B
    CrX[k                @   s  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ZdZdZ	dZ
dZdZdZdZdZd	Zd Zejd  dk rteZneZejZG d
d deZG dd deZG dd deZdd Zdd Zdada da!dZ"dd Z#dd Z$dd Z%dd Z&G dd dZ'G dd  d Z(G d!d" d"Z)e *d#Z+G d$d% d%eZ,G d&d' d'eZ-G d(d) d)eZ.d*d+ Z/G d,d- d-eZ0G d.d/ d/eZ1G d0d1 d1eZ2G d2d3 d3eZ3d4d5 Z4d6d7 Z5G d8d9 d9eZ6G d:d; d;e3Z7d<d= Z8d>d? Z9G d@dA dAeZ:de
deddddeddddfdBdCZ;dS )D    Nz3.10Tz
parser.outparsetabLALR   F(   c               @   s4   e Zd Zdd Zdd ZeZdd Zdd ZeZd	S )
	PlyLoggerc             C   s
   || _ d S )N)f)selfr    r	   1lib/python3.7/site-packages/pycparser/ply/yacc.py__init__n   s    zPlyLogger.__init__c             O   s   | j || d  d S )N
)r   write)r   msgargskwargsr	   r	   r
   debugq   s    zPlyLogger.debugc             O   s   | j d||  d  d S )Nz	WARNING: r   )r   r   )r   r   r   r   r	   r	   r
   warningv   s    zPlyLogger.warningc             O   s   | j d||  d  d S )NzERROR: r   )r   r   )r   r   r   r   r	   r	   r
   errory   s    zPlyLogger.errorN)	__name__
__module____qualname__r   r   infor   r   Zcriticalr	   r	   r	   r
   r   m   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__   s    zNullLogger.__call__N)r   r   r   r   r   r	   r	   r	   r
   r      s   r   c               @   s   e Zd ZdS )	YaccErrorN)r   r   r   r	   r	   r	   r
   r      s   r   c             C   sP   t | }d|krt |}t|tkr4|d t d }dt| jt| |f }|S )Nr   z ...z<%s @ 0x%x> (%s))reprlenresultlimittyper   id)rrepr_strresultr	   r	   r
   format_result   s    r%   c             C   sB   t | }d|krt |}t|dk r(|S dt| jt| f S d S )Nr      z<%s @ 0x%x>)r   r   r    r   r!   )r"   r#   r	   r	   r
   format_stack_entry   s    r'   a  PLY: Don't use global functions errok(), token(), and restart() in p_error().
Instead, invoke the methods on the associated parser instance:

    def p_error(p):
        ...
        # Use parser.errok(), parser.token(), parser.restart()
        ...

    parser = yacc.yacc()
c               C   s   t t t S )N)warningswarn_warnmsg_errokr	   r	   r	   r
   errok   s    
r,   c               C   s   t t t S )N)r(   r)   r*   _restartr	   r	   r	   r
   restart   s    
r.   c               C   s   t t t S )N)r(   r)   r*   _tokenr	   r	   r	   r
   token   s    
r0   c             C   s>   |j a|ja|ja| |}y
bbbW n tk
r8   Y nX |S )N)r,   r+   r0   r/   r.   r-   	NameError)	errorfuncr0   parserr"   r	   r	   r
   call_errorfunc   s    
r4   c               @   s   e Zd Zdd Zdd ZdS )
YaccSymbolc             C   s   | j S )N)r    )r   r	   r	   r
   __str__   s    zYaccSymbol.__str__c             C   s   t | S )N)str)r   r	   r	   r
   __repr__   s    zYaccSymbol.__repr__N)r   r   r   r6   r8   r	   r	   r	   r
   r5      s   r5   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 )YaccProductionNc             C   s   || _ || _d | _d | _d S )N)slicestacklexerr3   )r   sr;   r	   r	   r
   r      s    zYaccProduction.__init__c             C   sB   t |trdd | j| D S |dkr2| j| jS | j| jS d S )Nc             S   s   g | ]
}|j qS r	   )value).0r=   r	   r	   r
   
<listcomp>   s    z.YaccProduction.__getitem__.<locals>.<listcomp>r   )
isinstancer:   r>   r;   )r   nr	   r	   r
   __getitem__   s
    
zYaccProduction.__getitem__c             C   s   || j | _d S )N)r:   r>   )r   rB   vr	   r	   r
   __setitem__   s    zYaccProduction.__setitem__c             C   s   dd | j || D S )Nc             S   s   g | ]
}|j qS r	   )r>   )r?   r=   r	   r	   r
   r@      s    z/YaccProduction.__getslice__.<locals>.<listcomp>)r:   )r   ijr	   r	   r
   __getslice__   s    zYaccProduction.__getslice__c             C   s
   t | jS )N)r   r:   )r   r	   r	   r
   __len__   s    zYaccProduction.__len__c             C   s   t | j| ddS )Nlinenor   )getattrr:   )r   rB   r	   r	   r
   rJ     s    zYaccProduction.linenoc             C   s   || j | _d S )N)r:   rJ   )r   rB   rJ   r	   r	   r
   
set_lineno  s    zYaccProduction.set_linenoc             C   s,   t | j| dd}t | j| d|}||fS )NrJ   r   	endlineno)rK   r:   )r   rB   	startlineZendliner	   r	   r
   linespan  s    zYaccProduction.linespanc             C   s   t | j| ddS )Nlexposr   )rK   r:   )r   rB   r	   r	   r
   rP     s    zYaccProduction.lexposc             C   s,   t | j| dd}t | j| d|}||fS )NrP   r   	endlexpos)rK   r:   )r   rB   startposendposr	   r	   r
   lexspan  s    zYaccProduction.lexspanc             C   s   t d S )N)SyntaxError)r   r	   r	   r
   r     s    zYaccProduction.error)N)r   r   r   r   rC   rE   rH   rI   rJ   rL   rO   rP   rT   r   r	   r	   r	   r
   r9      s   
r9   c               @   s\   e Zd Zdd Zdd Zdd Zdd Zd	d
 ZdddZdddZ	dddZ
dddZdS )LRParserc             C   s0   |j | _|j| _|j| _|| _|   d| _d S )NT)	lr_productionsproductions	lr_actionactionlr_gotogotor2   set_defaulted_stateserrorok)r   ZlrtabZerrorfr	   r	   r
   r     s    zLRParser.__init__c             C   s
   d| _ d S )NT)r^   )r   r	   r	   r
   r,   &  s    zLRParser.errokc             C   s@   | j d d = | jd d = t }d|_| j| | j d d S )Nz$endr   )
statestacksymstackr5   r    append)r   symr	   r	   r
   r.   )  s    zLRParser.restartc             C   sT   i | _ xH| j D ]:\}}t| }t|dkr|d dk r|d | j |< qW d S )N   r   )defaulted_statesrZ   itemslistvaluesr   )r   stateactionsZrulesr	   r	   r
   r]   9  s
    zLRParser.set_defaulted_statesc             C   s
   i | _ d S )N)rd   )r   r	   r	   r
   disable_defaulted_states@  s    z!LRParser.disable_defaulted_statesNFc             C   sZ   |st r.t|trttj}| |||||S |rD| |||||S | |||||S d S )N)		yaccdevelrA   intr   sysstderr
parsedebugparseoptparseopt_notrack)r   inputr<   r   tracking	tokenfuncr	   r	   r
   parseC  s    

zLRParser.parsec              C   s  d }g }| j }| j}	| j}
| j}td }d}|d |sLddlm} |j}||_| |_	|d k	rj|
| |d krz|j}n|}|| _g }|| _g }|| _||_d }|d t }d|_|| d}x|d |d| ||kr,|s|s| }n| }|st }d|_|j}|| |}n|| }|d||  |d	d
ddd |D dd  t|f   |d k	r|dkr|| |}|d| || d }|r|d8 }q|dk rL|
|  }|j}|j}t }||_d |_|r@|d|jdddd || d  D  d |	|d|   |  n|d|jg |	|d  |  |r|| d d  }||d< |r|d }|j|_|j|_|d }t|d|j|_t|d|j|_||_ yd|| d = || _!|"| || d = |dt#|d  || |	|d  | }|| W q t$k
r   || |%|dd  |  |d }d|_d|_|}t&}d| _'Y qX qn|r|j|_|j|_|g}||_ yL|| _!|"| |dt#|d  || |	|d  | }|| W q t$k
rH   || |  |d }d|_d|_|}t&}d| _'Y qX q|dkr|d }t|dd }|dt#| |d |S |d kr|(dd
ddd |D dd  t|f   |dks| j'rt&}d| _'|}|jdkrd }| j)r>|rt*|ds||_|| _!t+| j)|| }| j'r|}d }qn`|rt*|d rX|j}nd}|rzt,j-.d!||jf  nt,j-.d"|j  nt,j-.d# d S nt&}t|dkr|jdkrd }d }d}|d d = q|jdkrd S |jdkr|d }|jdkr2|r,t|d |j|_t|d$|j|_d }qt }d|_t*|d rX|j |_|_t*|d$rr|j |_|_||_|| |}q| }|r|j|_|j|_|  |d }qt/d%qW d S )&Nr   zPLY: PARSE DEBUG STARTrc   )lexz$end zState  : %sz#Defaulted state %s: Reduce using %dzStack  : %sz%s . %s c             S   s   g | ]
}|j qS r	   )r    )r?   xxr	   r	   r
   r@     s    z'LRParser.parsedebug.<locals>.<listcomp>z Action : Shift and goto state %sz3Action : Reduce rule [%s] with %s and goto state %d[,c             S   s   g | ]}t |jqS r	   )r'   r>   )r?   Z_vr	   r	   r
   r@     s    ]rM   rQ   zResult : %sr   Fr>   zDone   : Returning %szPLY: PARSE DEBUG ENDzError  : %sc             S   s   g | ]
}|j qS r	   )r    )r?   ry   r	   r	   r
   r@   B  s    r<   rJ   z(yacc: Syntax error at line %d, token=%s
zyacc: Syntax error, token=%sz yacc: Parse error in input. EOF
rP   zyacc: internal parser error!!!
)0rZ   r\   rX   rd   r9   r   rw   rv   r<   r3   rr   r0   r_   r`   r;   ra   r5   r    r   popgetjoinr7   lstripr   r   r>   rJ   rP   rK   rM   rQ   r:   rh   callabler%   rU   extenderror_countr^   r   r2   hasattrr4   rm   rn   r   RuntimeError) r   rr   r<   r   rs   rt   	lookaheadlookaheadstackri   r\   prodrd   pslice
errorcountrv   	get_tokenr_   r`   errtokenrb   rh   ltypetppnameplentargt1rB   r$   tokrJ   r	   r	   r
   ro   \  s~   





.






$








.

zLRParser.parsedebugc              C   st  d }g }| j }| j}	| j}
| j}td }d}|sBddlm} |j}||_| |_|d k	r`|	| |d krp|j
}n|}|| _
g }|| _g }|| _||_d }|d t }d|_|| d}x||kr|s|s| }n| }|st }d|_|j}|| |}n|| }|d k	rh|dkrN|| |}|| d }|r|d8 }q|dk rF|
|  }|j}|j}t }||_d |_|r|| d d  }||d< |r|d }|j|_|j|_|d }t|d|j|_t|d|j|_||_yP|| d = || _|| || d = || |	|d  | }|| W q tk
r   || ||dd  |  |d }d|_d|_|}t }d	| _!Y qX qn|r|j|_|j|_|g}||_y8|| _|| || |	|d  | }|| W q tk
rB   || |  |d }d|_d|_|}t }d	| _!Y qX q|dkrh|d }t|d
d }|S |d krd|dks| j!rLt }d	| _!|}|jdkrd }| j"r|rt#|ds||_|| _t$| j"|| }| j!rJ|}d }qn`|r:t#|dr|j}nd}|r&t%j&'d||jf  nt%j&'d|j  nt%j&'d d S nt }t|dkr|jdkrd }d }d}|d d = q|jdkrd S |jdkr4|d }|jdkr|rt|d|j|_t|d|j|_d }qt }d|_t#|dr|j |_|_t#|dr|j |_|_||_|| |}q| }|rR|j|_|j|_|  |d }qt(dqW d S )Nr   rc   )rv   z$endr}   rM   rQ   r   Fr>   r<   rJ   z(yacc: Syntax error at line %d, token=%s
zyacc: Syntax error, token=%sz yacc: Parse error in input. EOF
rP   zyacc: internal parser error!!!
))rZ   r\   rX   rd   r9   rw   rv   r<   r3   rr   r0   r_   r`   r;   ra   r5   r    r~   r   r   r   r>   rJ   rP   rK   rM   rQ   r:   rh   r   rU   r   r   r^   r2   r   r4   rm   rn   r   r   ) r   rr   r<   r   rs   rt   r   r   ri   r\   r   rd   r   r   rv   r   r_   r`   r   rb   rh   r   r   r   r   r   r   r   rB   r$   r   rJ   r	   r	   r
   rp     sX   



















zLRParser.parseoptc             C   s  d }g }| j }| j}	| j}
| j}td }d}|sBddlm} |j}||_| |_|d k	r`|	| |d krp|j
}n|}|| _
g }|| _g }|| _||_d }|d t }d|_|| d}x||kr|s|s| }n| }|st }d|_|j}|| |}n|| }|d k	r|dkrN|| |}|| d }|r|d8 }q|dk r|
|  }|j}|j}t }||_d |_|rX|| d d  }||d< ||_yP|| d = || _|| || d = || |	|d  | }|| W q tk
rR   || ||dd  |  |d }d|_d|_|}t}d| _Y qX qn|g}||_y8|| _|| || |	|d  | }|| W q tk
r   || |  |d }d|_d|_|}t}d| _Y qX q|dkr|d }t|dd }|S |d kr|dks(| jrt}d| _|}|jdkrFd }| jr|rft|d	sf||_|| _t | j|| }| jr|}d }qn`|rt|d
r|j!}nd}|rt"j#$d||jf  nt"j#$d|j  nt"j#$d d S nt}t|dkr&|jdkr&d }d }d}|d d = q|jdkr6d S |jdkr|d }|jdkr\d }qt }d|_t|d
r|j! |_!|_%t|dr|j& |_&|_'||_|| |}q| }|  |d }qt(dqW d S )Nr   rc   )rv   z$endr}   r   Fr>   r<   rJ   z(yacc: Syntax error at line %d, token=%s
zyacc: Syntax error, token=%sz yacc: Parse error in input. EOF
rP   zyacc: internal parser error!!!
))rZ   r\   rX   rd   r9   rw   rv   r<   r3   rr   r0   r_   r`   r;   ra   r5   r    r~   r   r   r   r>   r:   rh   r   rU   r   r   r^   rK   r2   r   r4   rJ   rm   rn   r   rM   rP   rQ   r   )r   rr   r<   r   rs   rt   r   r   ri   r\   r   rd   r   r   rv   r   r_   r`   r   rb   rh   r   r   r   r   r   r   rB   r$   r   rJ   r	   r	   r
   rq     s8   



















zLRParser.parseopt_notrack)NNFFN)NNFFN)NNFFN)NNFFN)r   r   r   r   r,   r.   r]   rj   ru   ro   rp   rq   r	   r	   r	   r
   rV     s   

  ]
  4rV   z^[a-zA-Z0-9_-]+$c               @   sR   e Zd ZdZdddZdd Zd	d
 Zdd Zdd Zdd Z	dd Z
dd ZdS )
Productionr   rightr   Nrw   c       	      C   s   || _ t|| _|| _|| _d | _|| _|| _|| _t	| j| _	g | _
x$| jD ]}|| j
krN| j
| qNW g | _d | _| jrd| j d| jf | _nd| j  | _d S )Nz%s -> %srx   z%s -> <empty>)r   tupler   numberfuncr   filelineprecr   usymsra   lr_itemslr_nextr   r7   )	r   r   r   r   
precedencer   r   r   r=   r	   r	   r
   r     s$    

zProduction.__init__c             C   s   | j S )N)r7   )r   r	   r	   r
   r6   =  s    zProduction.__str__c             C   s   dt |  d S )NzProduction())r7   )r   r	   r	   r
   r8   @  s    zProduction.__repr__c             C   s
   t | jS )N)r   r   )r   r	   r	   r
   rI   C  s    zProduction.__len__c             C   s   dS )Nrc   r	   )r   r	   r	   r
   __nonzero__F  s    zProduction.__nonzero__c             C   s
   | j | S )N)r   )r   indexr	   r	   r
   rC   I  s    zProduction.__getitem__c          	   C   s   |t | jkrd S t| |}yt|j|d   |_W n ttfk
rR   g |_Y nX y|j|d  |_W n tk
r   d |_Y nX |S )Nrc   )r   r   LRItem	Prodnameslr_after
IndexErrorKeyError	lr_before)r   rB   r   r	   r	   r
   lr_itemM  s    
zProduction.lr_itemc             C   s   | j r|| j  | _d S )N)r   r   )r   pdictr	   r	   r
   bind]  s    zProduction.bind)r   Nrw   r   )r   r   r   reducedr   r6   r8   rI   r   rC   r   r   r	   r	   r	   r
   r     s   
r   c               @   s,   e Zd Zdd Zdd Zdd Zdd Zd	S )
MiniProductionc             C   s.   || _ || _|| _d | _|| _|| _|| _d S )N)r   r   r   r   r   r   r7   )r   r7   r   r   r   r   r   r	   r	   r
   r   f  s    zMiniProduction.__init__c             C   s   | j S )N)r7   )r   r	   r	   r
   r6   o  s    zMiniProduction.__str__c             C   s
   d| j  S )NzMiniProduction(%s))r7   )r   r	   r	   r
   r8   r  s    zMiniProduction.__repr__c             C   s   | j r|| j  | _d S )N)r   r   )r   r   r	   r	   r
   r   v  s    zMiniProduction.bindN)r   r   r   r   r6   r8   r   r	   r	   r	   r
   r   e  s   	r   c               @   s$   e Zd Zdd Zdd Zdd ZdS )r   c             C   sZ   |j | _ t|j| _|j| _|| _i | _| j|d t| j| _t| j| _|j	| _	d S )N.)
r   rf   r   r   lr_index
lookaheadsinsertr   r   r   )r   r   rB   r	   r	   r
   r     s    zLRItem.__init__c             C   s,   | j rd| jd| j f }n
d| j }|S )Nz%s -> %srx   z%s -> <empty>)r   r   r   )r   r=   r	   r	   r
   r6     s    
zLRItem.__str__c             C   s   dt |  d S )NzLRItem(r   )r7   )r   r	   r	   r
   r8     s    zLRItem.__repr__N)r   r   r   r   r6   r8   r	   r	   r	   r
   r     s   r   c             C   s:   t | d }x(|dkr4| | |kr*| | S |d8 }qW d S )Nrc   r   )r   )Zsymbols	terminalsrF   r	   r	   r
   rightmost_terminal  s    
r   c               @   s   e Zd ZdS )GrammarErrorN)r   r   r   r	   r	   r	   r
   r     s   r   c               @   s   e Zd Zdd Zdd Zd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 d!Zd"d# Zd	S )'Grammarc             C   sf   d g| _ i | _i | _i | _x|D ]}g | j|< q W g | jd< i | _i | _i | _i | _t | _	d | _
d S )Nr   )Productionsr   Prodmap	TerminalsNonterminalsFirstFollow
PrecedencesetUsedPrecedenceStart)r   r   termr	   r	   r
   r     s    

zGrammar.__init__c             C   s
   t | jS )N)r   r   )r   r	   r	   r
   rI     s    zGrammar.__len__c             C   s
   | j | S )N)r   )r   r   r	   r	   r
   rC     s    zGrammar.__getitem__c             C   sL   | j d gkstd|| jkr*td| |dkr:td||f| j|< d S )Nz2Must call set_precedence() before add_production()z,Precedence already specified for terminal %r)leftr   nonassocz:Associativity must be one of 'left','right', or 'nonassoc')r   AssertionErrorr   r   )r   r   assoclevelr	   r	   r
   set_precedence  s    
zGrammar.set_precedenceNrw   r   c          	   C   s  || j krtd|||f |dkr6td|||f t|sRtd|||f xt|D ]\}}|d dkryJt|}t|dkrtd||||f || j krg | j |< |||< w\W n tk
r   Y nX t|s\|d	kr\td
||||f q\W d	|kr|d d	kr"td||f |d d	kr@td||f |d }	| j	|	}
|
sntd|||	f n| j
|	 |dd = nt|| j }	| j	|	d}
d||f }|| jkr| j| }td|||f d|j|jf  t| j}|| jkrg | j|< xR|D ]J}|| j kr,| j | | n&|| jkrBg | j|< | j| | q
W t||||
|||}| j| || j|< y| j| | W n" tk
r   |g| j|< Y nX d S )Nz7%s:%d: Illegal rule name %r. Already defined as a tokenr   z5%s:%d: Illegal rule name %r. error is a reserved wordz%s:%d: Illegal rule name %rr   z'"rc   zA%s:%d: Literal token %s in rule %r may only be a single characterz%precz!%s:%d: Illegal name %r in rule %rr}   z+%s:%d: Syntax error. Nothing follows %%preczH%s:%d: Syntax error. %%prec can only appear at the end of a grammar rulez/%s:%d: Nothing known about the precedence of %r)r   r   z%s -> %sz%s:%d: Duplicate rule %s. zPrevious definition at %s:%d)r   r   _is_identifiermatch	enumerateevalr   rU   r   r   r   addr   r   r   r   r   r   ra   r   r   r   )r   prodnamesymsr   r   r   rB   r=   cZprecnameZprodprecmapmZpnumberr   r   r	   r	   r
   add_production  sp    










zGrammar.add_productionc             C   sT   |s| j d j}|| jkr&td| tdd|g| j d< | j| d || _d S )Nrc   zstart symbol %s undefinedr   zS')r   r   r   r   r   ra   r   )r   startr	   r	   r
   	set_starta  s    
zGrammar.set_startc                s>    fdd t   jd jd  fddjD S )Nc                sJ   | krd S  |  x.j| g D ]}x|jD ]} | q2W q&W d S )N)r   r   r   r   )r=   r   r"   )mark_reachable_from	reachabler   r	   r
   r   t  s    
z5Grammar.find_unreachable.<locals>.mark_reachable_fromr   c                s   g | ]}| kr|qS r	   r	   )r?   r=   )r   r	   r
   r@   ~  s    z,Grammar.find_unreachable.<locals>.<listcomp>)r   r   r   r   )r   r	   )r   r   r   r
   find_unreachableq  s    zGrammar.find_unreachablec             C   s   i }x| j D ]}d||< qW d|d< x| jD ]}d||< q,W xpd}x`| j D ]R\}}xH|D ]@}x |jD ]}|| shd}P qhW d}|r\|| sd||< d}P q\W qNW |s>P q>W g }	x@| D ]4\}}
|
s|| jkr|| j kr|dkrq|	| qW |	S )NTz$endFr   )r   r   r   re   r   ra   )r   Z
terminatesr   rB   some_changeZplr   r=   Zp_terminatesinfiniter   r	   r	   r
   infinite_cycles  s:    

zGrammar.infinite_cyclesc             C   sX   g }xN| j D ]D}|sqx8|jD ].}|| jkr|| jkr|dkr|||f qW qW |S )Nr   )r   r   r   r   ra   )r   r$   r   r=   r	   r	   r
   undefined_symbols  s    zGrammar.undefined_symbolsc             C   s6   g }x,| j  D ]\}}|dkr|s|| qW |S )Nr   )r   re   ra   )r   Z
unused_tokr=   rD   r	   r	   r
   unused_terminals  s
    zGrammar.unused_terminalsc             C   s<   g }x2| j  D ]$\}}|s| j| d }|| qW |S )Nr   )r   re   r   ra   )r   Zunused_prodr=   rD   r   r	   r	   r
   unused_rules  s    zGrammar.unused_rulesc             C   sD   g }x:| j D ]0}|| jks|| jks||| j | d f qW |S )Nr   )r   r   r   ra   )r   ZunusedZtermnamer	   r	   r
   unused_precedence  s
    zGrammar.unused_precedencec             C   s`   g }xV|D ]D}d}x2| j | D ]$}|dkr0d}q||kr|| qW |rLq
P q
W |d |S )NFz<empty>T)r   ra   )r   Zbetar$   xZx_produces_emptyr   r	   r	   r
   _first	  s    

zGrammar._firstc             C   s   | j r| j S x| jD ]}|g| j |< qW dg| j d< x| jD ]}g | j |< q<W xjd}xZ| jD ]P}xJ| j| D ]<}x6| |jD ]&}|| j | kr~| j | | d}q~W qlW q\W |sPP qPW | j S )Nz$endFT)r   r   r   r   r   r   ra   )r   r   rB   r   r   r   r	   r	   r
   compute_first,  s$    zGrammar.compute_firstc       
      C   sV  | j r| j S | js|   x| jD ]}g | j |< q"W |sD| jd j}dg| j |<  xd}x| jdd  D ]}xt|jD ]\}}|| jkrx| |j|d d  }d}xB|D ]:}	|	dkr|	| j | kr| j | 	|	 d}|	dkrd}qW |s|t
|jd krxx:| j |j D ]*}	|	| j | kr| j | 	|	 d}qW qxW qhW |sTP qTW | j S )Nrc   z$endFz<empty>T)r   r   r   r   r   r   r   r   r   ra   r   )
r   r   kdidaddr   rF   BZfstZhasemptyr   r	   r	   r
   compute_followQ  s<    

zGrammar.compute_followc          
   C   s   x| j D ]}|}d}g }x|t|kr,d }ntt||}y| j|j|d   |_W n ttfk
rn   g |_Y nX y|j|d  |_W n tk
r   d |_Y nX ||_	|sP |
| |}|d7 }qW ||_qW d S )Nr   rc   )r   r   r   r   r   r   r   r   r   r   ra   r   )r   r   ZlastlrirF   r   Zlrir	   r	   r
   build_lritems  s.    

zGrammar.build_lritems)Nrw   r   )N)N)r   r   r   r   rI   rC   r   r   r   r   r   r   r   r   r   r   r   r   r   r	   r	   r	   r
   r     s    $
T
@#%
;r   c               @   s   e Zd ZdS )VersionErrorN)r   r   r   r	   r	   r	   r
   r     s   r   c               @   s,   e Zd Zdd Zdd Zdd Zdd Zd	S )
LRTablec             C   s   d | _ d | _d | _d | _d S )N)rY   r[   rW   	lr_method)r   r	   r	   r
   r     s    zLRTable.__init__c             C   s~   t |tjr|}ntd|  tj| }|jtkr:td|j	| _
|j| _g | _x|jD ]}| jt|  qXW |j| _|jS )Nz	import %sz&yacc table file version is out of date)rA   types
ModuleTypeexecrm   modulesZ_tabversion__tabversion__r   Z
_lr_actionrY   Z_lr_gotor[   rW   Z_lr_productionsra   r   Z
_lr_methodr   Z_lr_signature)r   moduler   r   r	   r	   r
   
read_table  s    

zLRTable.read_tablec             C   s   ydd l }W n tk
r(   dd l}Y nX tj|s:tt|d}||}|tkr^t	d||| _
||}||| _||| _||}g | _x|D ]}| jt|  qW |  |S )Nr   rbz&yacc table file version is out of date)cPickleImportErrorpickleospathexistsopenloadr   r   r   rY   r[   rW   ra   r   close)r   filenamer   Zin_fZ
tabversion	signaturerX   r   r	   r	   r
   read_pickle  s(    




zLRTable.read_picklec             C   s   x| j D ]}|| qW d S )N)rW   r   )r   r   r   r	   r	   r
   bind_callables  s    zLRTable.bind_callablesN)r   r   r   r   r   r   r  r	   r	   r	   r
   r     s   r   c          	   C   sT   i }x| D ]}d||< q
W g }i }x,| D ]$}|| dkr(t ||||| || q(W |S )Nr   )traverse)XRFPNr   r;   Fr	   r	   r
   digraph  s    

r  c          	   C   s  | |  t|}||| < || || < || }xr|D ]j}	||	 dkrXt|	|||||| t||  ||	 || < x.||	g D ]}
|
||  kr|||   |
 q|W q4W ||  |krt||d < ||  ||d < | }x2|| krt||d < ||  ||d < | }qW d S )Nr   r}   )ra   r   r  minr   MAXINTr~   )r   r  r;   r  r  r  r  drelyaelementr	   r	   r
   r    s(    

r  c               @   s   e Zd ZdS )	LALRErrorN)r   r   r   r	   r	   r	   r
   r  )  s   r  c               @   s   e Zd Zd$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 d!Zd&d"d#ZdS )'LRGeneratedTabler   Nc             C   s   |dkrt d| || _|| _|s*t }|| _i | _i | _|j| _i | _	i | _
d| _d| _d| _g | _g | _g | _| j  | j  | j  |   d S )N)ZSLRr   zUnsupported method %sr   )r  grammarr   r   logrY   r[   r   rW   lr_goto_cachelr0_cidhash
_add_countZsr_conflictZrr_conflictZ	conflictssr_conflictsrr_conflictsr   r   r   lr_parse_table)r   r  methodr  r	   r	   r
   r   4  s,    


zLRGeneratedTable.__init__c             C   sz   |  j d7  _ |d d  }d}xV|rtd}xH|D ]@}x:|jD ]0}t|dd| j krRq:||j | j |_d}q:W q.W q W |S )Nrc   TF	lr0_addedr   )r  r   rK   ra   r   r  )r   IJr   rG   r   r	   r	   r
   lr0_closureY  s    
zLRGeneratedTable.lr0_closurec       	      C   s   | j t||f}|r|S | j |}|s:i }|| j |< g }xP|D ]H}|j}|rD|j|krD|t|}|s~i }||t|< || |}qDW |d}|s|r| |}||d< n||d< || j t||f< |S )Nz$end)r  r   r!   r   r   ra   r  )	r   r  r   gr=   Zgsr   rB   s1r	   r	   r
   lr0_gotos  s2    





zLRGeneratedTable.lr0_gotoc       	      C   s   |  | jjd jgg}d}x"|D ]}|| jt|< |d7 }q"W d}x|t|k r|| }|d7 }i }x$|D ]}x|jD ]}d ||< qxW qlW xH|D ]@}| ||}|rt|| jkrqt|| jt|< |	| qW qFW |S )Nr   rc   )
r  r  r   r   r  r!   r   r   r!  ra   )	r   CrF   r  Zasymsiir=   r   r  r	   r	   r
   	lr0_items  s(    


zLRGeneratedTable.lr0_itemsc             C   s   t  }d}xrxV| jjdd  D ]B}|jdkr:||j qx$|jD ]}||krBP qBW ||j qW t||krrP t|}qW |S )Nr   rc   )r   r  r   r   r   r   r   )r   nullableZnum_nullabler   r   r	   r	   r
   compute_nullable_nonterminals  s    
z.LRGeneratedTable.compute_nullable_nonterminalsc             C   sr   g }xht |D ]\\}}xR|D ]J}|j|jd k r||j|jd  f}|d | jjkr||kr|| qW qW |S )Nrc   )r   r   r   r   r  r   ra   )r   r"  transZstatenorh   r   r   r	   r	   r
   find_nonterminal_transitions  s    
z-LRGeneratedTable.find_nonterminal_transitionsc             C   s   i }|\}}g }|  || |}xJ|D ]B}	|	j|	jd k r&|	j|	jd  }
|
| jjkr&|
|kr&||
 q&W |dkr|| jjd jd kr|d |S )Nrc   r   z$end)r!  r   r   r   r  r   ra   r   )r   r"  r'  r%  Zdr_setrh   r  termsr  r   r  r	   r	   r
   dr_relation  s    

zLRGeneratedTable.dr_relationc             C   sv   g }|\}}|  || |}| jt|d}xB|D ]:}	|	j|	jd k r4|	j|	jd  }
|
|kr4|||
f q4W |S )Nr}   rc   )r!  r  r   r!   r   r   r   ra   )r   r"  r'  emptyr  rh   r  r  rG   r   r  r	   r	   r
   reads_relation	  s    
zLRGeneratedTable.reads_relationc             C   s  i }i }i }x|D ]}d||< qW x|D ]\}}	g }
g }xR|| D ]D}|j |	krZqH|j}|}x||jd k r
|d }|j| }||f|kr|d }xH||jk r|j| | jjkrP |j| |krP |d }qW |||f | || |}| j	t
|d}qfW x|| D ]t}|j |j kr,q|j|jkr>qd}xD||jk rx|j| |j|d  krlP |d }qDW |
||f qW qHW x2|D ]*}||krg ||< || ||	f qW |
|||	f< q*W ||fS )Nrc   r}   r   )r   r   r   r   r  r   ra   r!  r  r   r!   )r   r"  r'  r%  ZlookdictZincludedictZdtransr   rh   r  ZlookbZincludesr   r   rG   Zlir  r"   rF   r	   r	   r
   compute_lookback_includesC	  sX    




z*LRGeneratedTable.compute_lookback_includesc                s0    fdd} fdd}t |||}|S )Nc                s     | S )N)r*  )r   )r"  r%  r   r	   r
   <lambda>	  s    z4LRGeneratedTable.compute_read_sets.<locals>.<lambda>c                s     | S )N)r,  )r   )r"  r%  r   r	   r
   r.  	  s    )r  )r   r"  ntransr%  r  r  r  r	   )r"  r%  r   r
   compute_read_sets	  s    z"LRGeneratedTable.compute_read_setsc                s(   fdd} fdd}t |||}|S )Nc                s    |  S )Nr	   )r   )readsetsr	   r
   r.  	  s    z6LRGeneratedTable.compute_follow_sets.<locals>.<lambda>c                s     | g S )N)r   )r   )inclsetsr	   r
   r.  	  s    )r  )r   r/  r1  r2  r  r  r  r	   )r2  r1  r
   compute_follow_sets	  s    z$LRGeneratedTable.compute_follow_setsc       	      C   sx   xr|  D ]f\}}x\|D ]T\}}||jkr4g |j|< ||g }x*|D ]"}||j| krF|j| | qFW qW q
W d S )N)re   r   r   ra   )	r   Z	lookbacksZ	followsetr'  Zlbrh   r   r   r  r	   r	   r
   add_lookaheads	  s    


zLRGeneratedTable.add_lookaheadsc             C   sP   |   }| |}| |||}| |||\}}| |||}| || d S )N)r&  r(  r0  r-  r3  r4  )r   r"  r%  r'  r1  ZlookdZincludedZ
followsetsr	   r	   r
   add_lalr_lookaheads	  s    
z$LRGeneratedTable.add_lalr_lookaheadsc       $   
   C   s0  | j j}| j j}| j}| j}| j}i }|d| j |  }| jdkrP| 	| d}x|D ]}	g }
i }i }i }|d |d| |d x|	D ]}|d|j
| qW |d x|	D ]}|j|jd kr$|jdkrd|d	< ||d	< q| jdkr|j| }n| j j|j }x|D ]}|
||d
|j
|f f ||}|d k	r|dkr:||d\}}||j
 j\}}||k s||kr|dkr|j
 ||< |||< |s|s|d| | j||df ||j
  jd7  _nB||kr|dkrd ||< n$|s|d| | j||df n|dk r||  }||j
 }|j|jkr|j
 ||< |||< || }}||j
  jd7  _||j
  jd8  _n
|| }}| j|||f |d||| j
||  ntd| n(|j
 ||< |||< ||j
  jd7  _q&W q|j}|j|d  }|| j jkr| |	|}| jt|d}|dkr|
||d| f ||}|d k	r|dkr||krtd| n|dk r||d\}}||| j
 j\}}||ks ||krN|dkrN||| j
  jd8  _|||< |||< |s|d| | j||df nH||krl|dkrld ||< n*|s|s|d| | j||df ntd| q|||< |||< qW i }xF|
D ]>\}}}||kr||| kr|d|| d|||f< qW |d d}xX|
D ]P\}}}||kr||| k	r||f|kr|d|| d}d|||f< qW |r~|d i } x6|	D ].}!x&|!jD ]}"|"| j jkrd | |"< qW qW xL| D ]D}#| |	|#}| jt|d}|dkr|||#< |d|#| qW |||< |||< |||< |d7 }q\W d S )NzParsing method: %sr   r   rw   zstate %dz    (%d) %src   zS'z$endzreduce using rule %d (%s))r   r   r   z3  ! shift/reduce conflict for %s resolved as reducereducer   z2  ! shift/reduce conflict for %s resolved as shiftshiftz=  ! reduce/reduce conflict for %s resolved using rule %d (%s)zUnknown conflict in state %dr}   zshift and go to state %dz Shift/shift conflict in state %dr   z    %-15s %sz  ! %-15s [ %s ]z"    %-30s shift and go to state %d) r  r   r   r[   rY   r  r   r   r$  r5  r   r   r   r   r   r   ra   r   r   r  r   r   r  r  r   r   r!  r  r!   r   r   r   )$r   r   r   r\   rZ   r  Zactionpr"  str  ZactlistZ	st_actionZ
st_actionpZst_gotor   Zlaheadsr  r"   ZsprecZslevelZrprecZrlevelZoldpZppZchosenpZrejectprF   r  rG   Z	_actprintr   Znot_usedZnkeysr#  r=   rB   r	   r	   r
   r  	  s    




























zLRGeneratedTable.lr_parse_tablerw   c             C   s  t |tjrtd|dd }tj||d }ylt|d}|	dtj
|t| j|f  d}|rti }xf| j D ]X\}	}
xN|
 D ]B\}}||}|sg g f}|||< |d |	 |d | qW q|W |	d	 xz| D ]n\}}|	d
|  x |d D ]}|	d|  qW |	d x |d D ]}|	d|  q8W |	d qW |	d |	d nJ|	d x4| j D ]&\}}|	d|d |d |f  qW |	d |ri }xl| j D ]^\}	}
xR|
 D ]F\}}||}|sg g f}|||< |d |	 |d | qW qW |	d x|| D ]p\}}|	d
|  x |d D ]}|	d|  qjW |	d x |d D ]}|	d|  qW |	d qJW |	d |	d nJ|	d x4| j D ]&\}}|	d|d |d |f  qW |	d |	d xd| jD ]Z}|jrl|	d|j|j|j|jtj
|j|jf  n|	dt||j|jf  q0W |	d |  W n& tk
r } z W d d }~X Y nX d S )Nz"Won't overwrite existing tabmoduler   r}   z.pywzu
# %s
# This file is automatically generated. Do not edit.
_tabversion = %r

_lr_method = %r

_lr_signature = %r
    rc   r   z
_lr_action_items = {z%r:([z%r,z],[z]),z}
z
_lr_action = {}
for _k, _v in _lr_action_items.items():
   for _x,_y in zip(_v[0],_v[1]):
      if not _x in _lr_action:  _lr_action[_x] = {}
      _lr_action[_x][_k] = _y
del _lr_action_items
z
_lr_action = { z(%r,%r):%r,z
_lr_goto_items = {z
_lr_goto = {}
for _k, _v in _lr_goto_items.items():
   for _x, _y in zip(_v[0], _v[1]):
       if not _x in _lr_goto: _lr_goto[_x] = {}
       _lr_goto[_x][_k] = _y
del _lr_goto_items
z
_lr_goto = { z_lr_productions = [
z  (%r,%r,%d,%r,%r,%d),
z  (%r,%r,%d,None,None,None),
z]
)rA   r   r   IOErrorsplitr   r   r   r   r   basenamer   r   rY   re   r   ra   r[   rW   r   r7   r   r   r   r   r   )r   	tabmodule	outputdirr   Zbasemodulenamer   r   Zsmallerre   r=   Zndr   rD   rF   r   r   er	   r	   r
   write_table
  s    





"





"

"
zLRGeneratedTable.write_tablec             C   s  ydd l }W n tk
r(   dd l}Y nX t|d}|t|t || j|t |||t || j|t || j	|t g }x^| j
D ]T}|jr||j|j|j|jtj|j|jf q|t||j|jd d d f qW |||t W d Q R X d S )Nr   wb)r   r   r   r   dumpr   pickle_protocolr   rY   r[   rW   r   ra   r7   r   r   r   r   r<  r   r   )r   r   r   r   ZoutfZoutpr   r	   r	   r
   pickle_table   s     ,"zLRGeneratedTable.pickle_table)r   N)rw   rw   )rw   )r   r   r   r   r  r!  r$  r&  r(  r*  r,  r-  r0  r3  r4  r5  r  r@  rD  r	   r	   r	   r
   r  3  s"   
%#8+P B
zr  c             C   s0   t | }|j }|j|jkr,||j |S )N)rm   	_getframe	f_globalscopyf_localsupdate)Zlevelsr   Zldictr	   r	   r
   get_caller_module_dictC  s
    

rJ  c          
   C   s  g }|   }d }|}x|D ]}|d7 }| }|s4qy|d dkrh|sVtd||f |}	|dd  }
n@|d }	|	}|dd  }
|d }|dkr|dkrtd||f ||||	|
f W q tk
r    Y q tk
r   td	||| f Y qX qW |S )
Nrc   r   |z%s:%d: Misplaced '|'   :z::=z!%s:%d: Syntax error. Expected ':'z%s:%d: Syntax error in rule %r)
splitlinesr;  rU   ra   	Exceptionstrip)docr   r   r  ZpstringsZlastpZdlineZpsr   r   r   Zassignr	   r	   r
   parse_grammarO  s6    
 rR  c               @   s   e Zd Zd ddZdd Zdd Zdd	 Zd
d Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd Zdd Zdd ZdS )!ParserReflectNc             C   sL   || _ d | _d | _d | _t | _g | _d| _|d krBtt	j
| _n|| _d S )NF)r   r   
error_functokensr   r   r  r   r   rm   rn   r  )r   r   r  r	   r	   r
   r   y  s    zParserReflect.__init__c             C   s,   |    |   |   |   |   d S )N)	get_startget_error_func
get_tokensget_precedenceget_pfunctions)r   r	   r	   r
   get_all  s
    zParserReflect.get_allc             C   s6   |    |   |   |   |   |   | jS )N)validate_startvalidate_error_funcvalidate_tokensvalidate_precedencevalidate_pfunctionsvalidate_modulesr   )r   r	   r	   r
   validate_all  s    zParserReflect.validate_allc          	   C   s   g }yv| j r|| j  | jr:|ddd | jD  | jrR|d| j x$| jD ]}|d rZ||d  qZW W n ttfk
r   Y nX d|S )Nrw   c             S   s   g | ]}d  |qS )rw   )r   )r?   r   r	   r	   r
   r@     s    z+ParserReflect.signature.<locals>.<listcomp>rx   r   )r   ra   r   r   rU  pfuncs	TypeError
ValueError)r   partsr   r	   r	   r
   r     s    zParserReflect.signaturec          	   C   s   t d}x| jD ]}yt|\}}W n tk
r>   wY nX i }xjt|D ]^\}}|d7 }||}|rN|d}|	|}	|	s|||< qNt
|}
| jd|
|||	 qNW qW d S )Nz\s*def\s+(p_[a-zA-Z_0-9]*)\(rc   z;%s:%d: Function %s redefined. Previously defined on line %d)recompiler   inspectZgetsourcelinesr:  r   r   groupr   getsourcefiler  r   )r   Zfrer   linesZlinenZ	counthashr   r   r   prevr   r	   r	   r
   ra    s$    





zParserReflect.validate_modulesc             C   s   | j d| _d S )Nr   )r   r   r   )r   r	   r	   r
   rV    s    zParserReflect.get_startc             C   s&   | j d k	r"t| j ts"| jd d S )Nz'start' must be a string)r   rA   string_typesr  r   )r   r	   r	   r
   r\    s    
zParserReflect.validate_startc             C   s   | j d| _d S )Np_error)r   r   rT  )r   r	   r	   r
   rW    s    zParserReflect.get_error_funcc             C   s   | j rt| j tjrd}n*t| j tjr.d}n| jd d| _d S | j jj}| j jj	}t
| j }| j| | j jj| }|dkr| jd|| d| _d S )Nr   rc   z2'p_error' defined, but is not a function or methodTz$%s:%d: p_error() requires 1 argument)rT  rA   r   FunctionType
MethodTyper  r   __code__co_firstlinenoco_filenameri  	getmoduler   r   co_argcount)r   ZismethodZelineZefiler   Zargcountr	   r	   r
   r]    s     

z!ParserReflect.validate_error_funcc             C   sn   | j d}|s&| jd d| _d S t|ttfsJ| jd d| _d S |sd| jd d| _d S || _d S )NrU  zNo token list is definedTztokens must be a list or tupleztokens is empty)r   r   r  r   rA   rf   r   rU  )r   rU  r	   r	   r
   rX    s    zParserReflect.get_tokensc             C   sZ   d| j kr | jd d| _d S t }x.| j D ]$}||krH| jd| || q.W d S )Nr   z.Illegal token name 'error'. Is a reserved wordTzToken %r multiply defined)rU  r  r   r   r   r   )r   r   rB   r	   r	   r
   r^    s    
zParserReflect.validate_tokensc             C   s   | j d| _d S )Nr   )r   r   r   )r   r	   r	   r
   rY    s    zParserReflect.get_precedencec             C   s  g }| j rt| j ttfs2| jd d| _d S xt| j D ]\}}t|ttfsj| jd d| _d S t|dk r| jd| d| _d S |d }t|ts| jd d| _d S xH|dd  D ]8}t|ts| jd	 d| _d S |	|||d f qW q>W || _
d S )
Nz"precedence must be a list or tupleTzBad precedence tablerL  z?Malformed precedence entry %s. Must be (assoc, term, ..., term)r   z)precedence associativity must be a stringrc   z precedence items must be strings)r   rA   rf   r   r  r   r   r   rn  ra   preclist)r   rw  r   r   r   r   r	   r	   r
   r_    s6    

z!ParserReflect.validate_precedencec             C   s   g }xj| j  D ]\\}}|dr|dkr,qt|tjtjfrt|d|jj	}t
|}|||||jf qW |jdd d || _d S )Np_ro  rs  c             S   s    | d t | d | d | d fS )Nr   rc   rL  r   )r7   )Z
p_functionr	   r	   r
   r.  D  s    
z.ParserReflect.get_pfunctions.<locals>.<lambda>)key)r   re   
startswithrA   r   rp  rq  rK   rr  rs  ri  ru  ra   __doc__sortrc  )r   Zp_functionsr   itemr   r   r	   r	   r
   rZ  7  s    
zParserReflect.get_pfunctionsc             C   s^  g }t | jdkr(| jd d| _d S x"| jD ]\}}}}t|}| j| }t|tj	rfd}nd}|j
j|kr| jd|||j d| _q2|j
j|k r| jd|||j d| _q2|js| jd|||j q2y,t|||}	x|	D ]}
|||
f qW W n: tk
r< } z| jt| d| _W d d }~X Y nX | j| q2W x| j D ]\}}|d	rt|tjtj	frq\|d
rq\|d	r|dkr| jd| t|tjr|j
jdkst|tj	r\|jj
jdkr\|jr\y8|jd}|d dkr4| jd|j
j|j
j| W n tk
rL   Y nX q\W || _d S )Nr   z+no rules of the form p_rulename are definedTrL  rc   z%%s:%d: Rule %r has too many argumentsz#%s:%d: Rule %r requires an argumentzA%s:%d: No documentation string specified in function %r (ignored)rx  Zt_ro  z%r not defined as a functionrx   rM  z9%s:%d: Possible grammar rule %r defined without p_ prefix)r   rc  r  r   ri  rk  r   rA   r   rq  rr  rv  r   r{  r   rR  ra   rU   r7   r   r   re   rz  rp  __func__r;  rt  rs  r   r  )r   r  r   r   r   rQ  r   r   ZreqargsZparsed_gr  r?  rB   rD   r	   r	   r
   r`  L  s\    


 z!ParserReflect.validate_pfunctions)N)r   r   r   r   r[  rb  r   ra  rV  r\  rW  r]  rX  r^  rY  r_  rZ  r`  r	   r	   r	   r
   rS  x  s   

rS  c       <         sd	  |d krt }|rd}|d kr&ttj} rf fddt D }t|}d|krntj|d  j|d< ntd}|	d krt	|t
jr|j}nLd|kr|d }n:|d}d|d d }td	|  ttj| dd
}tj|}	|d}|rt	|trd|kr|d | }|d k	r&||d< t||d}|  |jrJtd| }yt }|rl||}n
||}|s||kry"||j t||j }|j!a!|S  t"k
r } z|#d| W d d }~X Y nX W nF t$k
r } z|#t| W d d }~X Y n t%k
r"   Y nX |
d kr|rytt&tj|	|d}
W n< t'k
r } z|#d||f  t( }
W d d }~X Y nX nt( }
|
)dt* d}|+ rtd|j s|#d t,|j-}xZ|j.D ]P\}}}y|/||| W n0 t0k
r( } z|#d| W d d }~X Y nX qW xl|j1D ]b\}}|\} }!}"}#y|2|"|#|| |! W n4 t0k
r } z|d| d}W d d }~X Y nX q8W y&|d kr|3|j4 n
|3| W n6 t0k
r } z|t| d}W d d }~X Y nX |r
td|5 }$x*|$D ]"\}%}&|d|&j6|&j7|% d}qW |8 }'|'r|
)d
 |
)d |
)d
 x&|'D ]}|#d| |
)d| qpW |r|
)d
 |
)d |
)d
 x&t9|j:D ]\}(})|
)d|(|) qW |; }*x$|*D ]}&|#d|&j6|&j7|&j< qW t=|'dkr$|#d t=|'dkrB|#d t=|' t=|*dkrZ|#d! t=|*dkrx|#d"t=|* |rP|
)d
 |
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