B
    u9aU                 @   sx  d Z ddlZddlZddlZddlZddddddd	d
dddddddddgZejejddZ	e
dejejB Zdd Zdd ZdZdd eedD Zdd d!d"Zd>d$d%Zd&d' Zd(d) Zd*d+ ZG d,d dZG d-d deZd?d/dZi Zd@d0dZdAd1dZi ai ad2adBd3d	Z dCd4d
Z!dDd5dZ"d6d Z#d7d Z$d8d Z%d9d Z&d:d Z'd;d Z(d<d Z)d=d Z*eZ+dS )Ea  Internationalization and localization support.

This module provides internationalization (I18N) and localization (L10N)
support for your Python programs by providing an interface to the GNU gettext
message catalog library.

I18N refers to the operation by which a program is made aware of multiple
languages.  L10N refers to the adaptation of your program, once
internationalized, to the local language and cultural habits.

    NNullTranslationsGNUTranslationsCatalogfindtranslationinstall
textdomainbindtextdomainbind_textdomain_codesetdgettext	dngettextgettextlgettext	ldgettext
ldngettext	lngettextngettextZsharelocalea  
        (?P<WHITESPACES>[ \t]+)                    | # spaces and horizontal tabs
        (?P<NUMBER>[0-9]+\b)                       | # decimal integer
        (?P<NAME>n\b)                              | # only n is allowed
        (?P<PARENTHESIS>[()])                      |
        (?P<OPERATOR>[-*/%+?:]|[><!]=?|==|&&|\|\|) | # !, *, /, %, +, -, <, >,
                                                     # <=, >=, ==, !=, &&, ||,
                                                     # ? :
                                                     # unary and bitwise ops
                                                     # not allowed
        (?P<INVALID>\w+|.)                           # invalid token
    c             c   sT   xHt t| D ]8}|j}|dkr"q||}|dkr@td| |V  qW dV  d S )NWHITESPACESINVALIDz invalid token in plural form: %s )refinditer_token_pattern	lastgroupgroup
ValueError)pluralmokindvalue r!   /usr/lib/python3.7/gettext.py	_tokenizeV   s    

r#   c             C   s   | rt d|  S t dS d S )Nz#unexpected token in plural form: %szunexpected end of plural form)r   )r    r!   r!   r"   _errora   s    r$   ))z||)z&&)z==z!=)<>z<=z>=)+-)*/%c             C   s    i | ]\}}|D ]
}||qqS r!   r!   ).0iZopsopr!   r!   r"   
<dictcomp>o   s    r/      orandz//)z||z&&r*   c             C   s  d}t | }x|dkr(|d7 }t | }qW |dkr\t| \}}d||f }|dkrtdnP|dkrrd	||f }n:yt|d
}W n tk
r   t|d Y nX d||f }t | }d}xh|tkr t| }||k rP |dkr|dkrd| }t||}t| |d \}	}d|||	f }|}qW ||  kr:dkrFn nd| }|dkr|dkrt| d\}
}|dkrzt|t| \}}d|
||f }|dkrd| }||fS )Nr   !znot (z%s(%s))z%unbalanced parenthesis in plural formnz%s%s
   z%s%dd   )      z(%s)r0   z%s %s %sr;   ?r   :z%s if %s else %s)next_parser   intr$   _binary_ops	_c2py_opsget)tokenspriorityresultnexttoksubr    jr-   r.   rightif_trueif_falser!   r!   r"   r?   r   sP    



r?   c             C   sZ   yt | }W n( tk
r4   td| jjf d Y nX dd l}|d| jjf td | S )Nz'Plural value must be an integer, got %sr   r;   )round	TypeError	__class____name__warningswarnDeprecationWarning)r7   r-   rQ   r!   r!   r"   _as_int   s    
rT   c             C   s   t | dkrtdy~tt| \}}|r2t|d}x>|D ]6}|dkrb|d7 }|dkrrtdq<|dkr<|d8 }q<W d	ti}td
| | |d S  tk
r   tdY nX dS )zGets a C expression as used in PO files for plural forms and returns a
    Python function that implements an equivalent expression.
    i  z"plural form expression is too longr   r5   r0      z%plural form expression is too complexr6   rT   zif True:
            def func(n):
                if not isinstance(n, int):
                    n = _as_int(n)
                return int(%s)
            funcN)lenr   r?   r#   r$   rT   execRecursionError)r   rF   rG   depthcnsr!   r!   r"   c2py   s(    

r]   c             C   s8  t | } d}d}d}d}| d}|dkrN| |d  }| d | } ||O }nd}| d}|dkr| |d  }| d | } ||O }nd}| d}|dkr| |d  }| d | } ||O }nd}| }	g }
x`t|d D ]P}|| @ s|	}||@ r||7 }||@ r||7 }||@ r||7 }|
| qW |
  |
S )	Nr0      r;   r   @r   ._)r   	normalizer   rangeappendreverse)locCOMPONENT_CODESETCOMPONENT_TERRITORYCOMPONENT_MODIFIERmaskposmodifiercodeset	territorylanguageretr-   valr!   r!   r"   _expand_lang   sJ    







 
 
 rr   c               @   sp   e Zd ZdddZdd Zdd Zdd	 Zd
d Zdd Zdd Z	dd Z
dd Zdd Zdd ZdddZdS )r   Nc             C   s.   i | _ d | _d | _d | _|d k	r*| | d S )N)_info_charset_output_charset	_fallbackr?   )selffpr!   r!   r"   __init__   s    zNullTranslations.__init__c             C   s   d S )Nr!   )rw   rx   r!   r!   r"   r?     s    zNullTranslations._parsec             C   s   | j r| j | n|| _ d S )N)rv   add_fallback)rw   fallbackr!   r!   r"   rz   	  s    zNullTranslations.add_fallbackc             C   s   | j r| j |S |S )N)rv   r   )rw   messager!   r!   r"   r     s    zNullTranslations.gettextc             C   s2   | j r| j |S | jr$|| jS |t S )N)rv   r   ru   encoder   getpreferredencoding)rw   r|   r!   r!   r"   r     s
    zNullTranslations.lgettextc             C   s*   | j r| j |||S |dkr"|S |S d S )Nr0   )rv   r   )rw   msgid1msgid2r7   r!   r!   r"   r     s
    zNullTranslations.ngettextc             C   sH   | j r| j |||S |dkr$|}n|}| jr:|| jS |t S )Nr0   )rv   r   ru   r}   r   r~   )rw   r   r   r7   tmsgr!   r!   r"   r   #  s    zNullTranslations.lngettextc             C   s   | j S )N)rs   )rw   r!   r!   r"   info.  s    zNullTranslations.infoc             C   s   | j S )N)rt   )rw   r!   r!   r"   charset1  s    zNullTranslations.charsetc             C   s   | j S )N)ru   )rw   r!   r!   r"   output_charset4  s    zNullTranslations.output_charsetc             C   s
   || _ d S )N)ru   )rw   r   r!   r!   r"   set_output_charset7  s    z#NullTranslations.set_output_charsetc             C   sv   dd l }| j|jd< t|drrd|kr6|jd |jd< d|krJ| j|jd< d|kr^| j|jd< d|krr| j|jd< d S )Nr   ra   __contains__r   r   r   r   )builtinsr   __dict__hasattrr   r   r   )rw   namesr   r!   r!   r"   r   :  s    
zNullTranslations.install)N)N)rP   
__module____qualname__ry   r?   rz   r   r   r   r   r   r   r   r   r   r!   r!   r!   r"   r      s   
c               @   sH   e Zd ZdZdZdZdd Zdd Zdd	 Zd
d Z	dd Z
dd ZdS )r   l   * l   $< )r   r0   c             C   s   |d? |d@ fS )z/Returns a tuple of major version, minor version   i  r!   )rw   versionr!   r!   r"   _get_versionsP  s    zGNUTranslations._get_versionsc       "      C   s  ddl m} t|dd}i  | _}dd | _| }t|}|d|dd	 d }|| jkr||d
|d	d \}}	}
}d}n6|| jkr|d|d	d \}}	}
}d}nt	dd|| 
|\}}|| jkrt	ddt| |xtd|	D ]}||||
|
d  \}}|| }|||||d  \}}|| }||k rd||k rd||| }||| }nt	dd||dkrXd}x|dD ]}|  }|sqd }}d|kr|dd\}}|  }| }|| j|< |}n|r| j|  d| 7  < |dkr"|dd | _n0|dkr|d}|d dd }t|| _qW | jpbd}d|kr|d\}} |d}t||}x>t|D ]\}}!t|!||||f< qW nt|||t||< |
d7 }
|d7 }qW dS )z8Override this method to support alternative .mo formats.r   )unpacknamer   c             S   s   t | dkS )Nr0   )r@   )r7   r!   r!   r"   <lambda>]      z(GNUTranslations._parse.<locals>.<lambda>z<INr;   z<4IrU   z<IIz>4Iz>IIzBad magic numberzBad version number    zFile is corrupt   
r=   r0   
zcontent-typezcharset=zplural-forms;zplural=ascii    )structr   getattr_catalogr   readrW   LE_MAGICBE_MAGICOSErrorr   VERSIONSstrrc   splitdecodestriplowerrs   rt   r]   	enumerate)"rw   rx   r   filenamecatalogbufbuflenmagicr   msgcount	masteridxtransidxiimajor_versionminor_versionr-   mlenmoffmendtlentofftendmsgr   lastkb_itemitemkvr   r   r   r   xr!   r!   r"   r?   T  sr    














zGNUTranslations._parsec             C   sR   t  }| j||}||kr2| jr.| j|S |}| jrD|| jS |t S )N)	objectr   rC   rv   r   ru   r}   r   r~   )rw   r|   missingr   r!   r!   r"   r     s    zGNUTranslations.lgettextc             C   sv   y| j || |f }W n< tk
rT   | jr>| j|||S |dkrL|}n|}Y nX | jrh|| jS |t S )Nr0   )	r   r   KeyErrorrv   r   ru   r}   r   r~   )rw   r   r   r7   r   r!   r!   r"   r     s    
zGNUTranslations.lngettextc             C   s6   t  }| j||}||kr2| jr.| j|S |S |S )N)r   r   rC   rv   r   )rw   r|   r   r   r!   r!   r"   r     s    zGNUTranslations.gettextc             C   sZ   y| j || |f }W n< tk
rT   | jr>| j|||S |dkrL|}n|}Y nX |S )Nr0   )r   r   r   rv   r   )rw   r   r   r7   r   r!   r!   r"   r     s    
zGNUTranslations.ngettextN)rP   r   r   r   r   r   r   r?   r   r   r   r   r!   r!   r!   r"   r   H  s   V	Fc             C   s   |d krt }|d krTg }x(dD ] }tj|}|r|d}P qW d|krT|d g }x0|D ](}x"t|D ]}||krl|| qlW q^W |rg }	nd }	xL|D ]D}|dkrP tj||dd|  }
tj	|
r|r|	|
 q|
S qW |	S )N)LANGUAGELC_ALLLC_MESSAGESLANGr=   Cr   z%s.mo)
_default_localedirosenvironrC   r   rd   rr   pathjoinexists)domain	localedir	languagesallenvarrq   nelangslangnelangrF   mofiler!   r!   r"   r     s8    




c          
   C   s   |d krt }t| ||dd}|sB|r*t S ddlm} t|d| d }x|D ]}	|tj|	f}
t	
|
}|d krt|	d}t	|
||}W d Q R X dd l}||}|r|| |d kr|}qL|| qLW |S )NT)r   r   )ENOENTz$No translation file found for domainrb)r   r   r   errnor   FileNotFoundErrorr   r   abspath_translationsrC   open
setdefaultcopyr   rz   )r   r   r   class_r{   rm   mofilesr   rF   r   keytrx   r   r!   r!   r"   r     s0    



c             C   s   t | |d|d}|| d S )NT)r{   rm   )r   r   )r   r   rm   r   r   r!   r!   r"   r   &  s    messagesc             C   s   | d k	r| a t S )N)_current_domain)r   r!   r!   r"   r   4  s    c             C   s   |d k	r|t | < t | tS )N)_localedirsrC   r   )r   r   r!   r!   r"   r	   ;  s    c             C   s   |d k	r|t | < t | S )N)_localecodesetsrC   )r   rm   r!   r!   r"   r
   B  s    c             C   s@   y t | t| d t| d}W n tk
r4   |S X ||S )N)rm   )r   r   rC   r   r   r   )r   r|   r   r!   r!   r"   r   I  s    c             C   sR   t | }yt| t| d |d}W n" tk
rF   ||pBt S X ||S )N)rm   )	r   rC   r   r   r   r}   r   r~   r   )r   r|   rm   r   r!   r!   r"   r   Q  s    
c             C   sT   y t | t| d t| d}W n$ tk
rD   |dkr<|S |S Y nX ||||S )N)rm   r0   )r   r   rC   r   r   r   )r   r   r   r7   r   r!   r!   r"   r   Y  s    
c             C   sh   t | }yt| t| d |d}W n4 tk
rX   |dkrB|}n|}||pTt S X ||||S )N)rm   r0   )	r   rC   r   r   r   r}   r   r~   r   )r   r   r   r7   rm   r   r   r!   r!   r"   r   d  s    
c             C   s
   t t| S )N)r   r   )r|   r!   r!   r"   r   p  s    c             C   s
   t t| S )N)r   r   )r|   r!   r!   r"   r   s  s    c             C   s   t t| ||S )N)r   r   )r   r   r7   r!   r!   r"   r   v  s    c             C   s   t t| ||S )N)r   r   )r   r   r7   r!   r!   r"   r   y  s    )r3   )NNF)NNNFN)NNN)N)N)N),__doc__r   r   r   sys__all__r   r   base_prefixr   compileVERBOSEDOTALLr   r#   r$   rA   r   rB   r?   rT   r]   rr   r   r   r   r   r   r   r   r   r   r   r	   r
   r   r   r   r   r   r   r   r   r   r!   r!   r!   r"   <module>   sX   &



1$*K 
& 
#



