ÿØÿà JFIF      ÿÛ „ 	 ( %!1!%)+//.383,7(-.+



-%%-////---/-.+/--+------/------/--0+--/-/-----.-----ÿÀ  ¥2" ÿÄ               ÿÄ J  	     ! 1AQ"aq2‘#BR‚¡ÁÑ3br’¢±Âð$CSƒ²á4c“%DsÓñÿÄ              ÿÄ *        !1AQa‘"2q3±ð#b¡ÿÚ   ? ¼QxJQaÍuò¸Zö Úü8,ÐÚú
"SSn<rçù–´âE—^ªBÖ9À\†¸ÔÁT­ÃÛ5
ëd´³Í#Ý;Þ38œî ¶H£M:wÎ3…³…âpÔF&‚FK¸9„â4àGEõªfÿ ‘ñ(ßw­pŽF|È¥ù®häðÍÑ¶¹‘[ÒinÙW¶ùñY˜Q{›K"išÒ[Ú8žë\F¹@-?v"ÔU”,ìöžkÿ {I‡£šÍ?e
ríV
..............................................................................................................................................................................
.............................................................................                                                  
                                                                                                                                                                                     ÿØÿà JFIF      ÿÛ „ 	 ( %!1!%)+//.383,7(-.+



-%%-////---/-.+/--+------/------/--0+--/-/-----.-----ÿÀ  ¥2" ÿÄ               ÿÄ J  	     ! 1AQ"aq2‘#BR‚¡ÁÑ3br’¢±Âð$CSƒ²á4c“%DsÓñÿÄ              ÿÄ *        !1AQa‘"2q3±ð#b¡ÿÚ   ? ¼QxJQaÍuò¸Zö Úü8,ÐÚú
"SSn<rçù–´âE—^ªBÖ9À\†¸ÔÁT­ÃÛ5
ëd´³Í#Ý;Þ38œî ¶H£M:wÎ3…³…âpÔF&‚FK¸9„â4àGEõªfÿ ‘ñ(ßw­pŽF|È¥ù®häðÍÑ¶¹‘[ÒinÙW¶ùñY˜Q{›K"išÒ[Ú8žë\F¹@-?v"ÔU”,ìöžkÿ {I‡£šÍ?e
ríV
..............................................................................................................................................................................
.............................................................................                                                  
                                                                                                                                                                                     3

  \5                 @   sd   d dl mZmZmZ G dd dejZG dd deZG dd deZG dd	 d	eZ	dddZ
dS )   )grammartokentokenizec               @   s   e Zd ZdS )PgenGrammarN)__name__
__module____qualname__ r	   r	   */usr/lib64/python3.6/lib2to3/pgen2/pgen.pyr      s   r   c               @   s   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 Zdd Zdd Zdd Zd'd d!Zd"d# Zd$d% ZdS )(ParserGeneratorNc             C   sl   d }|d krt |}|j}|| _|| _tj|j| _| j  | j	 \| _
| _|d k	rZ|  i | _| j  d S )N)openclosefilenamestreamr   generate_tokensreadline	generatorgettokenparsedfasstartsymbolfirstaddfirstsets)selfr   r   Zclose_streamr	   r	   r
   __init__   s    zParserGenerator.__init__c             C   s*  t  }t| jj }|j  |j| j |jd| j x.|D ]&}dt|j	 }||j	|< ||j
|< q<W x|D ]}| j| }g }xl|D ]d}g }x6t|jj D ]$\}	}
|j| j||	|j|
f qW |jr|jd|j|f |j| qW |jj| || j||f|j|j	| < qlW |j	| j |_|S )N       )r   listr   keyssortremover   insertlensymbol2numberZnumber2symbolsortedarcsitemsappend
make_labelindexisfinalstates
make_firststart)r   cnamesnameidfar+   stater%   labelnextr	   r	   r
   make_grammar   s.    




  zParserGenerator.make_grammarc             C   s8   | j | }i }x$t|D ]}| j||}d||< qW |S )Nr   )r   r$   r(   )r   r.   r0   Zrawfirstr   r4   ilabelr	   r	   r
   r,   4   s    
zParserGenerator.make_firstc             C   s&  t |j}|d j r||jkrZ||jkr4|j| S |jj|j| d f ||j|< |S n>tt|d }||jkrz|j| S |jj|d f ||j|< |S nt	|}|d j r||j
kr|j
| S |jjtj|f ||j
|< |S n>tj| }||jkr|j| S |jj|d f ||j|< |S d S )Nr   )r"   Zlabelsisalphar#   Zsymbol2labelr'   getattrr   tokensevalkeywordsNAMEr   Zopmap)r   r.   r4   r7   Zitokenvaluer	   r	   r
   r(   =   s6    













zParserGenerator.make_labelc             C   s<   t | jj }|j  x |D ]}|| jkr| j| qW d S )N)r   r   r   r   r   	calcfirst)r   r/   r0   r	   r	   r
   r   k   s
    

zParserGenerator.addfirstsetsc          	   C   s
  | j | }d | j|< |d }i }i }x|jj D ]x\}}|| j kr|| jkrl| j| }|d krtd| n| j| | j| }|j| |||< q0d||< |di||< q0W i }	xJ|j D ]>\}}
x4|
D ],}||	krtd||||	| f ||	|< qW qW || j|< d S )Nr   zrecursion for rule %rr   zArule %s is ambiguous; %s is in the first sets of %s as well as %s)r   r   r%   r&   
ValueErrorr?   update)r   r0   r2   r3   ZtotalsetZoverlapcheckr4   r5   fsetZinverseZitsfirstZsymbolr	   r	   r
   r?   s   s2    









zParserGenerator.calcfirstc       	      C   s   i }d }x| j tjkrx| j tjkr.| j  qW | jtj}| jtjd | j \}}| jtj | j	||}t
|}| j| t
|}|||< |d kr
|}q
W ||fS )N:)typer   	ENDMARKERNEWLINEr   expectr=   OP	parse_rhsmake_dfar"   simplify_dfa)	r   r   r   r0   azr2   ZoldlenZnewlenr	   r	   r
   r      s"    
zParserGenerator.parsec                s    fdd} fdd t |||g}x|D ]}i }x<|jD ]2}x,|jD ]"\}}	|d k	rJ |	|j|i  qJW q>W xRt|j D ]B\}}
x,|D ]}|j|
krP qW t |
|}|j| |j|| qW q.W |S )Nc                s   i } | | |S )Nr	   )r3   base)
addclosurer	   r
   closure   s    
z)ParserGenerator.make_dfa.<locals>.closurec                s>   | |krd S d|| < x$| j D ]\}}|d kr || qW d S )Nr   )r%   )r3   rN   r4   r5   )rO   r	   r
   rO      s    z,ParserGenerator.make_dfa.<locals>.addclosure)DFAStatenfasetr%   
setdefaultr$   r&   r'   addarc)r   r-   finishrP   r+   r3   r%   Znfastater4   r5   rR   str	   )rO   r
   rJ      s"    




zParserGenerator.make_dfac       
      C   s   t d| |g}xt|D ]\}}t d|||kr4dp6d x^|jD ]T\}}||kr^|j|}	nt|}	|j| |d krt d|	  qBt d||	f  qBW qW d S )NzDump of NFA forz  Statez(final) z	    -> %dz    %s -> %d)print	enumerater%   r)   r"   r'   )
r   r0   r-   rU   Ztodor1   r3   r4   r5   jr	   r	   r
   dump_nfa   s    

zParserGenerator.dump_nfac             C   sl   t d| x\t|D ]P\}}t d||jr,dp.d x0t|jj D ]\}}t d||j|f  qBW qW d S )NzDump of DFA forz  Statez(final)rW   z    %s -> %d)rX   rY   r*   r$   r%   r&   r)   )r   r0   r2   r1   r3   r4   r5   r	   r	   r
   dump_dfa   s
    
zParserGenerator.dump_dfac             C   s~   d}xt|rxd}xft |D ]Z\}}xPt|d t|D ]:}|| }||kr4||= x|D ]}|j|| qTW d}P q4W qW qW d S )NTFr   )rY   ranger"   
unifystate)r   r2   Zchangesr1   Zstate_irZ   Zstate_jr3   r	   r	   r
   rK      s    
zParserGenerator.simplify_dfac             C   s   | j  \}}| jdkr||fS t }t }|j| |j| x6| jdkrt| j  | j  \}}|j| |j| q@W ||fS d S )N|)	parse_altr>   NFAStaterT   r   )r   rL   rM   ZaaZzzr	   r	   r
   rI      s    



zParserGenerator.parse_rhsc             C   sP   | j  \}}x:| jdks*| jtjtjfkrF| j  \}}|j| |}qW ||fS )N([)rb   rc   )
parse_itemr>   rD   r   r=   STRINGrT   )r   rL   br.   dr	   r	   r
   r`   
  s    
zParserGenerator.parse_altc             C   s   | j dkr>| j  | j \}}| jtjd |j| ||fS | j \}}| j }|dkr`||fS | j  |j| |dkr||fS ||fS d S )Nrc   ]+*)ri   rj   )r>   r   rI   rG   r   rH   rT   
parse_atom)r   rL   rM   r>   r	   r	   r
   rd     s    


zParserGenerator.parse_itemc             C   s   | j dkr4| j  | j \}}| jtjd ||fS | jtjtjfkrpt	 }t	 }|j
|| j  | j  ||fS | jd| j| j  d S )Nrb   )z+expected (...) or NAME or STRING, got %s/%s)r>   r   rI   rG   r   rH   rD   r=   re   ra   rT   raise_error)r   rL   rM   r	   r	   r
   rk   (  s    
zParserGenerator.parse_atomc             C   sD   | j |ks|d k	r2| j|kr2| jd||| j | j | j}| j  |S )Nzexpected %s/%s, got %s/%s)rD   r>   rm   r   )r   rD   r>   r	   r	   r
   rG   9  s    zParserGenerator.expectc             C   sJ   t | j}x"|d tjtjfkr,t | j}qW |\| _| _| _| _| _	d S )Nr   )
r5   r   r   COMMENTNLrD   r>   Zbeginendline)r   tupr	   r	   r
   r   A  s    
zParserGenerator.gettokenc             G   s^   |r8y|| }W n&   dj |gttt| }Y nX t|| j| jd | jd | jfd S )N r   r   )joinr   mapstrSyntaxErrorr   rp   rq   )r   msgargsr	   r	   r
   rm   H  s     zParserGenerator.raise_error)N)N)r   r   r   r   r6   r,   r(   r   r?   r   rJ   r[   r\   rK   rI   r`   rd   rk   rG   r   rm   r	   r	   r	   r
   r   
   s$   
	.$

r   c               @   s   e Zd Zdd ZdddZdS )ra   c             C   s
   g | _ d S )N)r%   )r   r	   r	   r
   r   S  s    zNFAState.__init__Nc             C   s   | j j||f d S )N)r%   r'   )r   r5   r4   r	   r	   r
   rT   V  s    zNFAState.addarc)N)r   r   r   r   rT   r	   r	   r	   r
   ra   Q  s   ra   c               @   s0   e Zd Zdd Zdd Zdd Zdd Zd	Zd	S )
rQ   c             C   s   || _ ||k| _i | _d S )N)rR   r*   r%   )r   rR   finalr	   r	   r
   r   ]  s    
zDFAState.__init__c             C   s   || j |< d S )N)r%   )r   r5   r4   r	   r	   r
   rT   e  s    zDFAState.addarcc             C   s.   x(| j j D ]\}}||kr|| j |< qW d S )N)r%   r&   )r   oldnewr4   r5   r	   r	   r
   r^   k  s    zDFAState.unifystatec             C   sX   | j |j krdS t| jt|jkr(dS x*| jj D ]\}}||jj|k	r4dS q4W dS )NFT)r*   r"   r%   r&   get)r   otherr4   r5   r	   r	   r
   __eq__p  s    zDFAState.__eq__N)r   r   r   r   rT   r^   r   __hash__r	   r	   r	   r
   rQ   [  s
   rQ   Grammar.txtc             C   s   t | }|j S )N)r   r6   )r   pr	   r	   r
   generate_grammar  s    r   N)r   )rW   r   r   r   ZGrammarr   objectr   ra   rQ   r   r	   r	   r	   r
   <module>   s     I
%