U
    @vg2                     @   s  d dl mZ d dlZd dlZd dlZd dlZd dlZd dlZd dlmZm	Z	 d dl
mZ d dlmZ d dlmZ d dlmZ zd dlZW n ek
r   d dlZY nX zd dlmZ W n ek
r   dZY nX d d	lmZ eZe Zd e_e	d
ZG dd deZer&erdd Z ndd Z ner6dd Z ndd Z ej!d%ddZ"dd Z#G dd dej$Z%dd Z&G dd dej'Z(G dd dej)j*Z+G dd  d eZ,G d!d" d"eZ-d#d$ Z.dS )&    )absolute_importN)Filter	getLogger)PY2)WINDOWS)DEPRECATION_MSG_PREFIX)
ensure_dir)colorama)Forezpip.subprocessorc                   @   s   e Zd ZdZdS )BrokenStdoutLoggingErrorzO
    Raised if BrokenPipeError occurs for the stdout stream while logging.
    N)__name__
__module____qualname____doc__ r   r   ?/tmp/pip-unpacked-wheel-gw11q0wt/pip/_internal/utils/logging.pyr   ;   s   r   c                 C   s   | t ko|jtjtjfkS z1See the docstring for non-Windows Python 3 below.)IOErrorerrnoEINVALEPIPE	exc_classexcr   r   r   _is_broken_pipe_errorI   s    r   c                 C   s"   | t kp | tko |jtjtjfkS r   )BrokenPipeErrorOSErrorr   r   r   r   r   r   r   r   O   s    c                 C   s   | t ko|jtjkS r   )r   r   r   r   r   r   r   r   U   s    c                 C   s   | t kS )z
        Return whether an exception is a broken pipe error.

        Args:
          exc_class: an exception class.
          exc: an exception instance.
        )r   r   r   r   r   r   Z   s       c              	   c   s.   t  j| 7  _z
dV  W 5 t  j| 8  _X dS )zv
    A context manager which will cause the log output to be indented for any
    log messages emitted inside it.
    N)
_log_stateindentation)numr   r   r   
indent_loge   s    
r!   c                   C   s   t tddS )Nr   r   )getattrr   r   r   r   r   get_indentationr   s    r#   c                       s0   e Zd Z fddZdd Z fddZ  ZS )IndentingFormatterc                    s$   | dd| _tt| j|| dS )z
        A logging.Formatter that obeys the indent_log() context manager.

        :param add_timestamp: A bool indicating output lines should be prefixed
            with their record's timestamp.
        add_timestampFN)popr%   superr$   __init__)selfargskwargs	__class__r   r   r(   x   s    zIndentingFormatter.__init__c                 C   s.   |t jk rdS |trdS |t jk r*dS dS )zv
        Return the start of the formatted log message (not counting the
        prefix to add to each line).
         z	WARNING: zERROR: )loggingWARNING
startswithr   ERROR)r)   	formattedlevelnor   r   r   get_message_start   s    


z$IndentingFormatter.get_message_startc                    sz   t t| |}| ||j}|| }d | jrJ| |d}d||jf   dt  7  d	 fdd|
dD }|S )z
        Calls the standard formatter, but will indent all of the log message
        lines by our current indentation level.
        r.   z%Y-%m-%dT%H:%M:%Sz%s,%03d  c                    s   g | ]} | qS r   r   ).0lineprefixr   r   
<listcomp>   s   z-IndentingFormatter.format.<locals>.<listcomp>T)r'   r$   formatr5   r4   r%   
formatTimemsecsr#   join
splitlines)r)   recordr3   message_starttr,   r9   r   r<      s    zIndentingFormatter.format)r   r   r   r(   r5   r<   __classcell__r   r   r,   r   r$   v   s   
r$   c                     s    fdd}|S )Nc                    s   d t | tjjg S )Nr.   )r?   listr	   Style	RESET_ALL)inpcolorsr   r   wrapped   s    z_color_wrap.<locals>.wrappedr   )rJ   rK   r   rI   r   _color_wrap   s    rL   c                       sh   e Zd Zer.ejeejfej	eej
fgZng ZdddZdd Zdd Zdd	 Z fd
dZ  ZS )ColorizedStreamHandlerNc                 C   s.   t j| | || _tr*tr*t| j| _d S N)r/   StreamHandlerr(   	_no_colorr   r	   AnsiToWin32stream)r)   rR   no_colorr   r   r   r(      s    zColorizedStreamHandler.__init__c                 C   s"   t rtr| jjtjkS | jtjkS )zA
        Return whether the handler is using sys.stdout.
        )r   r	   rR   rK   sysstdoutr)   r   r   r   _using_stdout   s    z$ColorizedStreamHandler._using_stdoutc                 C   sX   t r
| jrdS t| jt js"| jn| jj}t|dr@| r@dS tj	
ddkrTdS dS )NFisattyTTERMANSI)r	   rP   
isinstancerR   rQ   rK   hasattrrX   osenvironget)r)   real_streamr   r   r   should_color   s    
z#ColorizedStreamHandler.should_colorc                 C   s@   t j| |}|  r<| jD ]\}}|j|kr||} q<q|S rN   )r/   rO   r<   ra   COLORSr4   )r)   rA   msglevelcolorr   r   r   r<      s    
zColorizedStreamHandler.formatc                    s@   t  d d \}}|r0|  r0t||r0t tt| |S )Nr   )rT   exc_inforW   r   r   r'   rM   handleError)r)   rA   r   r   r,   r   r   rg      s    z"ColorizedStreamHandler.handleError)NN)r   r   r   r	   r/   r2   rL   r
   REDr0   YELLOWrb   r(   rW   ra   r<   rg   rD   r   r   r,   r   rM      s   

rM   c                   @   s   e Zd Zdd ZdS )BetterRotatingFileHandlerc                 C   s    t tj| j tjj| S rN   )	r   r]   pathdirnamebaseFilenamer/   handlersRotatingFileHandler_openrV   r   r   r   rp      s    zBetterRotatingFileHandler._openN)r   r   r   rp   r   r   r   r   rj      s   rj   c                   @   s   e Zd Zdd Zdd ZdS )MaxLevelFilterc                 C   s
   || _ d S rN   )rd   )r)   rd   r   r   r   r(     s    zMaxLevelFilter.__init__c                 C   s   |j | jk S rN   )r4   rd   r)   rA   r   r   r   filter  s    zMaxLevelFilter.filterN)r   r   r   r(   rs   r   r   r   r   rq      s   rq   c                       s    e Zd ZdZ fddZ  ZS )ExcludeLoggerFilterzQ
    A logging Filter that excludes records from a logger (or its children).
    c                    s   t t| | S rN   )r'   rt   rs   rr   r,   r   r   rs     s    zExcludeLoggerFilter.filter)r   r   r   r   rs   rD   r   r   r,   r   rt   	  s   rt   c                 C   sf  | dkrd}n.| dkrd}n | dkr*d}n| dkr8d}nd	}t t|}|d
k	}|r\|}d}nd}|}|dkrpdnd}ddd}	ddd}
dddg|rdgng  }tjdddtjddtjddtjddtddtdd d!d"||
d# ||	d$ d%d&gd'd(d|
d# ||	d) d%gd'd(||
d# ||	d) d*gd'd(d|
d+ |d d,d-d.||d/d0d1|iid2 |S )3znConfigures and sets up all of the logging

    Returns the requested logging level, as its integer value.
       DEBUGr0   r2   CRITICALINFONz	/dev/null)r{   r2   zext://sys.stdoutzext://sys.stderr)rU   stderrz2pip._internal.utils.logging.ColorizedStreamHandlerz5pip._internal.utils.logging.BetterRotatingFileHandler)rR   fileconsoleconsole_errorsconsole_subprocessuser_logFz*pip._internal.utils.logging.MaxLevelFilter)()rd   zlogging.Filter)r   namez/pip._internal.utils.logging.ExcludeLoggerFilter)exclude_warningsrestrict_to_subprocessexclude_subprocessz%(message)s)r   r<   T)r   r<   r%   )indentindent_with_timestamprR   rU   r   r   r   )rd   classrS   rR   filters	formatterr|   r   r}   r   )rd   r   filenamedelayr   )r~   r   r   r   )rd   rn   zpip._vendorrd   )versiondisable_existing_loggersr   
formattersrn   rootloggers)r"   r/   config
dictConfigr0   subprocess_loggerr   r$   )	verbosityrS   user_log_filerd   level_numberinclude_user_logadditional_log_file
root_levelvendored_log_levellog_streamshandler_classesrn   r   r   r   setup_logging  s    
		$ Jr   )r   )/
__future__r   
contextlibr   r/   logging.handlersr]   rT   r   r   Zpip._vendor.sixr   pip._internal.utils.compatr   pip._internal.utils.deprecationr   pip._internal.utils.miscr   	threadingImportErrorZdummy_threadingpip._vendorr	   	_colorama	ExceptionZpip._vendor.coloramar
   localr   r   r   r   r   contextmanagerr!   r#   	Formatterr$   rL   rO   rM   rn   ro   rj   rq   rt   r   r   r   r   r   <module>   sT   

		


2K	