t|�� }|j}W d Q R X |dkrFdS | j}|t| j �krzd|t| j � }| j |7 _ || j ||| �< | j|7 _|S )Nzwrite to closed filez can't write str to binary streamr � ) re r! r r r r� �nbytesr� r r� )rD r Zviewrl rV Zpaddingr? r? r@ r � s z BytesIO.writer c C s� | j rtd��y |j}W n" tk r: t|�d���Y nX |� }|dkrh|dk r`td|f ��|| _nD|dkr�td| j| �| _n(|dkr�tdt| j�| �| _ntd��| jS )Nzseek on closed filez is not an integerr znegative seek position %rr r zunsupported whence value) re r! rp r, r r� �maxr r� )rD rV rW � pos_indexr? r? r@ rU � s" z BytesIO.seekc C s | j rtd��| jS )Nztell on closed file)re r! r� )rD r? r? r@ rX � s z BytesIO.tellc C sx | j rtd��|d kr | j}nJy |j}W n" tk rJ t|�d���Y nX |� }|dk rhtd|f ��| j|d �= |S )Nztruncate on closed filez is not an integerr z negative truncate position %r)re r! r� rp r, r r� )rD rV r� r? r? r@ rY � s zBytesIO.truncatec C s | j rtd��dS )Nz I/O operation on closed file.T)re r! )rD r? r? r@ ra � s zBytesIO.readablec C s | j rtd��dS )Nz I/O operation on closed file.T)re r! )rD r? r? r@ rc � s zBytesIO.writablec C s | j rtd��dS )Nz I/O operation on closed file.T)re r! )rD r? r? r@ r^ � s zBytesIO.seekable)N)r )r )r )N)rH rI rJ r� r� r� r� r� r2 rr r� r rU rX rY ra rc r^ � __classcell__r? r? )rR r@ r� F s r� c @ st e Zd Zefdd�Zdd� Zdd� Zddd �Zdd d �Zd d d�Z d dd�Z d dd�Z dd� Z dd� Z d dd�ZdS ) r/ c C sF |� � std��t�| |� |dkr,td��|| _| �� t� | _d S )Nz "raw" argument must be readable.r zinvalid buffer size) ra r+ r� r� r! � buffer_size�_reset_read_buf�Lock� _read_lock)rD r: r� r? r? r@ r� � s zBufferedReader.__init__c C s | j �� S )N)r: ra )rD r? r? r@ ra � s zBufferedReader.readablec C s d| _ d| _d S )Nr� r )� _read_buf� _read_pos)rD r? r? r@ r� � s z BufferedReader._reset_read_bufNc C s4 |d k r|dk rt d��| j� | �|�S Q R X d S )Nr z invalid number of bytes to read)r! r� �_read_unlocked)rD rm r? r? r@ rr � s zBufferedReader.readc C s� d}d}| j }| j}|d ks$|dkr�| �� t| jd�rj| j�� }|d krZ||d � pXd S ||d � | S ||d � g}d}x2| j�� }||kr�|}P |t|�7 }|�|� q~W d� |�p�|S t|�| } || kr�| j|7 _|||| � S ||d � g}t | j |�} xB| |k �rL| j�| �}||k�r2|}P | t|�7 } |�|� �q W t || �}d� |�} | |d � | _ d| _| �r�| d |� S |S )Nr� )r� Nr r� r ) r� r� r� ro r: r� rr r r| �joinr� r� rk ) rD rl Z nodata_valZ empty_valuesr� rV �chunkZchunksZ current_size�availZwanted�outr? r? r@ r� sN z BufferedReader._read_unlockedr c C s | j � | �|�S Q R X d S )N)r� �_peek_unlocked)rD rm r? r? r@ rh 5 s zBufferedReader.peekc C sr t || j�}t| j�| j }||k s,|dkrb| j| }| j�|�}|rb| j| jd � | | _d| _| j| jd � S )Nr )rk r� r r� r� r: rr )rD rl ZwantZhaveZto_readZcurrentr? r? r@ r� ? s z BufferedReader._peek_unlockedr c C sR |dk r| j }|dkrdS | j�( | �d� | �t|t| j�| j ��S Q R X d S )Nr r� r )r� r� r� r� rk r r� r� )rD rm r? r? r@ r� J s zBufferedReader.read1c C s t |t�st|�}|jdkr dS |�d�}d}| j�� x�|t|�k r�tt| j�| j t|��}|r�| j| j| j| � |||| �< | j|7 _||7 }|t|�kr�P t|�| | j kr�| j � ||d � �}|s�P ||7 }n|r�|s�| � d�s�P |r8|r8P q8W W d Q R X |S )Nr r� r ) r r� r� r� r� r rk r� r� r� r: r� r� )rD r� r� �writtenr� rl r? r? r@ r� \ s4 " zBufferedReader._readintoc C s t �| �t| j� | j S )N)r� rX r r� r� )rD r? r? r@ rX � s zBufferedReader.tellc C sX |t krtd��| j�8 |dkr4|t| j�| j 8 }t�| ||�}| �� |S Q R X d S )Nzinvalid whence valuer ) �valid_seek_flagsr! r� r r� r� r� rU r� )rD rV rW r? r? r@ rU � s zBufferedReader.seek)N)N)r )r )r )r )rH rI rJ r' r� ra r� rr r� rh r� r� r� rX rU r? r? r? r@ r/ � s 4 .r/ c @ s\ e Zd Zefdd�Zdd� Zdd� Zddd �Zd d � Zd d � Z dd� Z ddd�Z dd� Z dS )r. c C sF |� � std��t�| |� |dkr,td��|| _t� | _t� | _ d S )Nz "raw" argument must be writable.r zinvalid buffer size) rc r+ r� r� r! r� rq � _write_bufr� � _write_lock)rD r: r� r? r? r@ r� � s zBufferedWriter.__init__c C s | j �� S )N)r: rc )rD r? r? r@ rc � s zBufferedWriter.writablec C s� t |t�rtd��| j�� | jr(td��t| j�| jkr@| � � t| j�}| j� |� t| j�| }t| j�| jkr�y | � � W nl t k r� } zNt| j�| jkr�t| j�| j }||8 }| jd | j� | _t |j |j |��W d d }~X Y nX |S Q R X d S )Nz can't write str to binary streamzwrite to closed file)r r r r� re r! r r� r� �_flush_unlocked�extend�BlockingIOError�errno�strerror)rD r Zbeforer� �eZoverager? r? r@ r � s( "zBufferedWriter.writeNc C s8 | j �( | �� |d kr"| j�� }| j�|�S Q R X d S )N)r� r� r: rX rY )rD rV r? r? r@ rY � s zBufferedWriter.truncatec C s | j � | �� W d Q R X d S )N)r� r� )rD r? r? r@ r[ � s zBufferedWriter.flushc C s� | j rtd��xz| jr�y| j�| j�}W n tk rD td��Y nX |d kr\ttjdd��|t | j�ksr|dk rzt d��| jd |�= qW d S )Nzflush on closed filezHself.raw should implement RawIOBase: it should not raise BlockingIOErrorz)write could not complete without blockingr z*write() returned incorrect number of bytes) re r! r� r: r r� � RuntimeErrorr� ZEAGAINr r+ )rD rl r? r? r@ r� � s z BufferedWriter._flush_unlockedc C s t �| �t| j� S )N)r� rX r r� )rD r? r? r@ rX � s zBufferedWriter.tellr c C s8 |t krtd��| j� | �� t�| ||�S Q R X d S )Nzinvalid whence value)r� r! r� r� r� rU )rD rV rW r? r? r@ rU � s zBufferedWriter.seekc C sV | j � | jd ks| jr d S W d Q R X z | �� W d | j � | j�� W d Q R X X d S )N)r� r: re r[ r2 )rD r? r? r@ r2 � s zBufferedWriter.close)N)r ) rH rI rJ r' r� rc r rY r[ r� rX rU r2 r? r? r? r@ r. � s r. c @ s� e Zd Zefdd�Zd dd�Zdd� Zdd � Zd d d �Zd d d�Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zedd � �Zd S )!�BufferedRWPairc C s< |� � std��|�� s td��t||�| _t||�| _d S )Nz#"reader" argument must be readable.z#"writer" argument must be writable.)ra r+ rc r/ �readerr. �writer)rD r� r� r� r? r? r@ r� s zBufferedRWPair.__init__r c C s |d kr d}| j �|�S )Nr )r� rr )rD rm r? r? r@ rr s zBufferedRWPair.readc C s | j �|�S )N)r� r� )rD r r? r? r@ r� # s zBufferedRWPair.readintoc C s | j �|�S )N)r� r )rD r r? r? r@ r & s zBufferedRWPair.writer c C s | j �|�S )N)r� rh )rD rm r? r? r@ rh ) s zBufferedRWPair.peekc C s | j �|�S )N)r� r� )rD rm r? r? r@ r� , s zBufferedRWPair.read1c C s | j �|�S )N)r� r� )rD r r? r? r@ r� / s zBufferedRWPair.readinto1c C s | j �� S )N)r� ra )rD r? r? r@ ra 2 s zBufferedRWPair.readablec C s | j �� S )N)r� rc )rD r? r? r@ rc 5 s zBufferedRWPair.writablec C s | j �� S )N)r� r[ )rD r? r? r@ r[ 8 s zBufferedRWPair.flushc C s z| j �� W d | j�� X d S )N)r� r2 r� )rD r? r? r@ r2 ; s zBufferedRWPair.closec C s | j �� p| j�� S )N)r� r& r� )rD r? r? r@ r& A s zBufferedRWPair.isattyc C s | j jS )N)r� re )rD r? r? r@ re D s zBufferedRWPair.closedN)r )r )r )rH rI rJ r' r� rr r� r rh r� r� ra rc r[ r2 r& r� re r? r? r? r@ r� s r� c @ sj e Zd Zefdd�Zddd�Zdd� Zdd d �Zdd d �Zd d� Z ddd�Z d dd�Z dd� Z dd� Z dS ) r- c C s( |� � t�| ||� t�| ||� d S )N)r` r/ r� r. )rD r: r� r? r? r@ r� R s zBufferedRandom.__init__r c C s� |t krtd��| �� | jrJ| j� | j�| jt| j� d� W d Q R X | j�||�}| j� | � � W d Q R X |dk r�t d��|S )Nzinvalid whence valuer r z seek() returned invalid position) r� r! r[ r� r� r: rU r� r r� r+ )rD rV rW r? r? r@ rU W s $zBufferedRandom.seekc C s | j rt�| �S t�| �S d S )N)r� r. rX r/ )rD r? r? r@ rX h s zBufferedRandom.tellNc C s |d kr| � � }t�| |�S )N)rX r. rY )rD rV r? r? r@ rY n s zBufferedRandom.truncatec C s |d kr d}| � � t�| |�S )Nr )r[ r/ rr )rD rm r? r? r@ rr t s zBufferedRandom.readc C s | � � t�| |�S )N)r[ r/ r� )rD r r? r? r@ r� z s zBufferedRandom.readintoc C s | � � t�| |�S )N)r[ r/ rh )rD rm r? r? r@ rh ~ s zBufferedRandom.peekr c C s | � � t�| |�S )N)r[ r/ r� )rD rm r? r? r@ r� � s zBufferedRandom.read1c C s | � � t�| |�S )N)r[ r/ r� )rD r r? r? r@ r� � s zBufferedRandom.readinto1c C sF | j r:| j�( | j�| jt| j � d� | �� W d Q R X t�| |�S )Nr ) r� r� r: rU r� r r� r. r )rD r r? r? r@ r � s zBufferedRandom.write)r )N)N)r )r )rH rI rJ r' r� rU rX rY rr r� rh r� r� r r? r? r? r@ r- I s r- c s� e Zd ZdZdZdZdZdZdZdZ d0dd�Z dd � Z d d � Z d d � Z dd� Zd1dd�Zd2dd�Zdd� Zdd� Zdd� Zefdd�Zd d � Zd3d d �Z� fd d!�Zd"d#� Zd$d%� Zd&d'� Zd(d)� Z d*d+� Z e d,d-� �Z e d.d/� �Z � Z!S )4r% r FNTr c C sB | j dkr*z| jr t�| j � W d d| _ X t|t�r<td��t|t�r\|}|dk r`td��nd}t|t �sxtd|f ��t |�t d�ks�td|f ��t dd� |D ��d ks�|� d �d kr�td ��d |kr�d | _ d | _tjtjB }nTd|kr�d | _d}n@d|k�rd | _tjtjB }n"d|k�r8d | _d | _tjtjB }d |k�rNd | _d | _| j�rj| j�rj|tjO }n | j�r~|tjO }n |tjO }|ttdd�O }ttdd��p�ttdd�}||O }d }�yT|dk �r:|�s�td��|d k�r�t�||d�}n0|||�}t|t��std��|dk �r$td��|}|�s:t�|d� || _t� |�} y(t � | j ��rpt t!j"t�#t!j"�|��W n t$k �r� Y nX t| dd�| _%| j%d k�r�t&| _%t'�r�t'|tj(� || _)| j�ryt�*|dt+� W n4 tk �r } z| j!t!j,k�r � W d d } ~ X Y nX W n" |d k �r0t�|� � Y nX || _ d S )Nr r z$integer argument expected, got floatznegative file descriptorzinvalid mode: %szxrwab+c s s | ]}|d kV qdS )ZrwaxNr? )�.0�cr? r? r@ � <genexpr>� s z"FileIO.__init__.<locals>.<genexpr>r r zKMust have exactly one of create/read/write/append mode and at most one plusr Tr r r �O_BINARYZ O_NOINHERIT� O_CLOEXECz'Cannot use closefd=False with file namei� z expected integer from openerzNegative file descriptorFr* )-�_fd�_closefdr r2 r �floatr r r! r r �sum�count�_created� _writable�O_EXCL�O_CREAT� _readable�O_TRUNC� _appending�O_APPEND�O_RDWR�O_RDONLY�O_WRONLY�getattrrA r+ �set_inheritabler( �stat�S_ISDIR�st_mode�IsADirectoryErrorr� ZEISDIRr� r, �_blksizer' �_setmoder� rS �lseekr ZESPIPE) rD r3 r1 r8 r �fd�flagsZnoinherit_flagZowned_fdZfdfstatr� r? r? r@ r� � s� $ zFileIO.__init__c C sB | j dkr>| jr>| js>dd l}|jd| f td| d� | �� d S )Nr zunclosed file %rr )� stacklevel�source)r� r� re r" r# �ResourceWarningr2 )rD r" r? r? r@ r] s zFileIO.__del__c C s t d| jj��d S )Nz cannot serialize '%s' object)r rR rH )rD r? r? r@ r� s zFileIO.__getstate__c C sl d| j j| j jf }| jr"d| S y | j}W n& tk rR d|| j| j| jf S X d||| j| jf S d S )Nz%s.%sz <%s [closed]>z <%s fd=%d mode=%r closefd=%r>z <%s name=%r mode=%r closefd=%r>) rR rI rJ re rS r, r� r1 r� )rD � class_namerS r? r? r@ r� s zFileIO.__repr__c C s | j std��d S )NzFile not open for reading)r� rP )rD r? r? r@ rb - s zFileIO._checkReadablec C s | j std��d S )NzFile not open for writing)r� rP )rD r_ r? r? r@ rd 1 s zFileIO._checkWritablec C sP | � � | �� |d ks |dk r(| �� S yt�| j|�S tk rJ d S X d S )Nr )rZ rb r� r rr r� r� )rD rm r? r? r@ rr 5 s z FileIO.readc C s� | � � | �� t}y6t�| jdt�}t�| j�j}||krH|| d }W n t k r^ Y nX t � }xnt |�|kr�t |�}|t |t�7 }|t |� }yt� | j|�}W n tk r� |r�P d S X |s�P ||7 }qhW t|�S )Nr r )rZ rb r' r r� r� r r( �st_sizer+ rq r r� rr r� r )rD �bufsizerV �endr; rl r� r? r? r@ r� E s4 zFileIO.readallc C s4 t |��d�}| �t|��}t|�}||d |�< |S )Nr� )r� r� rr r )rD r �mr� rl r? r? r@ r� h s zFileIO.readintoc C s8 | � � | �� yt�| j|�S tk r2 d S X d S )N)rZ rd r r r� r� )rD r r? r? r@ r p s z FileIO.writec C s* t |t�rtd��| �� t�| j||�S )Nzan integer is required)r r� r rZ r r� r� )rD rV rW r? r? r@ rU ~ s z FileIO.seekc C s | � � t�| jdt�S )Nr )rZ r r� r� r )rD r? r? r@ rX � s z FileIO.tellc C s2 | � � | �� |d kr | �� }t�| j|� |S )N)rZ rd rX r � ftruncater� )rD rm r? r? r@ rY � s zFileIO.truncatec s. | j s*z| jrt�| j� W d t� �� X d S )N)re r� r r2 r� r� )rD )rR r? r@ r2 � s z FileIO.closec C sF | � � | jd kr@y | �� W n tk r8 d| _Y nX d| _| jS )NFT)rZ � _seekablerX r+ )rD r? r? r@ r^ � s zFileIO.seekablec C s | � � | jS )N)rZ r� )rD r? r? r@ ra � s zFileIO.readablec C s | � � | jS )N)rZ r� )rD r? r? r@ rc � s zFileIO.writablec C s | � � | jS )N)rZ r� )rD r? r? r@ r) � s z FileIO.filenoc C s | � � t�| j�S )N)rZ r r& r� )rD r? r? r@ r& � s z FileIO.isattyc C s | j S )N)r� )rD r? r? r@ r8 � s zFileIO.closefdc C sJ | j r| jrdS dS n0| jr,| jr&dS dS n| jrB| jr<dS dS ndS d S )Nzxb+Zxbzab+Zabzrb+�rb�wb)r� r� r� r� )rD r? r? r@ r1 � s z FileIO.mode)r TN)N)N)N)"rH rI rJ r� r� r� r� r� r� r� r� r] r� r� rb rd rr r� r� r r rU rX rY r2 r^ ra rc r) r& r� r8 r1 r� r? r? )rR r@ r% � s8 y # r% c @ s\ e Zd Zddd�Zdd� Zddd�Zd d � Zd d � Zed d� �Z edd� �Z edd� �Z dS )� TextIOBaser c C s | � d� d S )Nrr )rT )rD rm r? r? r@ rr � s zTextIOBase.readc C s | � d� d S )Nr )rT )rD �sr? r? r@ r � s zTextIOBase.writeNc C s | � d� d S )NrY )rT )rD rV r? r? r@ rY s zTextIOBase.truncatec C s | � d� d S )Nrv )rT )rD r? r? r@ rv s zTextIOBase.readlinec C s | � d� d S )Nr� )rT )rD r? r? r@ r� s zTextIOBase.detachc C s d S )Nr? )rD r? r? r@ r5 s zTextIOBase.encodingc C s d S )Nr? )rD r? r? r@ �newlines s zTextIOBase.newlinesc C s d S )Nr? )rD r? r? r@ r6 # s zTextIOBase.errors)r )N) rH rI rJ rr r rY rv r� r� r5 r� r6 r? r? r? r@ r� � s r� c @ sP e Zd Zddd�Zddd�Zdd� Zd d � Zd d � Zd ZdZ dZ e dd� �Z dS )�IncrementalNewlineDecoder�strictc C s, t jj| |d� || _|| _d| _d| _d S )N)r6 r F)�codecs�IncrementalDecoderr� � translate�decoder�seennl� pendingcr)rD r� r� r6 r? r? r@ r� 4 s z"IncrementalNewlineDecoder.__init__Fc C s� | j d kr|}n| j j||d�}| jr<|s.|r<d| }d| _|�d�r\|s\|d d� }d| _|�d�}|�d�| }|�d�| }| j|o�| j|o�| jB |o�| jB O _| j r�|r�|� dd�}|r�|� dd�}|S )N)�final� Fr Tz � ) r� �decoder� rs r� r� �_LF�_CR�_CRLFr� �replace)rD �inputr� �outputZcrlfZcrZlfr? r? r@ r� ; s( " z IncrementalNewlineDecoder.decodec C s@ | j d krd}d}n| j �� \}}|dK }| jr8|dO }||fS )Nr� r r )r� �getstater� )rD r� �flagr? r? r@ r Z s z"IncrementalNewlineDecoder.getstatec C s8 |\}}t |d@ �| _| jd k r4| j�||d? f� d S )Nr )�boolr� r� �setstate)rD �stater� r r? r? r@ r e s z"IncrementalNewlineDecoder.setstatec C s$ d| _ d| _| jd k r | j�� d S )Nr F)r� r� r� �reset)rD r? r? r@ r k s z IncrementalNewlineDecoder.resetr r � c C s d| j S )N)Nr� r� )r� r� z )r� z )r� z )r� r� z )r� )rD r? r? r@ r� u s z"IncrementalNewlineDecoder.newlinesN)r� )F) rH rI rJ r� r� r r r r� r� r� r� r� r? r? r? r@ r� - s r� c @ sr e Zd ZdZdZdNdd�Zdd� ZdOdd �Zd d � Ze d d � �Z e dd� �Z e dd� �Z e dd� �Z e dd� �Zddeddd�dd�Zdd� Zdd � Zd d � Zd d � Zd!d"� Ze d#d$� �Ze d%d&� �Zd'd(� Zd)d*� Zd+d,� Zd-d.� Zd/d0� Z d1d2� Z dPd3d4�Z d5d6� Z d7d8� Z dQd:d;�Z!d<d=� Z"d>d?� Z#dRd@dA�Z$dBdC� Z%dSdDdE�Z&dTdFdG�Z'dHdI� Z(dUdJdK�Z)e dLdM� �Z*dS )Vr0 i NFc C s | � |� |d krvyt�|�� �}W n ttfk r< Y nX |d krvy dd l}W n tk rj d}Y n X |�d�}t |t �s�t d| ��t � |�js�d}t|| ��|d kr�d}nt |t �s�t d| ��|| _d| _d| _d | _| j�� | _| _t| jd �| _| �|||||� d S ) Nr �asciiFzinvalid encoding: %rzG%r is not a text encoding; use codecs.open() to handle arbitrary codecsr� zinvalid errors: %rr r� )�_check_newliner �device_encodingr) r, rP �locale� ImportError�getpreferredencodingr r r! r� �lookup�_is_text_encoding� LookupErrorr� �_decoded_chars�_decoded_chars_used� _snapshotr> r^ r� �_tellingro � _has_read1� _configure) rD r> r5 r6 r7 r< � write_throughr r_ r? r? r@ r� � s: zTextIOWrapper.__init__c C s> |d k r$t |t�s$tdt|�f ��|dkr:td|f ��d S )Nzillegal newline type: %r)Nr r� r� z zillegal newline value: %r)r r r �typer! )rD r7 r? r? r@ r � s z TextIOWrapper._check_newlinec C s� || _ || _d | _d | _d| _| | _|d k| _|| _|dk| _|pHt j | _ || _ || _ | jr�| �� r�| j�� }|dkr�y| �� �d� W n tk r� Y nX d S )Ng r r )� _encoding�_errors�_encoder�_decoder� _b2cratio�_readuniversal�_readtranslate�_readnl�_writetranslater �linesep�_writenl�_line_buffering�_write_throughr� rc r> rX � _get_encoderr r )rD r5 r6 r7 r< r �positionr? r? r@ r � s& zTextIOWrapper._configurec C s� d� | jj| jj�}y | j}W n tk r2 Y nX |d� |�7 }y | j}W n tk r` Y nX |d� |�7 }|d� | j� S )Nz<{}.{}z name={0!r}z mode={0!r}z encoding={0!r}>)r� rR rI rJ rS r� r1 r5 )rD r; rS r1 r? r? r@ r� � s zTextIOWrapper.__repr__c C s | j S )N)r )rD r? r? r@ r5 s zTextIOWrapper.encodingc C s | j S )N)r )rD r? r? r@ r6 s zTextIOWrapper.errorsc C s | j S )N)r% )rD r? r? r@ r< s z TextIOWrapper.line_bufferingc C s | j S )N)r& )rD r? r? r@ r s zTextIOWrapper.write_throughc C s | j S )N)r� )rD r? r? r@ r> s zTextIOWrapper.buffer)r5 r6 r7 r< r c C s� | j d k r*|d k s"|d k s"|tk r*td��|d krH|d krB| j}q^d}nt|t�s^td| ��|d krn| j}nt|t�s�td| ��|tkr�| j}| � |� |d kr�| j }|d kr�| j }| � � | � |||||� d S )NzPIt is not possible to set the encoding or newline of stream after the first readr� zinvalid errors: %rzinvalid encoding: %r)r �EllipsisrP r r r r r r! r r< r r[ r )rD r5 r6 r7 r< r r? r? r@ � reconfigure s2 zTextIOWrapper.reconfigurec C s | j rtd��| jS )Nz I/O operation on closed file.)re r! r� )rD r? r? r@ r^ C s zTextIOWrapper.seekablec C s | j �� S )N)r> ra )rD r? r? r@ ra H s zTextIOWrapper.readablec C s | j �� S )N)r> rc )rD r? r? r@ rc K s zTextIOWrapper.writablec C s | j �� | j| _d S )N)r> r[ r� r )rD r? r? r@ r[ N s zTextIOWrapper.flushc C s. | j d k r*| js*z | �� W d | j �� X d S )N)r> re r[ r2 )rD r? r? r@ r2 R s zTextIOWrapper.closec C s | j jS )N)r> re )rD r? r? r@ re Y s zTextIOWrapper.closedc C s | j jS )N)r> rS )rD r? r? r@ rS ] s zTextIOWrapper.namec C s | j �� S )N)r> r) )rD r? r? r@ r) a s zTextIOWrapper.filenoc C s | j �� S )N)r> r& )rD r? r? r@ r& d s zTextIOWrapper.isattyc C s� | j rtd��t|t�s(td|jj ��t|�}| js<| j oBd|k}|rf| jrf| j dkrf|� d| j �}| j pr| � � }|�|�}| j�|� | j r�|s�d|kr�| �� | �d� d | _| jr�| j�� |S )Nzwrite to closed filez can't write %s to text streamr� r� r )re r! r r r rR rH r r" r% r$ r� r r' �encoder> r r[ �_set_decoded_charsr r r )rD r� �lengthZhaslf�encoderr r? r? r@ r g s& zTextIOWrapper.writec C s t �| j�}|| j�| _| jS )N)r� �getincrementalencoderr r r )rD Z make_encoderr? r? r@ r' ~ s zTextIOWrapper._get_encoderc C s2 t �| j�}|| j�}| jr(t|| j�}|| _|S )N)r� �getincrementaldecoderr r r r� r r )rD Z make_decoderr� r? r? r@ � _get_decoder� s zTextIOWrapper._get_decoderc C s || _ d| _d S )Nr )r r )rD �charsr? r? r@ r, � s z TextIOWrapper._set_decoded_charsc C sF | j }|d kr | j|d � }n| j||| � }| j t|�7 _ |S )N)r r r )rD rl �offsetr2 r? r? r@ �_get_decoded_chars� s z TextIOWrapper._get_decoded_charsc C s$ | j |k rtd��| j |8 _ d S )Nz"rewind decoded_chars out of bounds)r �AssertionError)rD rl r? r? r@ �_rewind_decoded_chars� s z#TextIOWrapper._rewind_decoded_charsc C s� | j d krtd��| jr&| j �� \}}| jr<| j�| j�}n| j�| j�}| }| j � ||�}| � |� |r�t |�t | j � | _ nd| _ | jr�||| f| _| S )Nz no decoderg )r r! r r r r> r� � _CHUNK_SIZErr r� r, r r r r )rD � dec_buffer� dec_flags� input_chunk�eofZ decoded_charsr? r? r@ � _read_chunk� s zTextIOWrapper._read_chunkr c C s( ||d> B |d> B |d> B t |�d> B S )N�@ � � � )r )rD r( r9 � bytes_to_feed�need_eof� chars_to_skipr? r? r@ � _pack_cookie� s zTextIOWrapper._pack_cookiec C sF t |d�\}}t |d�\}}t |d�\}}t |d�\}}|||||fS )Nl )�divmod)rD Zbigint�restr( r9 rA rB rC r? r? r@ �_unpack_cookie� s z TextIOWrapper._unpack_cookiec C s: | j std��| js td��| �� | j�� }| j}|d ksF| jd krX| j rTt d��|S | j\}}|t |�8 }| j }|dkr�| � ||�S |�� }�z�t| j| �}d}x�|dk�r"|�d|f� t |�|d |� ��} | |k�r|�� \} } | s�| }|| 8 }P |t | �8 }d}q�||8 }|d }q�W d}|�d|f� || } |} |dk�rX| � | | �S d}d}d}x�t|t |��D ]t}|d7 }|t |�|||d � ��7 }|�� \}}|�s�||k�r�| |7 } ||8 }|dd } }}||k�rtP �qtW |t |jddd ��7 }d}||k �rtd ��| � | | |||�S |�|� X d S ) Nz!underlying stream is not seekablez(telling position disabled by next() callzpending decoded textr r r� r T)r� z'can't reconstruct logical file position)r� rP r r+ r[ r> rX r r r r5 r r rD r r r r r� �range)rD r( r� r9 Z next_inputrC Z saved_stateZ skip_bytesZ skip_backrl r �d� start_posZ start_flagsZ bytes_fedrB Z chars_decoded�ir8 r? r? r@ rX � sv zTextIOWrapper.tellc C s$ | � � |d kr| �� }| j�|�S )N)r[ rX r> rY )rD rV r? r? r@ rY A s zTextIOWrapper.truncatec C s* | j d krtd��| �� | j}d | _|S )Nzbuffer is already detached)r> r! r[ r� )rD r> r? r? r@ r� G s zTextIOWrapper.detachc s� � fdd�}� j rtd��� js(td��|dkrL|dkr@td��d}� �� }|dkr�|dkrdtd ��� �� � j�dd�}� �d � d � _ � j r�� j � � ||� |S |dkr�td |f ��|dk r�td |f ��� �� � � |�\}}}}} � j�|� � �d � d � _ |dk�r(� j �r(� j � � n@� j �s<|�s<| �rh� j �pJ� � � � _ � j �d |f� |d f� _ | �r�� j�|�} � �� j �| |�� || f� _ t� j�| k �r�td��| � _||� |S )Nc sH y� j p� �� }W n tk r& Y n X | dkr<|�d� n|�� d S )Nr )r r' r r r )r( r. )rD r? r@ �_reset_encoderP s z*TextIOWrapper.seek.<locals>._reset_encoderztell on closed filez!underlying stream is not seekabler r z#can't do nonzero cur-relative seeksr z#can't do nonzero end-relative seeksr zunsupported whence (%r)znegative seek position %rr� z#can't restore logical file position)re r! r� rP rX r[ r> rU r, r r r rG r1 r rr r� r r r+ r ) rD ZcookierW rL r( rJ r9 rA rB rC r: r? )rD r@ rU O s\ zTextIOWrapper.seekc C s� | � � |d krd}n4y |j}W n" tk rB t|�d���Y nX |� }| jpV| �� }|dk r�| �� |j| j� � dd� }| � d� d | _ |S d}| �|�}x4t |�|k r�|s�| � � }|| �|t |� �7 }q�W |S d S )Nr z is not an integerr T)r� r F)rb rp r, r r r1 r4 r� r> rr r, r r r< )rD rm rt r� r; r; r? r? r@ rr � s* zTextIOWrapper.readc C s( d| _ | �� }|s$d | _| j| _ t�|S )NF)r rv r r� rx )rD ry r? r? r@ rz � s zTextIOWrapper.__next__c C s | j rtd��|d kr d}n4y |j}W n" tk rH t|�d���Y nX |� }| �� }d}| jsj| �� d }}�xV| jr�|� d|�}|dkr�|d }P nt |�}n�| j �r>|� d|�}|� d|�}|dkr�|dkr�t |�}n |d }P nP|dk�r|d }P n:||k �r|d }P n$||d k�r2|d }P n |d }P n&|� | j �}|dk�rd|t | j � }P |dk�r�t |�|k�r�|}P x| � � �r�| j�r�P �q�W | j�r�|| �� 7 }qv| �d � d | _|S qvW |dk�r�||k�r�|}| �t |�| � |d |� S ) Nzread from closed filer z is not an integerr r� r r� r r )re r! rp r, r r4 r r1 r rj r r r! r< r r, r r6 ) rD rm rt ry �startrV �endposZnlposZcrposr? r? r@ rv � sv zTextIOWrapper.readlinec C s | j r| j jS d S )N)r r� )rD r? r? r@ r� s zTextIOWrapper.newlines)NNNFF)NNNFF)N)r r r r )N)r )N)N)+rH rI rJ r7 r� r� r r r� r� r5 r6 r< r r> r) r* r^ ra rc r[ r2 re rS r) r& r r' r1 r, r4 r6 r< rD rG rX rY r� rU rr rz rv r� r? r? r? r@ r0 � sT ' # ' * c K ]r0 c sN e Zd Zd� fdd� Zdd� Zdd� Zed d � �Zed d � �Zd d� Z � Z S )�StringIOr r� c sf t t| �jt� dd|d� |d kr(d| _|d k rbt|t�sNtd�t |�j ���| � |� | � d� d S )Nzutf-8� surrogatepass)r5 r6 r7 Fz*initial_value must be str or None, not {0}r ) r� rO r� r� r" r r r r� r rH r rU )rD Z initial_valuer7 )rR r? r@ r� ( s zStringIO.__init__c C sL | � � | jp| �� }|�� }|�� z|j| j�� dd�S |�|� X d S )NT)r� ) r[ r r1 r r r� r> r� r )rD r� Z old_stater? r? r@ r� 8 s zStringIO.getvaluec C s t �| �S )N)�objectr� )rD r? r? r@ r� B s zStringIO.__repr__c C s d S )Nr? )rD r? r? r@ r6 G s zStringIO.errorsc C s d S )Nr? )rD r? r? r@ r5 K s zStringIO.encodingc C s | � d� d S )Nr� )rT )rD r? r? r@ r� O s zStringIO.detach)r r� ) rH rI rJ r� r� r� r� r6 r5 r� r� r? r? )rR r@ rO ! s rO )r r NNNTN)2r �abcr� r� r� �sys�_threadr r� �platformZmsvcrtr r� �ior r r r r� ro �addr � SEEK_DATAr' r� rA rB rK rP r, r+ r! �ABCMetarQ �registerr� �_ior% r� r� r� r/ r. r� r- r� r� r� r0 rO r? r? r? r@ �<module> sr T = g i CiIJ Y@ U $
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