
­­­­­­­­­­­­­­­­­­
<!DOCTYPE html>
<html>
3
Klf                 @   s<  d Z d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yejej	fZ
W n ek
rd   eefZ
Y nX ejd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Zdd Zdd Zdd Zdd Zdd Zdd ZG dd deZdddddeejddddf
dd Z d%d!d"Z!d#d$ Z"e"Z#dS )&z3.11z3.10    Nz^[a-zA-Z0-9_]+$c               @   s   e Zd Zdd ZdS )LexErrorc             C   s   |f| _ || _d S )N)argstext)selfmessages r   /usr/lib/python3.6/lex.py__init__:   s    zLexError.__init__N)__name__
__module____qualname__r
   r   r   r   r	   r   9   s   r   c               @   s   e Zd Zdd Zdd ZdS )LexTokenc             C   s   d| j | j| j| jf S )NzLexToken(%s,%r,%d,%d))typevaluelinenolexpos)r   r   r   r	   __str__A   s    zLexToken.__str__c             C   s   t | S )N)str)r   r   r   r	   __repr__D   s    zLexToken.__repr__N)r   r   r   r   r   r   r   r   r	   r   @   s   r   c               @   s4   e Zd Zdd Zdd Zdd Zdd ZeZeZd	S )
	PlyLoggerc             C   s
   || _ d S )N)f)r   r   r   r   r	   r
   L   s    zPlyLogger.__init__c             O   s   | j j|| d  d S )N
)r   write)r   msgr   kwargsr   r   r	   criticalO   s    zPlyLogger.criticalc             O   s   | j jd||  d  d S )Nz	WARNING: r   )r   r   )r   r   r   r   r   r   r	   warningR   s    zPlyLogger.warningc             O   s   | j jd||  d  d S )NzERROR: r   )r   r   )r   r   r   r   r   r   r	   errorU   s    zPlyLogger.errorN)	r   r   r   r
   r   r   r   infodebugr   r   r   r	   r   K   s   r   c               @   s   e Zd Zdd Zdd ZdS )
NullLoggerc             C   s   | S )Nr   )r   namer   r   r	   __getattribute__^   s    zNullLogger.__getattribute__c             O   s   | S )Nr   )r   r   r   r   r   r	   __call__a   s    zNullLogger.__call__N)r   r   r   r#   r$   r   r   r   r	   r!   ]   s   r!   c               @   s|   e Zd Zdd Zdd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eZdS )Lexerc             C   s   d | _ d | _i | _i | _i | _d| _g | _d | _i | _i | _	i | _
d| _d | _d| _d| _d | _d | _d | _d| _d| _d | _d| _d| _d S )NINITIALr       F)lexre	lexretext
lexstaterelexstateretextlexstaterenameslexstatelexstatestacklexstateinfolexstateignorelexstateerrorflexstateeoff
lexreflagslexdatar   lexlen	lexerrorflexeoff	lextokens	lexignorelexliterals	lexmoduler   lexoptimize)r   r   r   r	   r
   t   s.    zLexer.__init__Nc             C   s   t j | }|ri }x| jj D ]\}}g }x\|D ]T\}}g }	xF|D ]>}
|
 sV|
d  rb|	j|
 qB|	jt||
d j|
d f qBW q0W |j||	f |||< qW ||_i |_x(| jj D ]\}}t||j|j|< qW ||_|S )Nr   r(   )copyr+   itemsappendgetattrr   r2   r<   )r   objectcZnewtabkeyZritemZnewreZcreZfindexZ	newfindexr   efr   r   r	   clone   s(    


&zLexer.cloner'   c             C   s  t |tjrtd|jdd }tjj||d }t|d}|j	d|t
f  |j	dtt  |j	dttt| j  |j	d	tt| j  |j	d
t| j  |j	dt| j  i }xb| jj D ]T\}}g }	x>t|| j| | j| D ]"\\}
}}}|	j|t||f qW |	||< qW |j	dt|  |j	dt| j  i }x,| jj D ]\}}|rt|jnd ||< q`W |j	dt|  i }x,| jj D ]\}}|r|jnd ||< qW |j	dt|  W d Q R X d S )Nz&Won't overwrite existing lextab module.r(   z.pywzJ# %s.py. This file automatically created by PLY (version %s). Don't edit!
z_tabversion   = %s
z_lextokens    = set(%s)
z_lexreflags   = %s
z_lexliterals  = %s
z_lexstateinfo = %s
z_lexstatere   = %s
z_lexstateignore = %s
z_lexstateerrorf = %s
z_lexstateeoff = %s
)
isinstancetypes
ModuleTypeIOErrorsplitospathjoinopenr   __version__repr__tabversion__tuplesortedr9   intr4   r;   r0   r+   r?   zipr,   r-   r@   _funcs_to_namesr1   r2   r   r3   )r   lextab	outputdirZbasetabmodulefilenameZtfZtabre	statenamelretitempatfuncZretextrenamesZtaberrrE   Ztabeofr   r   r	   writetab   s6    (zLexer.writetabc             C   sR  t |tjr|}ntd|  tj| }t|ddtkr@td|j	| _
|j| _|j| _| j
t| jB | _|j| _|j| _i | _i | _xb|jj D ]T\}}g }g }x.|D ]&\}}	|jtj||jt|	|f qW || j|< || j|< qW i | _x$|jj D ]\}}
||
 | j|< qW i | _x&|j j D ]\}}
||
 | j|< q(W | j!d d S )Nz	import %sZ_tabversionz0.0zInconsistent PLY versionr&   )"rJ   rK   rL   execsysmodulesrA   rU   ImportErrorZ
_lextokensr9   Z_lexreflagsr4   Z_lexliteralsr;   setlextokens_allZ_lexstateinfor0   Z_lexstateignorer1   r+   r,   Z_lexstaterer?   r@   recompile_names_to_funcsr2   Z_lexstateerrorfr3   Z_lexstateeoffbegin)r   Ztabfilefdictr[   r^   r_   r`   Ztxtitemra   Z	func_namerE   r   r   r	   readtab   s8    
"
zLexer.readtabc             C   s8   |d d }t |tstd|| _d| _t|| _d S )Nr(   zExpected a stringr   )rJ   StringTypes
ValueErrorr5   r   lenr6   )r   r   rC   r   r   r	   input   s    
zLexer.inputc             C   sd   || j krtd| j | | _| j| | _| jj|d| _| jj|d | _	| j
j|d | _|| _d S )NzUndefined stater'   )r+   rr   r)   r,   r*   r1   getr:   r2   r7   r3   r8   r.   )r   stater   r   r	   rn     s    
zLexer.beginc             C   s   | j j| j | j| d S )N)r/   r@   r.   rn   )r   rv   r   r   r	   
push_state  s    zLexer.push_statec             C   s   | j | jj  d S )N)rn   r/   pop)r   r   r   r	   	pop_state  s    zLexer.pop_statec             C   s   | j S )N)r.   )r   r   r   r	   current_state!  s    zLexer.current_statec             C   s   |  j |7  _ d S )N)r   )r   nr   r   r	   skip'  s    z
Lexer.skipc             C   s~  | j }| j}| j}| j}x||k r|| |kr<|d7 }qx| jD ]\}}|j||}|s`qFt }|j |_| j	|_	||_ |j
}	||	 \}
|_|
s|jr|j | _ |S |j }P |j }| |_|| _|| _ |
|}|s| j }| j}P | js(|j| jkr(td|
jj|
jj|
j|jf ||d  |S W || | jkrrt }|| |_| j	|_	|j|_||_ |d | _ |S | jrt }| j|d  |_| j	|_	d|_| |_||_ || _ | j|}|| j krtd||  ||d  | j }|sq|S || _ td|| |f ||d  qW | jr\t }d|_d|_| j	|_	||_ | |_|| _ | j|}|S |d | _ | jd krztdd S )	Nr(   z4%s:%d: Rule '%s' returned an unknown token type '%s'r   z&Scanning error. Illegal character '%s'z"Illegal character '%s' at index %deofr'   z"No input string given with input())r   r6   r:   r5   r)   matchr   groupr   r   	lastindexr   endlexerZlexmatchr=   rj   r   __code__co_filenameco_firstlinenor   r;   r7   r8   RuntimeError)r   r   r6   r:   r5   r)   lexindexfuncmtokirb   Znewtokr   r   r	   token1  s    




"

zLexer.tokenc             C   s   | S )Nr   )r   r   r   r	   __iter__  s    zLexer.__iter__c             C   s   | j  }|d krt|S )N)r   StopIteration)r   tr   r   r	   next  s    z
Lexer.next)N)r'   )r   r   r   r
   rF   rd   rp   rt   rn   rw   ry   rz   r|   r   r   r   __next__r   r   r   r	   r%   s   s   

%(
nr%   c             C   s   t | d| jS )Nregex)rA   __doc__)rb   r   r   r	   
_get_regex  s    r   c             C   s0   t j| }|jj }|j|jkr,|j|j |S )N)rf   	_getframe	f_globalsr>   f_localsupdate)Zlevelsr   ldictr   r   r	   get_caller_module_dict  s
    

r   c             C   sJ   g }x@t | |D ]2\}}|r8|d r8|j||d f q|j| qW |S )Nr   r(   )rY   r@   )Zfunclistnamelistresultr   r"   r   r   r	   rZ     s    rZ   c             C   sH   g }x>| D ]6}|r6|d r6|j ||d  |d f q
|j | q
W |S )Nr   r(   )r@   )r   ro   r   r{   r   r   r	   rm     s    
rm   c             C   sd  | sg S dj | }ytj||}d gt|jj d  }|d d  }x|jj D ]z\}}	|j|d }
t|
t	j
t	jfkr|
|| f||	< |||	< qP|
d k	rP|||	< |jddkrd||	< qPd || f||	< qPW ||fg|g|gfS  tk
r^   tt| d }|dkrd}t| d | |||\}}}t| |d  |||\}}}|| || || fS X d S )N|r(   ignore_r      )NN)rQ   rk   rl   max
groupindexvaluesr?   ru   r   rK   FunctionType
MethodTypefind	ExceptionrX   rs   _form_master_re)Zrelistreflagsr   toknamesr   r)   r   Zlexindexnamesr   r   Zhandler   Zllistr_   ZlnamesZrlistZrreZrnamesr   r   r	   r     s2    



r   c             C   s   | j d}x0t|dd  dD ]\}}||kr|dkrP qW |dkrVt|d| }nd}d|krjt|}dj||d  }||fS )N_r(   ANYr&   )r&   )rN   	enumeraterV   rQ   )r   namespartsr   partstatesZ	tokennamer   r   r	   _statetoken  s    
r   c               @   sf   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S )LexerReflectNr   c             C   sL   || _ d | _g | _|| _ddi| _t | _d| _|d krBtt	j
n|| _d S )Nr&   	inclusiveF)r   Z
error_functokensr   	stateinfori   rg   r   r   rf   stderrlog)r   r   r   r   r   r   r	   r
   .  s    
zLexerReflect.__init__c             C   s$   | j   | j  | j  | j  d S )N)
get_tokensget_literals
get_states	get_rules)r   r   r   r	   get_all9  s    zLexerReflect.get_allc             C   s   | j   | j  | j  | jS )N)validate_tokensvalidate_literalsvalidate_rulesr   )r   r   r   r	   validate_all@  s    zLexerReflect.validate_allc             C   sp   | j jdd }|s(| jjd d| _d S t|ttfsL| jjd d| _d S |sf| jjd d| _d S || _d S )Nr   zNo token list is definedTztokens must be a list or tupleztokens is empty)r   ru   r   r   rJ   listrV   r   )r   r   r   r   r	   r   G  s    zLexerReflect.get_tokensc             C   sT   i }xJ| j D ]@}tj|s.| jjd| d| _||krD| jjd| d||< qW d S )NzBad token name '%s'TzToken '%s' multiply definedr(   )r   _is_identifierr~   r   r   r   )r   Z	terminalsr{   r   r   r	   r   [  s    
zLexerReflect.validate_tokensc             C   s    | j jdd| _| jsd| _d S )Nliteralsr'   )r   ru   r   )r   r   r   r	   r   f  s    zLexerReflect.get_literalsc             C   sp   yDx>| j D ]4}t|t s&t|dkr
| jjdt| d| _q
W W n& tk
rj   | jjd d| _Y nX d S )Nr(   z.Invalid literal %s. Must be a single characterTzIInvalid literals specification. literals must be a sequence of characters)r   rJ   rq   rs   r   r   rT   	TypeError)r   rC   r   r   r	   r   l  s    zLexerReflect.validate_literalsc             C   s   | j jdd | _| jrt| jttfs:| jjd d| _nx| jD ]}t|t s^t|dkrx| jjdt	| d| _qB|\}}t|t
s| jjdt	| d| _qB|dkp|dks| jjd	| d| _qB|| jkr| jjd
| d| _qB|| j|< qBW d S )Nr   z)states must be defined as a tuple or listTr   zMInvalid state specifier %s. Must be a tuple (statename,'exclusive|inclusive')zState name %s must be a stringr   	exclusivez:State type for state %s must be 'inclusive' or 'exclusive'zState '%s' already defined)r   ru   r   rJ   rV   r   r   r   rs   rT   rq   r   )r   r   r"   Z	statetyper   r   r	   r   w  s0    

zLexerReflect.get_statesc       	      C   sR  dd | j D }i | _i | _i | _i | _i | _i | _x"| jD ]}g | j|< g | j|< q<W t|dkrz| j	j
d d| _
d S x|D ]x}| j | }t|| j\}}|| j|< t|drX|dkrx|D ]}|| j|< qW n||dkrxr|D ]}|| j|< qW nZ|d	kr2|jj}|jj}| j	j
d
|||j d| _
n$x|D ]}| j| j||f q8W qt|tr|d	krx|D ]}|| j|< qtW d|kr| j	jd| nD|dkr| j	j
d| d| _
n$x8|D ]}| j| j||f qW q| j	j
d| d| _
qW x$| jj D ]}|jdd d qW x&| jj D ]}|jdd dd q2W d S )Nc             S   s    g | ]}|d d dkr|qS )Nr   Zt_r   ).0r   r   r   r	   
<listcomp>  s    z*LexerReflect.get_rules.<locals>.<listcomp>r   z+No rules of the form t_rulename are definedTr$   r   r}   ignorez,%s:%d: Rule '%s' must be defined as a string\z#%s contains a literal backslash '\'z'Rule '%s' must be defined as a functionz&%s not defined as a function or stringc             S   s   | d j jS )Nr(   )r   r   )xr   r   r	   <lambda>  s    z(LexerReflect.get_rules.<locals>.<lambda>)rD   c             S   s   t | d S )Nr(   )rs   )r   r   r   r	   r     s    )rD   reverse)r   r   funcsymstrsymr   errorfeoffr   rs   r   r   r   hasattrr   r   r   r   r@   rJ   rq   r   r   sort)	r   Ztsymbolsr   r   r   r   toknamelinefiler   r   r	   r     sb    












zLexerReflect.get_rulesc             C   s  xp| j D ]d}x|| j| D ]l\}}|jj}|jj}tj|}| jj| | j	| }t
|tjrjd}nd}|jj}	|	|kr| jjd|||j d| _q|	|k r| jjd|||j d| _qt|s| jjd|||j d| _qyDtjd|t|f | j}
|
jdr$| jjd	|||j d| _W q tjk
r } zD| jjd
|||j| dt|krt| jjd|||j d| _W Y d d }~X qX qW x
| j| D ]\}}| j	| }|dkr| jjd| d| _q|| jkr|jddk r| jjd|| d| _qy:tjd||f | j}
|
jdr@| jjd| d| _W nT tjk
r } z4| jjd|| d|kr| jjd| d| _W Y d d }~X nX qW | j|  r| j|  r| jjd| d| _| jj|d }|r
|}|jj}|jj}tj|}| jj| t
|tjrd}nd}|jj}	|	|krN| jjd|||j d| _|	|k r
| jjd|||j d| _q
W x| jD ]}| j| q|W d S )Nr   r(   z'%s:%d: Rule '%s' has too many argumentsTz%%s:%d: Rule '%s' requires an argumentz2%s:%d: No regular expression defined for rule '%s'z
(?P<%s>%s)r'   z<%s:%d: Regular expression for rule '%s' matches empty stringz3%s:%d: Invalid regular expression for rule '%s'. %s#z6%s:%d. Make sure '#' in rule '%s' is escaped with '\#'r   z'Rule '%s' must be defined as a functionr   r   z-Rule '%s' defined for an unspecified token %sz5Regular expression for rule '%s' matches empty stringz,Invalid regular expression for rule '%s'. %sz/Make sure '#' in rule '%s' is escaped with '\#'zNo rules defined for state '%s')r   r   r   r   r   inspectZ	getmodulerg   addr   rJ   rK   r   co_argcountr   r   r   r   rk   rl   r   r~   r   r   r   r   ru   validate_module)r   rv   fnamer   r   r   moduler   ZreqargsnargsrC   er"   rZefuncr   r   r	   r     s    









zLexerReflect.validate_rulesc             C   s   yt j|\}}W n tk
r&   d S X tjd}tjd}i }|d7 }xv|D ]n}|j|}|sj|j|}|r|jd}	|j|	}
|
s|||	< n$t j|}| j	j
d|||	|
 d| _
|d7 }qNW d S )Nz\s*def\s+(t_[a-zA-Z_0-9]*)\(z\s*(t_[a-zA-Z_0-9]*)\s*=r(   z7%s:%d: Rule %s redefined. Previously defined on line %dT)r   ZgetsourcelinesrM   rk   rl   r~   r   ru   Zgetsourcefiler   r   )r   r   linesZlinenZfreZsreZ	counthashr   r   r"   prevr]   r   r   r	   r   ?  s*    








zLexerReflect.validate_module)Nr   )r   r   r   r
   r   r   r   r   r   r   r   r   r   r   r   r   r   r	   r   -  s   
Bgr   Fr[   c
       #         s  |d krd}d }
ddi}t  }||_|	d kr6ttj}	|rL|d krLttj}|rT|  r fddt D }t|}
d|
krtj|
d  j|
d< nt	d}
|
j
d	}|rt|trd
|kr|d
 | }t|
|	|d}|j  |s|j rtd|o|r4y |j||
 |ja|ja|a|S  tk
r2   Y nX |rd|jd|j |jd|j |jd|j t |_x|jD ]}|jj| qtW t|jttfrt|jd  j |j|_!n|j|_!|jt|j!B |_"|j}i }x|D ]}g }xH|j#| D ]:\}}|j$d|t%|f  |r|jd|t%|| qW x@|j&| D ]2\}}|j$d||f  |r@|jd||| q@W |||< qW |r|jd xt|D ]l}t'|| ||
|j(\}}}||j)|< ||j*|< ||j+|< |rx&t,|D ]\}}|jd||| qW qW xl|j- D ]`\}}|dkr|dkr|j)| j.|j)d  |j*| j.|j*d  |j+| j.|j+d  qW ||_/|j)d |_0|j*d |_1||_2|j3|_4|j4j
dd|_5|j6|_7|j6j
dd |_8|j8s|	j9d |j:|_;|j:j
dd |_<x|j- D ]\}}|dkrL||j6kr*|	j9d| ||j3kr|j5r|	j9d| nJ|dkr ||j6krv|j6j
dd |j6|< ||j3kr |j3j
dd|j3|< q W |ja|ja|a|r|r|d kr2t|t=j>r|j}nNd
|kr|
d }n:|j?d
} d
j | d d }!t@d|!  tAtj|! dd}tBjCjD|}y$|jE|| |tjkrTtj|= W n6 tFk
r }" z|	j9d||"f  W Y d d }"~"X nX |S )Nr[   r&   r   c                s   g | ]}|t  |fqS r   )rA   )r   k)r   r   r	   r   y  s    zlex.<locals>.<listcomp>__file__r   r   __package__rG   )r   r   zCan't build lexerzlex: tokens   = %rzlex: literals = %rzlex: states   = %rr   z
(?P<%s>%s)z(lex: Adding rule %s -> '%s' (state '%s')z#lex: ==== MASTER REGEXS FOLLOW ====z"lex: state '%s' : regex[%d] = '%s'r'   zNo t_error rule is definedr   z1No error rule is defined for exclusive state '%s'z2No ignore rule is defined for exclusive state '%s'r(   z	import %sz#Couldn't write lextab module %r. %srI   )Gr%   r=   r   rf   r   dirdictrg   r   r   ru   rJ   r   r   r   r   SyntaxErrorrp   r   rt   r   rh   r   r   r   r   ri   r9   r   r   rV   r   rQ   r;   rj   r   r@   r   r   r   r   r+   r,   r-   r   r?   extendr0   r)   r*   r4   r   r1   r:   r   r2   r7   r   r   r3   r8   rK   rL   rN   re   rA   rO   rP   dirnamerd   rM   )#r   rB   r    optimizer[   r   Znowarnr\   ZdebuglogZerrorlogr   r   ZlexobjZ_itemsZpkgZlinfor{   Zregexsrv   Z
regex_listr   r   r"   r   r)   Zre_textZre_namesr   r   styper   Zsrcfiler   Zpkgnamer   r   )r   r	   lex^  s    
















$r   c             C   s   |sVy&t jd }t|}|j }|j  W n* tk
rT   t jjd t jj }Y nX | rb| j	}nt	}|| | rz| j
}nt
}x0| }|sP t jjd|j|j|j|jf  qW d S )Nr(   z/Reading from standard input (type EOF to end):
z(%s,%r,%d,%d)
)rf   argvrR   readclose
IndexErrorstdoutr   stdinrt   r   r   r   r   r   )r   datar]   r   Z_inputZ_tokenr   r   r   r	   runmain  s*    
r   c                s    fdd}|S )Nc                s    t  drt | _n | _| S )Nr$   )r   r   r   )r   )r   r   r	   	set_regexA  s    
zTOKEN.<locals>.set_regexr   )r   r   r   )r   r	   TOKEN@  s    r   )NN)$rS   rU   rk   rf   rK   r>   rO   r   Z
StringTypeZUnicodeTyperq   AttributeErrorr   bytesrl   r   r   r   rB   r   r   r!   r%   r   r   rZ   rm   r   r   r   rX   VERBOSEr   r   r   Tokenr   r   r   r	   <module>"   sD   
  F
(  3
 @
"
