U
    e»{j ã                   @   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ZdZdZ	dZ
dZdZdZd	Zd
Zd Zejd  dk rleZneZejZG dd„ deƒZG dd„ deƒZG dd„ deƒZdd„ Zdd„ Zdadada dZ!dd„ Z"dd„ Z#dd„ Z$dd„ Z%G dd„ dƒZ&G d d!„ d!ƒZ'G d"d#„ d#ƒZ(e  )d$¡Z*G d%d&„ d&eƒZ+G d'd(„ d(eƒZ,G d)d*„ d*eƒZ-d+d,„ Z.G d-d.„ d.eƒZ/G d/d0„ d0eƒZ0G d1d2„ d2eƒZ1G d3d4„ d4eƒZ2d5d6„ Z3d7d8„ Z4G d9d:„ d:eƒZ5G d;d<„ d<e2ƒZ6d=d>„ Z7d?d@„ Z8G dAdB„ dBeƒZ9de	deddd	de
ddddfdCdD„Z:dS )Eé    Nz3.11z3.10Tz
parser.outÚparsetabÚLALRé   Fé(   c                   @   s4   e Zd Zdd„ Zdd„ ZeZdd„ Zdd„ ZeZd	S )
Ú	PlyLoggerc                 C   s
   || _ d S ©N)Úf)Úselfr   © r
   úV/var/www/html/bwave/python/venv/lib/python3.8/site-packages/astropy/extern/ply/yacc.pyÚ__init__m   s    zPlyLogger.__init__c                 O   s   | j  || d ¡ d S )NÚ
©r   Úwrite©r	   ÚmsgÚargsÚkwargsr
   r
   r   Údebugp   s    zPlyLogger.debugc                 O   s   | j  d||  d ¡ d S )Nz	WARNING: r   r   r   r
   r
   r   Úwarningu   s    zPlyLogger.warningc                 O   s   | j  d||  d ¡ d S )NzERROR: r   r   r   r
   r
   r   Úerrorx   s    zPlyLogger.errorN)	Ú__name__Ú
__module__Ú__qualname__r   r   Úinfor   r   Úcriticalr
   r
   r
   r   r   l   s   r   c                   @   s   e Zd Zdd„ Zdd„ ZdS )Ú
NullLoggerc                 C   s   | S r   r
   )r	   Únamer
   r
   r   Ú__getattribute__   s    zNullLogger.__getattribute__c                 O   s   | S r   r
   )r	   r   r   r
   r
   r   Ú__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 )Ú	YaccErrorN©r   r   r   r
   r
   r
   r   r    †   s   r    c                 C   sP   t | ƒ}d|krt |ƒ}t|ƒtkr4|d t… d }dt| ƒjt| ƒ|f }|S )Nr   z ...z<%s @ 0x%x> (%s))ÚreprÚlenÚresultlimitÚtyper   Úid)ÚrÚrepr_strÚresultr
   r
   r   Úformat_resultŠ   s    r*   c                 C   sB   t | ƒ}d|krt |ƒ}t|ƒdk r(|S dt| ƒjt| ƒf S d S )Nr   é   z<%s @ 0x%x>)r"   r#   r%   r   r&   )r'   r(   r
   r
   r   Ú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ƒ S r   )ÚwarningsÚwarnÚ_warnmsgÚ_errokr
   r
   r
   r   Úerrok®   s    
r1   c                   C   s   t  t¡ tƒ S r   )r-   r.   r/   Ú_restartr
   r
   r
   r   Úrestart²   s    
r3   c                   C   s   t  t¡ tƒ S r   )r-   r.   r/   Ú_tokenr
   r
   r
   r   Útoken¶   s    
r5   c                 C   s>   |j a|ja|ja| |ƒ}z
bbbW n tk
r8   Y nX |S r   )r1   r0   r5   r4   r3   r2   Ú	NameError)Ú	errorfuncr5   Úparserr'   r
   r
   r   Úcall_errorfunc»   s    
r9   c                   @   s   e Zd Zdd„ Zdd„ ZdS )Ú
YaccSymbolc                 C   s   | j S r   ©r%   ©r	   r
   r
   r   Ú__str__Ù   s    zYaccSymbol.__str__c                 C   s   t | ƒS r   ©Ústrr<   r
   r
   r   Ú__repr__Ü   s    zYaccSymbol.__repr__N)r   r   r   r=   r@   r
   r
   r
   r   r:   Ø   s   r:   c                   @   sn   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S )ÚYaccProductionNc                 C   s   || _ || _d | _d | _d S r   )ÚsliceÚstackÚlexerr8   )r	   ÚsrC   r
   r
   r   r   é   s    zYaccProduction.__init__c                 C   sB   t |tƒrdd„ | j| D ƒS |dkr2| j| jS | j| jS d S )Nc                 S   s   g | ]
}|j ‘qS r
   ©Úvalue©Ú.0rE   r
   r
   r   Ú
<listcomp>ñ   s     z.YaccProduction.__getitem__.<locals>.<listcomp>r   )Ú
isinstancerB   rG   rC   ©r	   Únr
   r
   r   Ú__getitem__ï   s
    
zYaccProduction.__getitem__c                 C   s   || j | _d S r   )rB   rG   )r	   rM   Úvr
   r
   r   Ú__setitem__÷   s    zYaccProduction.__setitem__c                 C   s   dd„ | j ||… D ƒS )Nc                 S   s   g | ]
}|j ‘qS r
   rF   rH   r
   r
   r   rJ   û   s     z/YaccProduction.__getslice__.<locals>.<listcomp>)rB   )r	   ÚiÚjr
   r
   r   Ú__getslice__ú   s    zYaccProduction.__getslice__c                 C   s
   t | jƒS r   )r#   rB   r<   r
   r
   r   Ú__len__ý   s    zYaccProduction.__len__c                 C   s   t | j| ddƒS )NÚlinenor   ©ÚgetattrrB   rL   r
   r
   r   rU      s    zYaccProduction.linenoc                 C   s   || j | _d S r   )rB   rU   )r	   rM   rU   r
   r
   r   Ú
set_lineno  s    zYaccProduction.set_linenoc                 C   s,   t | j| ddƒ}t | j| d|ƒ}||fS )NrU   r   Ú	endlinenorV   )r	   rM   Ú	startlineÚendliner
   r
   r   Úlinespan  s    zYaccProduction.linespanc                 C   s   t | j| ddƒS )NÚlexposr   rV   rL   r
   r
   r   r]     s    zYaccProduction.lexposc                 C   s   || j | _d S r   )rB   r]   )r	   rM   r]   r
   r
   r   Ú
set_lexpos  s    zYaccProduction.set_lexposc                 C   s,   t | j| ddƒ}t | j| d|ƒ}||fS )Nr]   r   Ú	endlexposrV   )r	   rM   ÚstartposÚendposr
   r
   r   Úlexspan  s    zYaccProduction.lexspanc                 C   s   t ‚d S r   )ÚSyntaxErrorr<   r
   r
   r   r     s    zYaccProduction.error)N)r   r   r   r   rN   rP   rS   rT   rU   rX   r\   r]   r^   rb   r   r
   r
   r
   r   rA   è   s   
rA   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 )ÚLRParserc                 C   s0   |j | _|j| _|j| _|| _|  ¡  d| _d S ©NT)	Úlr_productionsÚproductionsÚ	lr_actionÚactionÚlr_gotoÚgotor7   Úset_defaulted_statesÚerrorok)r	   ZlrtabZerrorfr
   r
   r   r      s    zLRParser.__init__c                 C   s
   d| _ d S re   )rm   r<   r
   r
   r   r1   (  s    zLRParser.errokc                 C   s@   | j d d …= | jd d …= tƒ }d|_| j |¡ | j  d¡ d S )Nú$endr   )Ú
statestackÚsymstackr:   r%   Úappend)r	   Úsymr
   r
   r   r3   +  s    zLRParser.restartc                 C   sP   i | _ | j ¡ D ]:\}}t| ¡ ƒ}t|ƒdkr|d dk r|d | j |< qd S ©Né   r   )Údefaulted_statesri   ÚitemsÚlistÚvaluesr#   )r	   ÚstateÚactionsÚrulesr
   r
   r   rl   ;  s
    zLRParser.set_defaulted_statesc                 C   s
   i | _ d S r   )ru   r<   r
   r
   r   Údisable_defaulted_statesB  s    z!LRParser.disable_defaulted_statesNFc                 C   sZ   |st r.t|tƒrttjƒ}|  |||||¡S |rD|  |||||¡S |  |||||¡S d S r   )	Ú	yaccdevelrK   Úintr   ÚsysÚstderrÚ
parsedebugÚparseoptÚparseopt_notrack)r	   ÚinputrD   r   ÚtrackingÚ	tokenfuncr
   r
   r   ÚparseE  s    

zLRParser.parsec                  C   sÂ  d }g }| j }| j}	| j}
| j}td ƒ}d}| d¡ |sLddlm} |j}||_| |_	|d k	rj| 
|¡ |d krz|j}n|}|| _g }|| _g }|| _||_d }| d¡ tƒ }d|_| |¡ d}| d¡ | d|¡ ||k�r(|�s|sø|ƒ }n| ¡ }|�stƒ }d|_|j}||  |¡}n|| }| d|| ¡ | d	d
d dd„ |D ƒdd … ¡t|ƒf  ¡ ¡ |d k	�r„|dk�r¾| |¡ |}| d|¡ | |¡ d }|rÆ|d8 }qÆ|dk �rH|
|  }|j}|j}tƒ }||_d |_|�r<| d|jdd dd„ || d … D ƒ¡ d |	|d|   | ¡ n| d|jg |	|d  | ¡ |�rŒ|| d d … }||d< |�rÀ|d }|j|_|j|_|d }t|d|jƒ|_t|d|jƒ|_||_ zd|| d …= || _!| "|¡ || d …= | dt#|d ƒ¡ | |¡ |	|d  | }| |¡ W qÆ t$k
�r†   | |¡ | %|dd… ¡ | ¡  |d }d|_d|_|}t&}d| _'Y qÆX qÆn¼|�r¢|j|_|j|_|g}||_ zL|| _!| "|¡ | dt#|d ƒ¡ | |¡ |	|d  | }| |¡ W qÆ t$k
�rD   | |¡ | ¡  |d }d|_d|_|}t&}d| _'Y qÆX qÆ|dk�r„|d }t|dd ƒ}| dt#|ƒ¡ | d¡ |S |d k�r´| (dd
d dd„ |D ƒdd … ¡t|ƒf  ¡ ¡ |dk�sÔ| j'�rœt&}d| _'|}|jdk�ròd }| j)�r:|�rt*|dƒ�s||_|| _!t+| j)|| ƒ}| j'�rš|}d }qÆn`|�rŠt*|d ƒ�rT|j}nd}|�rvt,j- .d!||jf ¡ nt,j- .d"|j ¡ nt,j- .d#¡ d S nt&}t|ƒdk�rÒ|jdk�rÒd }d }d}|d d …= qÆ|jdk�râd S |jdk�r„|d }|jdk�r.|�r(t|d |jƒ|_t|d$|jƒ|_d }qÆtƒ }d|_t*|d ƒ�rT|j |_|_t*|d$ƒ�rn|j |_|_||_| |¡ |}qÆ| ¡ }|�r¢|j|_|j|_| ¡  |d }qÆt/d%ƒ‚qÆd S )&Nr   zPLY: PARSE DEBUG STARTrt   ©Úlexrn   Ú zState  : %sz#Defaulted state %s: Reduce using %dzStack  : %sz%s . %sú c                 S   s   g | ]
}|j ‘qS r
   r;   ©rI   Zxxr
   r
   r   rJ   ³  s     z'LRParser.parsedebug.<locals>.<listcomp>z Action : Shift and goto state %sz3Action : Reduce rule [%s] with %s and goto state %dú[ú,c                 S   s   g | ]}t |jƒ‘qS r
   )r,   rG   )rI   Ú_vr
   r
   r   rJ   Ö  s     ú]éÿÿÿÿrY   r_   zResult : %sr   FrG   zDone   : Returning %szPLY: PARSE DEBUG ENDzError  : %sc                 S   s   g | ]
}|j ‘qS r
   r;   rŒ   r
   r
   r   rJ   D  s     rD   rU   ú(yacc: Syntax error at line %d, token=%s
úyacc: Syntax error, token=%sú yacc: Parse error in input. EOF
r]   úyacc: internal parser error!!!
)0ri   rk   rg   ru   rA   r   rŠ   r‰   rD   r8   r„   r5   ro   rp   rC   rq   r:   r%   r   ÚpopÚgetÚjoinr?   Úlstripr   r#   rG   rU   r]   rW   rY   r_   rB   ry   Úcallabler*   rc   ÚextendÚerror_countrm   r   r7   Úhasattrr9   r   r€   r   ÚRuntimeError© r	   r„   rD   r   r…   r†   Ú	lookaheadÚlookaheadstackrz   rk   Úprodru   ÚpsliceÚ
errorcountr‰   Ú	get_tokenro   rp   Úerrtokenrr   ry   ÚltypeÚtÚpÚpnameÚplenÚtargÚt1rM   r)   ÚtokrU   r
   r
   r   r�   ^  s„   





*ÿ






$þÿ








*ÿ

zLRParser.parsedebugc                  C   sn  d }g }| j }| j}	| j}
| j}td ƒ}d}|sBddlm} |j}||_| |_|d k	r`| 	|¡ |d krp|j
}n|}|| _
g }|| _g }|| _||_d }| d¡ tƒ }d|_| |¡ d}||k�r|sî|sÖ|ƒ }n| ¡ }|sîtƒ }d|_|j}||  |¡}n|| }|d k	�rd|dk�rJ| |¡ |}| |¡ d }|r¼|d8 }q¼|dk �rB|
|  }|j}|j}tƒ }||_d |_|�rš|| d d … }||d< |�râ|d }|j|_|j|_|d }t|d|jƒ|_t|d|jƒ|_||_zP|| d …= || _| |¡ || d …= | |¡ |	|d  | }| |¡ W q¼ tk
�r”   | |¡ | |dd… ¡ | ¡  |d }d|_d|_|}t }d	| _!Y q¼X q¼n¨|�r°|j|_|j|_|g}||_z8|| _| |¡ | |¡ |	|d  | }| |¡ W q¼ tk
�r>   | |¡ | ¡  |d }d|_d|_|}t }d	| _!Y q¼X q¼|dk�rd|d }t|d
d ƒ}|S |d k�r`|dk�s€| j!�rHt }d	| _!|}|jdk�ržd }| j"�ræ|�r¾t#|dƒ�s¾||_|| _t$| j"|| ƒ}| j!�rF|}d }q¼n`|�r6t#|dƒ�r |j}nd}|�r"t%j& 'd||jf ¡ nt%j& 'd|j ¡ nt%j& 'd¡ d S nt }t|ƒdk�r~|jdk�r~d }d }d}|d d …= q¼|jdk�rŽd S |jdk�r0|d }|jdk�rÚ|�rÔt|d|jƒ|_t|d|jƒ|_d }q¼tƒ }d|_t#|dƒ�r |j |_|_t#|dƒ�r|j |_|_||_| |¡ |}q¼| ¡ }|�rN|j|_|j|_| ¡  |d }q¼t(dƒ‚q¼d S )Nr   rt   rˆ   rn   r‘   rY   r_   r   FrG   rD   rU   r’   r“   r”   r]   r•   ))ri   rk   rg   ru   rA   rŠ   r‰   rD   r8   r„   r5   ro   rp   rC   rq   r:   r%   r–   r—   r   r#   rG   rU   r]   rW   rY   r_   rB   ry   rš   rc   r›   rœ   rm   r7   r�   r9   r   r€   r   rž   rŸ   r
   r
   r   r‚   ¹  sV   



















zLRParser.parseoptc                 C   sÖ  d }g }| j }| j}	| j}
| j}td ƒ}d}|sBddlm} |j}||_| |_|d k	r`| 	|¡ |d krp|j
}n|}|| _
g }|| _g }|| _||_d }| d¡ tƒ }d|_| |¡ d}||k�r|sî|sÖ|ƒ }n| ¡ }|sîtƒ }d|_|j}||  |¡}n|| }|d k	�r|dk�rJ| |¡ |}| |¡ d }|r¼|d8 }q¼|dk �ræ|
|  }|j}|j}tƒ }||_d |_|�rT|| d d … }||d< ||_zP|| d …= || _| |¡ || d …= | |¡ |	|d  | }| |¡ W q¼ tk
�rN   | |¡ | |dd… ¡ | ¡  |d }d|_d|_|}t}d| _Y q¼X q¼n’|g}||_z8|| _| |¡ | |¡ |	|d  | }| |¡ W q¼ tk
�râ   | |¡ | ¡  |d }d|_d|_|}t}d| _Y q¼X q¼|dk�r|d }t|dd ƒ}|S |d k�rÈ|dk�s$| j�rìt}d| _|}|jdk�rBd }| j�rŠ|�rbt|d	ƒ�sb||_|| _t | j|| ƒ}| j�rê|}d }q¼n`|�rÚt|d
ƒ�r¤|j!}nd}|�rÆt"j# $d||jf ¡ nt"j# $d|j ¡ nt"j# $d¡ d S nt}t|ƒdk�r"|jdk�r"d }d }d}|d d …= q¼|jdk�r2d S |jdk�r®|d }|jdk�rXd }q¼tƒ }d|_t|d
ƒ�r~|j! |_!|_%t|dƒ�r˜|j& |_&|_'||_| |¡ |}q¼| ¡ }| ¡  |d }q¼t(dƒ‚q¼d S )Nr   rt   rˆ   rn   r‘   r   FrG   rD   rU   r’   r“   r”   r]   r•   ))ri   rk   rg   ru   rA   rŠ   r‰   rD   r8   r„   r5   ro   rp   rC   rq   r:   r%   r–   r—   r   r#   rG   rB   ry   rš   rc   r›   rœ   rm   rW   r7   r�   r9   rU   r   r€   r   rY   r]   r_   rž   )r	   r„   rD   r   r…   r†   r    r¡   rz   rk   r¢   ru   r£   r¤   r‰   r¥   ro   rp   r¦   rr   ry   r§   r¨   r©   rª   r«   r¬   rM   r)   r®   rU   r
   r
   r   rƒ   ë  s6   



















zLRParser.parseopt_notrack)NNFFN)NNFFN)NNFFN)NNFFN)r   r   r   r   r1   r3   rl   r|   r‡   r�   r‚   rƒ   r
   r
   r
   r   rd     s   

  ]
  4rd   z^[a-zA-Z0-9_-]+$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 )Ú
Productionr   ©Úrightr   NrŠ   c           	      C   s¤   || _ t|ƒ| _|| _|| _d | _|| _|| _|| _t	| jƒ| _	g | _
| jD ]}|| j
krL| j
 |¡ qLg | _d | _| jr”d| j d | j¡f | _nd| j  | _d S ©Nú%s -> %sr‹   z%s -> <empty>)r   Útupler¢   ÚnumberÚfuncrš   ÚfileÚlineÚprecr#   Úusymsrq   Úlr_itemsÚlr_nextr˜   r?   )	r	   rµ   r   r¢   Ú
precedencer¶   r·   r¸   rE   r
   r
   r   r   !  s$    


zProduction.__init__c                 C   s   | j S r   r>   r<   r
   r
   r   r=   ?  s    zProduction.__str__c                 C   s   dt | ƒ d S )NzProduction(ú)r>   r<   r
   r
   r   r@   B  s    zProduction.__repr__c                 C   s
   t | jƒS r   )r#   r¢   r<   r
   r
   r   rT   E  s    zProduction.__len__c                 C   s   dS ©Nrt   r
   r<   r
   r
   r   Ú__nonzero__H  s    zProduction.__nonzero__c                 C   s
   | j | S r   )r¢   ©r	   Úindexr
   r
   r   rN   K  s    zProduction.__getitem__c              	   C   sŠ   |t | jƒkrd S t| |ƒ}z| j|j|d   |_W n ttfk
rT   g |_Y nX z|j|d  |_W n tk
r„   d |_Y nX |S r¿   )r#   r¢   ÚLRItemÚ	ProdnamesÚlr_afterÚ
IndexErrorÚKeyErrorÚ	lr_before)r	   rM   r©   r
   r
   r   Úlr_itemO  s    
zProduction.lr_itemc                 C   s   | j r|| j  | _d S r   ©r¶   rš   ©r	   Úpdictr
   r
   r   Úbind_  s    zProduction.bind)r°   NrŠ   r   )r   r   r   Úreducedr   r=   r@   rT   rÀ   rN   rÉ   rÍ   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 )
ÚMiniProductionc                 C   s.   || _ || _|| _d | _|| _|| _|| _d S r   )r   r#   r¶   rš   r·   r¸   r?   )r	   r?   r   r#   r¶   r·   r¸   r
   r
   r   r   h  s    zMiniProduction.__init__c                 C   s   | j S r   r>   r<   r
   r
   r   r=   q  s    zMiniProduction.__str__c                 C   s
   d| j  S )NzMiniProduction(%s)r>   r<   r
   r
   r   r@   t  s    zMiniProduction.__repr__c                 C   s   | j r|| j  | _d S r   rÊ   rË   r
   r
   r   rÍ   x  s    zMiniProduction.bindN)r   r   r   r   r=   r@   rÍ   r
   r
   r
   r   rÏ   g  s   	rÏ   c                   @   s$   e Zd Zdd„ Zdd„ Zdd„ ZdS )rÃ   c                 C   sZ   |j | _ t|jƒ| _|j| _|| _i | _| j |d¡ t| jƒ| _t| jƒ| _|j	| _	d S )NÚ.)
r   rw   r¢   rµ   Úlr_indexÚ
lookaheadsÚinsertr´   r#   rº   )r	   r©   rM   r
   r
   r   r   –  s    zLRItem.__init__c                 C   s,   | j rd| jd | j ¡f }n
d| j }|S r²   )r¢   r   r˜   )r	   rE   r
   r
   r   r=   ¡  s    
zLRItem.__str__c                 C   s   dt | ƒ d S )NzLRItem(r¾   r>   r<   r
   r
   r   r@   ¨  s    zLRItem.__repr__N)r   r   r   r   r=   r@   r
   r
   r
   r   rÃ   •  s   rÃ   c                 C   s6   t | ƒd }|dkr2| | |kr(| | S |d8 }qd S rs   )r#   )ÚsymbolsÚ	terminalsrQ   r
   r
   r   Úrightmost_terminal°  s    
rÖ   c                   @   s   e Zd ZdS )ÚGrammarErrorNr!   r
   r
   r
   r   r×   À  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 )'ÚGrammarc                 C   sb   d g| _ i | _i | _i | _|D ]}g | j|< qg | jd< i | _i | _i | _i | _tƒ | _	d | _
d S ©Nr   )ÚProductionsrÄ   ÚProdmapÚ	TerminalsÚNonterminalsÚFirstÚFollowÚ
PrecedenceÚsetÚUsedPrecedenceÚStart)r	   rÕ   Útermr
   r
   r   r   Ä  s    
zGrammar.__init__c                 C   s
   t | jƒS r   )r#   rÚ   r<   r
   r
   r   rT   è  s    zGrammar.__len__c                 C   s
   | j | S r   )rÚ   rÁ   r
   r
   r   rN   ë  s    zGrammar.__getitem__c                 C   sL   | j d gkstdƒ‚|| jkr*td| ƒ‚|dkr:tdƒ‚||f| j|< d S )Nz2Must call set_precedence() before add_production()z,Precedence already specified for terminal %r)Úleftr±   Únonassocz:Associativity must be one of 'left','right', or 'nonassoc')rÚ   ÚAssertionErrorrà   r×   )r	   rä   ÚassocÚlevelr
   r
   r   Úset_precedenceö  s    
zGrammar.set_precedenceNrŠ   r   c              	   C   s¸  || j krtd|||f ƒ‚|dkr6td|||f ƒ‚t |¡sRtd|||f ƒ‚t|ƒD ]œ\}}|d dkrÐzLt|ƒ}t|ƒdkr˜td||||f ƒ‚|| j kr¬g | j |< |||< W qZW n tk
rÎ   Y nX t |¡sZ|d	krZtd
||||f ƒ‚qZd	|k�r„|d d	k�r td||f ƒ‚|d d	k�r>td||f ƒ‚|d }	| j 	|	¡}
|
�sltd|||	f ƒ‚n| j
 |	¡ |dd …= nt|| j ƒ}	| j 	|	d¡}
d||f }|| jk�râ| j| }td|||f d|j|jf  ƒ‚t| jƒ}|| jk�rg | j|< |D ]J}|| j k�r(| j |  |¡ n&|| jk�r>g | j|< | j|  |¡ �qt||||
|||ƒ}| j |¡ || j|< z| j|  |¡ W n" tk
�r²   |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'"rt   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 %%precéþÿÿÿzH%s:%d: Syntax error. %%prec can only appear at the end of a grammar rulez/%s:%d: Nothing known about the precedence of %rr°   r³   z%s:%d: Duplicate rule %s. zPrevious definition at %s:%d)rÜ   r×   Ú_is_identifierÚmatchÚ	enumerateÚevalr#   rc   rà   r—   râ   ÚaddrÖ   rÛ   r·   r¸   rÚ   rÝ   rq   r¯   rÄ   rÇ   )r	   ÚprodnameÚsymsr¶   r·   r¸   rM   rE   ÚcZprecnameZprodprecÚmapÚmZpnumberr¨   r©   r
   r
   r   Úadd_production  sv    


ÿ


ÿ
ÿ



zGrammar.add_productionc                 C   sT   |s| j d j}|| jkr&td| ƒ‚tdd|gƒ| j d< | j|  d¡ || _d S )Nrt   zstart symbol %s undefinedr   úS')rÚ   r   rÝ   r×   r¯   rq   rã   )r	   Ústartr
   r
   r   Ú	set_startc  s    
zGrammar.set_startc                    s>   ‡ ‡‡fdd„‰ t ƒ ‰ˆ ˆjd jd ƒ ‡fdd„ˆjD ƒS )Nc                    sB   | ˆkrd S ˆ  | ¡ ˆj | g ¡D ]}|jD ]}ˆ |ƒ q.q$d S r   )rð   rÄ   r—   r¢   )rE   r©   r'   ©Úmark_reachable_fromÚ	reachabler	   r
   r   rû   v  s    

z5Grammar.find_unreachable.<locals>.mark_reachable_fromr   c                    s   g | ]}|ˆ kr|‘qS r
   r
   rH   )rü   r
   r   rJ   €  s      z,Grammar.find_unreachable.<locals>.<listcomp>)rá   rÚ   r¢   rÝ   r<   r
   rú   r   Úfind_unreachables  s    zGrammar.find_unreachablec                 C   sà   i }| j D ]}d||< q
d|d< | jD ]}d||< q&d}| j ¡ D ]N\}}|D ]@}|jD ]}|| sXd} qrqXd}|rN|| sŠd||< d} qBqNqB|s4qšq4g }	| ¡ D ]4\}}
|
s¦|| jkrÐ|| j krÐ|dkrÐq¦|	 |¡ q¦|	S )NTrn   Fr   )rÜ   rÝ   rÄ   rv   r¢   rq   )r	   Z
terminatesr¨   rM   Úsome_changeÚplr©   rE   Zp_terminatesÚinfiniterä   r
   r
   r   Úinfinite_cyclesŠ  s8    




zGrammar.infinite_cyclesc                 C   sP   g }| j D ]@}|sq
|jD ].}|| jkr|| jkr|dkr| ||f¡ qq
|S rÙ   )rÚ   r¢   rÄ   rÜ   rq   )r	   r)   r©   rE   r
   r
   r   Úundefined_symbolsÊ  s    

zGrammar.undefined_symbolsc                 C   s2   g }| j  ¡ D ]\}}|dkr|s| |¡ q|S rÙ   )rÜ   rv   rq   )r	   Z
unused_tokrE   rO   r
   r
   r   Úunused_terminalsÛ  s
    zGrammar.unused_terminalsc                 C   s8   g }| j  ¡ D ]$\}}|s| j| d }| |¡ q|S ©Nr   )rÝ   rv   rÄ   rq   )r	   Zunused_prodrE   rO   r©   r
   r
   r   Úunused_rulesê  s    zGrammar.unused_rulesc                 C   s@   g }| j D ]0}|| jks
|| jks
| || j | d f¡ q
|S r  )rà   rÜ   râ   rq   )r	   ZunusedZtermnamer
   r
   r   Úunused_precedenceû  s
    
zGrammar.unused_precedencec                 C   sZ   g }|D ]B}d}| j | D ]$}|dkr,d}q||kr| |¡ q|rFq qVq| d¡ |S )NFú<empty>T)rÞ   rq   )r	   Úbetar)   ÚxZx_produces_emptyr   r
   r
   r   Ú_first  s    
zGrammar._firstc                 C   s¨   | j r| j S | jD ]}|g| j |< qdg| j d< | jD ]}g | j |< q6d}| jD ]H}| j| D ]8}|  |j¡D ]&}|| j | krn| j |  |¡ d}qnq^qP|sFq¢qF| j S )Nrn   FT)rÞ   rÜ   rÝ   rÄ   r
  r¢   rq   )r	   r¨   rM   rþ   r©   r   r
   r
   r   Úcompute_first.  s"    



zGrammar.compute_firstc           
      C   s<  | j r| j S | js|  ¡  | jD ]}g | j |< q |s@| jd j}dg| j |< d}| jdd … D ]Ì}t|jƒD ]¼\}}|| jkrl|  |j|d d … ¡}d}|D ]:}	|	dkrÌ|	| j | krÌ| j |  	|	¡ d}|	dkržd}qž|sð|t
|jƒd krl| j |j D ]*}	|	| j | k� rü| j |  	|	¡ d}� qüqlq^|sL�q6qL| j S )Nrt   rn   Fr  T)rß   rÞ   r  rÝ   rÚ   r   rî   r¢   r
  rq   r#   )
r	   rø   ÚkÚdidaddr©   rQ   ÚBZfstZhasemptyr   r
   r
   r   Úcompute_followS  s:    

zGrammar.compute_followc              
   C   sÌ   | j D ]À}|}d}g }|t|ƒkr(d }ntt||ƒ}z| j|j|d   |_W n ttfk
rj   g |_Y nX z|j|d  |_W n tk
rš   d |_Y nX ||_	|s¨qÀ| 
|¡ |}|d7 }q||_qd S ©Nr   rt   )rÚ   r#   rÃ   rÄ   r¢   rÅ   rÆ   rÇ   rÈ   r¼   rq   r»   )r	   r©   ZlastlrirQ   r»   Zlrir
   r
   r   Úbuild_lritemsŽ  s,    



zGrammar.build_lritems)NrŠ   r   )N)N)r   r   r   r   rT   rN   rê   rö   rù   rý   r  r  r  r  r  r
  r  r  r  r
   r
   r
   r   rØ   Ã  s    $
T
@#%
;rØ   c                   @   s   e Zd ZdS )ÚVersionErrorNr!   r
   r
   r
   r   r  ²  s   r  c                   @   s,   e Zd Zdd„ Zdd„ Zdd„ Zdd„ Zd	S )
ÚLRTablec                 C   s   d | _ d | _d | _d | _d S r   )rh   rj   rf   Ú	lr_methodr<   r
   r
   r   r   ¶  s    zLRTable.__init__c                 C   sz   t |tjƒr|}ntd| ƒ tj| }|jtkr:tdƒ‚|j	| _
|j| _g | _|jD ]}| j t|Ž ¡ qV|j| _|jS )Nú	import %sú&yacc table file version is out of date)rK   ÚtypesÚ
ModuleTypeÚexecr   ÚmodulesZ_tabversionÚ__tabversion__r  Z
_lr_actionrh   Z_lr_gotorj   rf   Z_lr_productionsrq   rÏ   Z
_lr_methodr  Z_lr_signature)r	   Úmoduler   r©   r
   r
   r   Ú
read_table¼  s    


zLRTable.read_tablec                 C   sÂ   zdd l }W n tk
r(   dd l}Y nX tj |¡s:t‚t|dƒ}| |¡}|tkr^t	dƒ‚| |¡| _
| |¡}| |¡| _| |¡| _| |¡}g | _|D ]}| j t|Ž ¡ q | ¡  |S )Nr   Úrbr  )ÚcPickleÚImportErrorÚpickleÚosÚpathÚexistsÚopenÚloadr  r  r  rh   rj   rf   rq   rÏ   Úclose)r	   Úfilenamer!  Zin_fZ
tabversionÚ	signaturerg   r©   r
   r
   r   Úread_pickleÐ  s(    



zLRTable.read_picklec                 C   s   | j D ]}| |¡ qd S r   )rf   rÍ   )r	   rÌ   r©   r
   r
   r   Úbind_callablesì  s    
zLRTable.bind_callablesN)r   r   r   r   r  r*  r+  r
   r
   r
   r   r  µ  s   r  c              	   C   sL   i }| D ]}d||< qg }i }| D ]$}|| dkr"t ||||| ||ƒ q"|S r  )Útraverse)ÚXÚRÚFPÚNr	  rC   ÚFr
   r
   r   Údigraph	  s    
r2  c              	   C   sü   |  | ¡ t|ƒ}||| < || ƒ|| < || ƒ}|D ]f}	||	 dkrVt|	||||||ƒ t||  ||	 ƒ|| < | |	g ¡D ]}
|
||  krx||    |
¡ qxq2||  |krøt||d < ||  ||d < | ¡ }|| krøt||d < ||  ||d < | ¡ }qÊd S )Nr   r‘   )rq   r#   r,  Úminr—   ÚMAXINTr–   )r	  r0  rC   r1  r-  r.  r/  ÚdÚrelÚyÚaÚelementr
   r
   r   r,    s(    
r,  c                   @   s   e Zd ZdS )Ú	LALRErrorNr!   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 )'ÚLRGeneratedTabler   Nc                 C   sž   |dkrt d| ƒ‚|| _|| _|s*tƒ }|| _i | _i | _|j| _i | _	i | _
d| _d| _d| _g | _g | _g | _| j ¡  | j ¡  | j ¡  |  ¡  d S )N)ZSLRr   zUnsupported method %sr   )r:  Úgrammarr  r   Úlogrh   rj   rÚ   rf   Úlr_goto_cacheÚlr0_cidhashÚ
_add_countZsr_conflictZrr_conflictÚ	conflictsÚsr_conflictsÚrr_conflictsr  r  r  Úlr_parse_table)r	   r<  Úmethodr=  r
   r
   r   r   6  s,    


zLRGeneratedTable.__init__c                 C   sn   |  j d7  _ |d d … }d}|rjd}|D ]<}|jD ]0}t|ddƒ| j krLq4| |j¡ | j |_d}q4q*q|S )Nrt   TFÚ	lr0_addedr   )r@  rÅ   rW   rq   r¼   rF  )r	   ÚIÚJr  rR   r	  r
   r
   r   Úlr0_closure[  s    

zLRGeneratedTable.lr0_closurec           	      C   sÐ   | j  t|ƒ|f¡}|r|S | j  |¡}|s:i }|| j |< g }|D ]H}|j}|rB|j|krB| t|ƒ¡}|s|i }||t|ƒ< | |¡ |}qB| d¡}|sº|r²|  |¡}||d< n||d< || j t|ƒ|f< |S )Nrn   )r>  r—   r&   r¼   rÈ   rq   rI  )	r	   rG  r	  ÚgrE   Úgsr©   rM   Ús1r
   r
   r   Úlr0_gotou  s2    




zLRGeneratedTable.lr0_gotoc           	      C   sÊ   |   | jjd jg¡g}d}|D ]}|| jt|ƒ< |d7 }q d}|t|ƒk rÆ|| }|d7 }i }|D ]}|jD ]}d ||< qnqd|D ]@}|  ||¡}|r‚t|ƒ| jkr¦q‚t|ƒ| jt|ƒ< | 	|¡ q‚q@|S r  )
rI  r<  rÚ   r¼   r?  r&   r#   rº   rM  rq   )	r	   ÚCrQ   rG  ZasymsÚiirE   r	  rJ  r
   r
   r   Ú	lr0_items˜  s(    

zLRGeneratedTable.lr0_itemsc                 C   sx   t ƒ }d}| jjdd … D ]@}|jdkr6| |j¡ q|jD ]}||kr< qq<| |j¡ qt|ƒ|krjqtt|ƒ}q
|S r  )rá   r<  rÚ   r#   rð   r   r¢   )r	   ÚnullableZnum_nullabler©   r¨   r
   r
   r   Úcompute_nullable_nonterminalsÐ  s    


z.LRGeneratedTable.compute_nullable_nonterminalsc                 C   sj   g }t |ƒD ]X\}}|D ]J}|j|jd k r||j|jd  f}|d | jjkr||kr| |¡ qq|S r¿   )rî   rÑ   r#   r¢   r<  rÝ   rq   )r	   rN  ÚtransZstatenory   r©   r¨   r
   r
   r   Úfind_nonterminal_transitionsí  s    z-LRGeneratedTable.find_nonterminal_transitionsc           
      C   s�   |\}}g }|   || |¡}|D ]B}|j|jd k r |j|jd  }	|	| jjkr |	|kr | |	¡ q |dkrŒ|| jjd jd krŒ| d¡ |S )Nrt   r   rn   )rM  rÑ   r#   r¢   r<  rÜ   rq   rÚ   )
r	   rN  rS  rQ  ry   r0  ÚtermsrJ  r©   r8  r
   r
   r   Údr_relation	  s    
zLRGeneratedTable.dr_relationc                 C   sr   g }|\}}|   || |¡}| j t|ƒd¡}|D ]:}	|	j|	jd k r2|	j|	jd  }
|
|kr2| ||
f¡ q2|S )Nr‘   rt   )rM  r?  r—   r&   rÑ   r#   r¢   rq   )r	   rN  rS  Úemptyr6  ry   r0  rJ  rR   r©   r8  r
   r
   r   Úreads_relation	  s    zLRGeneratedTable.reads_relationc                 C   s²  i }i }i }|D ]}d||< q|D �]„\}}	g }
g }|| D �],}|j |	krNq<|j}|}||jd k rö|d }|j| }||f|krÒ|d }||jk rÄ|j| | jjkrªqÒ|j| |krºqÒ|d }qŒ| ||f¡ |  || |¡}| j 	t
|ƒd¡}qX|| D ]j}|j |j k�rqþ|j|jk�r"qþd}||jk �rZ|j| |j|d  k�rNqþ|d }�q&|
 ||f¡ qþq<|D ]*}||k�r†g ||< ||  ||	f¡ �qp|
|||	f< q"||fS )Nrt   r‘   r   )r   rÑ   r#   r¢   r<  rÜ   rq   rM  r?  r—   r&   )r	   rN  rS  rQ  ZlookdictZincludedictZdtransr¨   ry   r0  ZlookbZincludesr©   rÑ   rR   ZlirJ  r'   rQ   r
   r
   r   Úcompute_lookback_includesD	  sX    





z*LRGeneratedTable.compute_lookback_includesc                    s0   ‡ ‡‡fdd„}‡ ‡‡fdd„}t |||ƒ}|S )Nc                    s   ˆ  ˆ | ˆ¡S r   )rV  ©r	  ©rN  rQ  r	   r
   r   Ú<lambda>•	  ó    z4LRGeneratedTable.compute_read_sets.<locals>.<lambda>c                    s   ˆ  ˆ | ˆ¡S r   )rX  rZ  r[  r
   r   r\  –	  r]  ©r2  )r	   rN  ÚntransrQ  r/  r.  r1  r
   r[  r   Úcompute_read_sets”	  s    z"LRGeneratedTable.compute_read_setsc                    s(   ‡fdd„}‡ fdd„}t |||ƒ}|S )Nc                    s   ˆ |  S r   r
   rZ  )Úreadsetsr
   r   r\  «	  r]  z6LRGeneratedTable.compute_follow_sets.<locals>.<lambda>c                    s   ˆ   | g ¡S r   )r—   rZ  )Úinclsetsr
   r   r\  ¬	  r]  r^  )r	   r_  ra  rb  r/  r.  r1  r
   )rb  ra  r   Úcompute_follow_setsª	  s    z$LRGeneratedTable.compute_follow_setsc           	      C   sl   |  ¡ D ]^\}}|D ]P\}}||jkr0g |j|< | |g ¡}|D ]"}||j| kr@|j|  |¡ q@qqd S r   )rv   rÒ   r—   rq   )	r	   Z	lookbacksZ	followsetrS  Zlbry   r©   r   r8  r
   r
   r   Úadd_lookaheads¼	  s    

zLRGeneratedTable.add_lookaheadsc                 C   sP   |   ¡ }|  |¡}|  |||¡}|  |||¡\}}|  |||¡}|  ||¡ d S r   )rR  rT  r`  rY  rc  rd  )r	   rN  rQ  rS  ra  ZlookdZincludedZ
followsetsr
   r
   r   Úadd_lalr_lookaheadsÎ	  s    
z$LRGeneratedTable.add_lalr_lookaheadsc           $   
   C   s  | j j}| j j}| j}| j}| j}i }| d| j¡ |  ¡ }| jdkrP|  	|¡ d}|D �]¦}	g }
i }i }i }| d¡ | d|¡ | d¡ |	D ]}| d|j
|¡ q’| d¡ |	D �]ì}|j|jd k�r|jdkrìd|d	< ||d	< �q¤| jdk�r|j| }n| j j|j }|D �]ö}|
 ||d
|j
|f f¡ | |¡}|d k	�rä|dk�r*| |d¡\}}||j
 j\}}||k �s’||k�ræ|dk�ræ|j
 ||< |||< |�sÐ|�sÐ| d|¡ | j ||df¡ ||j
  jd7  _nB||k�r|dk�rd ||< n$|�sâ| d|¡ | j ||df¡ n¸|dk �rÖ||  }||j
 }|j|jk�rž|j
 ||< |||< || }}||j
  jd7  _||j
  jd8  _n
|| }}| j |||f¡ | d||| j
|| ¡ ntd| ƒ‚n(|j
 ||< |||< ||j
  jd7  _�qq¶|j}|j|d  }|| j jkr¶|  |	|¡}| j t|ƒd¡}|dkr¶|
 ||d| f¡ | |¡}|d k	�r”|dk�r¢||k�r’td| ƒ‚nð|dk �r†| |d¡\}}||| j
 j\}}||k�sî||k�r<|dk�r<||| j
  jd8  _|||< |||< |�s„| d|¡ | j ||df¡ nH||k�rZ|dk�rZd ||< n*|�s’|�s’| d|¡ | j ||df¡ ntd| ƒ‚q¶|||< |||< q¶i }|
D ]>\}}}||k�r®||| k�r®| d||¡ d|||f< �q®| d¡ d}|
D ]P\}}}||k�r ||| k	�r ||f|k�r | d||¡ d}d|||f< �q |�rb| d¡ i } |	D ]*}!|!jD ]}"|"| j jk�rtd | |"< �qt�qj| D ]D}#|  |	|#¡}| j t|ƒd¡}|dk�rš|||#< | d|#|¡ �qš|||< |||< |||< |d7 }qXd S )NzParsing method: %sr   r   rŠ   zstate %dz    (%d) %srt   r÷   rn   zreduce using rule %d (%s)r°   rå   z3  ! shift/reduce conflict for %s resolved as reduceÚreduceræ   z2  ! shift/reduce conflict for %s resolved as shiftÚshiftz=  ! reduce/reduce conflict for %s resolved using rule %d (%s)zUnknown conflict in state %dr‘   zshift and go to state %dz Shift/shift conflict in state %dr±   z    %-15s %sz  ! %-15s [ %s ]z"    %-30s shift and go to state %d) r<  rÚ   rà   rj   rh   r=  r   r  rP  re  rµ   r#   rÑ   r   rÒ   rß   rq   r—   r¹   rB  rÎ   r¸   rC  r:  r¢   rÜ   rM  r?  r&   r   rº   rÝ   )$r	   rÚ   rà   rk   ri   r=  ZactionprN  ÚstrG  ZactlistZ	st_actionZ
st_actionpZst_gotor©   Zlaheadsr8  r'   ZsprecZslevelZrprecZrlevelZoldpÚppZchosenpZrejectprQ   rJ  rR   Z	_actprintrõ   Znot_usedZnkeysrO  rE   rM   r
   r
   r   rD  æ	  s   

















  ÿ












zLRGeneratedTable.lr_parse_tablerŠ   c                 C   sš  t |tjƒrtdƒ‚| d¡d }tj ||¡d }�z8t|dƒ}| 	dtj 
|¡t| j|f ¡ d}|�r`i }| j ¡ D ]T\}	}
|
 ¡ D ]B\}}| |¡}|s°g g f}|||< |d  |	¡ |d  |¡ qŠqz| 	d	¡ | ¡ D ]f\}}| 	d
| ¡ |d D ]}| 	d| ¡ �q | 	d¡ |d D ]}| 	d| ¡ �q(| 	d¡ qâ| 	d¡ | 	d¡ nF| 	d¡ | j ¡ D ]&\}}| 	d|d |d |f ¡ �qt| 	d¡ |�r¨i }| j ¡ D ]Z\}	}
|
 ¡ D ]F\}}| |¡}|�sòg g f}|||< |d  |	¡ |d  |¡ �qÊ�qº| 	d¡ | ¡ D ]h\}}| 	d
| ¡ |d D ]}| 	d| ¡ �qF| 	d¡ |d D ]}| 	d| ¡ �qn| 	d¡ �q(| 	d¡ | 	d¡ nF| 	d¡ | j ¡ D ]&\}}| 	d|d |d |f ¡ �q¼| 	d¡ | 	d¡ | jD ]Z}|j�r:| 	d|j|j|j|jtj 
|j¡|jf ¡ n| 	dt|ƒ|j|jf ¡ �qþ| 	d¡ | ¡  W n& tk
�r” } z‚ W 5 d }~X Y nX d S )Nz"Won't overwrite existing tabmodulerÐ   r‘   z.pyÚwz�
# %s
# This file is automatically generated. Do not edit.
# pylint: disable=W,C,R
_tabversion = %r

_lr_method = %r

_lr_signature = %r
    rt   r   z
_lr_action_items = {z%r:([z%r,z],[z]),z}
zÂ
_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 = {z¹
_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]
)rK   r  r  ÚIOErrorÚsplitr"  r#  r˜   r%  r   Úbasenamer  r  rh   rv   r—   rq   rj   rf   r¶   r?   r   r#   r·   r¸   r'  )r	   Ú	tabmoduleÚ	outputdirr)  Zbasemodulenamer(  r   Zsmallerrv   rE   Úndr   rO   rQ   r  r©   Úer
   r
   r   Úwrite_table§
  s’    
	÷





 




	
 


  ÿ
 
zLRGeneratedTable.write_tablec                 C   sþ   zdd l }W n tk
r(   dd l}Y nX t|dƒ�À}| t|t¡ | | j|t¡ | ||t¡ | | j|t¡ | | j	|t¡ g }| j
D ]T}|jrÂ| |j|j|j|jtj |j¡|jf¡ qŒ| t|ƒ|j|jd d d f¡ qŒ| ||t¡ W 5 Q R X d S )Nr   Úwb)r  r   r!  r%  Údumpr  Úpickle_protocolr  rh   rj   rf   r¶   rq   r?   r   r#   r"  r#  rm  r·   r¸   )r	   r(  r)  r!  ÚoutfZoutpr©   r
   r
   r   Úpickle_table"  s     
, zLRGeneratedTable.pickle_table)r   N)rŠ   rŠ   )rŠ   )r   r   r   r   rI  rM  rP  rR  rT  rV  rX  rY  r`  rc  rd  re  rD  rr  rw  r
   r
   r
   r   r;  5  s"   
%#8+P B
{r;  c                 C   s0   t  | ¡}|j ¡ }|j|jkr,| |j¡ |S r   )r   Ú	_getframeÚ	f_globalsÚcopyÚf_localsÚupdate)Zlevelsr   Zldictr
   r
   r   Úget_caller_module_dictE  s
    

r}  c              
   C   s   g }|   ¡ }d }|}|D ]â}|d7 }| ¡ }|s2qzˆ|d dkrf|sTtd||f ƒ‚|}	|dd … }
n@|d }	|	}|dd … }
|d }|dkr¦|dkr¦td||f ƒ‚| |||	|
f¡ W q tk
rÐ   ‚ Y q tk
rø   td	||| ¡ f ƒ‚Y qX q|S )
Nrt   r   ú|z%s:%d: Misplaced '|'é   ú:z::=z!%s:%d: Syntax error. Expected ':'z%s:%d: Syntax error in rule %r)Ú
splitlinesrl  rc   rq   Ú	ExceptionÚstrip)Údocr·   r¸   r<  ZpstringsZlastpZdlineZpsr©   rñ   rò   Zassignr
   r
   r   Úparse_grammarQ  s6    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S )!ÚParserReflectNc                 C   sL   || _ d | _d | _d | _tƒ | _g | _d| _|d krBtt	j
ƒ| _n|| _d S )NF)rÌ   rø   Ú
error_funcÚtokensrá   r  r<  r   r   r   r€   r=  )r	   rÌ   r=  r
   r
   r   r   {  s    zParserReflect.__init__c                 C   s,   |   ¡  |  ¡  |  ¡  |  ¡  |  ¡  d S r   )Ú	get_startÚget_error_funcÚ
get_tokensÚget_precedenceÚget_pfunctionsr<   r
   r
   r   Úget_allŠ  s
    zParserReflect.get_allc                 C   s6   |   ¡  |  ¡  |  ¡  |  ¡  |  ¡  |  ¡  | jS r   )Úvalidate_startÚvalidate_error_funcÚvalidate_tokensÚvalidate_precedenceÚvalidate_pfunctionsÚvalidate_modulesr   r<   r
   r
   r   Úvalidate_all’  s    zParserReflect.validate_allc              	   C   sš   g }zr| j r| | j ¡ | jr:| d dd„ | jD ƒ¡¡ | jrR| d | j¡¡ | jD ]}|d rX| |d ¡ qXW n ttfk
rŽ   Y nX d |¡S )NrŠ   c                 S   s   g | ]}d   |¡‘qS )rŠ   )r˜   )rI   r©   r
   r
   r   rJ   ¢  s     z+ParserReflect.signature.<locals>.<listcomp>r‹   r   )rø   rq   r¹   r˜   rˆ  ÚpfuncsÚ	TypeErrorÚ
ValueError)r	   Úpartsr   r
   r
   r   r)  œ  s    
zParserReflect.signaturec              	   C   s²   t  d¡}| jD ]œ}zt |¡\}}W n tk
r>   Y qY nX i }t|ƒD ]^\}}|d7 }| |¡}|rL| d¡}| 	|¡}	|	sŒ|||< qLt 
|¡}
| j d|
|||	¡ qLqd S )Nz\s*def\s+(p_[a-zA-Z_0-9]*)\(rt   z;%s:%d: Function %s redefined. Previously defined on line %d)ÚreÚcompiler  ÚinspectÚgetsourcelinesrk  rî   rí   Úgroupr—   Úgetsourcefiler=  r   )r	   Zfrer  ÚlinesZlinenZ	counthashr¸   rõ   r   Úprevr(  r
   r
   r   r”  ·  s,    







   ÿzParserReflect.validate_modulesc                 C   s   | j  d¡| _d S )Nrø   )rÌ   r—   rø   r<   r
   r
   r   r‰  Ð  s    zParserReflect.get_startc                 C   s&   | j d k	r"t| j tƒs"| j d¡ d S )Nz'start' must be a string)rø   rK   Ústring_typesr=  r   r<   r
   r
   r   r�  Ô  s    
zParserReflect.validate_startc                 C   s   | j  d¡| _d S )NÚp_error)rÌ   r—   r‡  r<   r
   r
   r   rŠ  Ú  s    zParserReflect.get_error_funcc                 C   s    | j rœt| j tjƒrd}n*t| j tjƒr.d}n| j d¡ d| _d S | j jj}| j jj	}t
 | j ¡}| j |¡ | j jj| }|dkrœ| j d||¡ d| _d S )Nr   rt   z2'p_error' defined, but is not a function or methodTz$%s:%d: p_error() requires 1 argument)r‡  rK   r  ÚFunctionTypeÚ
MethodTyper=  r   Ú__code__Úco_firstlinenoÚco_filenamerœ  Ú	getmoduler  rð   Úco_argcount)r	   ÚismethodZelineZefiler  Zargcountr
   r
   r   r�  Þ  s     

z!ParserReflect.validate_error_funcc                 C   sr   | j  d¡}|s&| j d¡ d| _d S t|ttfƒsJ| j d¡ d| _d S |sd| j d¡ d| _d S t|ƒ| _d S )Nrˆ  zNo token list is definedTztokens must be a list or tupleztokens is empty)	rÌ   r—   r=  r   rK   rw   r´   Úsortedrˆ  )r	   rˆ  r
   r
   r   r‹  ô  s    zParserReflect.get_tokensc                 C   sV   d| j kr | j d¡ d| _d S tƒ }| j D ]$}||krF| j d|¡ | |¡ q,d S )Nr   z.Illegal token name 'error'. Is a reserved wordTzToken %r multiply defined)rˆ  r=  r   rá   r   rð   )r	   rÕ   rM   r
   r
   r   r‘    s    

zParserReflect.validate_tokensc                 C   s   | j  d¡| _d S )Nr½   )rÌ   r—   r¹   r<   r
   r
   r   rŒ    s    zParserReflect.get_precedencec                 C   s  g }| j �rt| j ttfƒs2| j d¡ d| _d S t| j ƒD ]È\}}t|ttfƒsj| j d¡ d| _ d S t|ƒdk r�| j d|¡ d| _ d S |d }t|tƒsº| j d¡ d| _ d S |dd … D ]<}t|tƒsî| j d	¡ d| _  d S | 	|||d f¡ qÆq<|| _
d S )
Nz"precedence must be a list or tupleTzBad precedence tabler  z?Malformed precedence entry %s. Must be (assoc, term, ..., term)r   z)precedence associativity must be a stringrt   z precedence items must be strings)r¹   rK   rw   r´   r=  r   rî   r#   r¢  rq   Úpreclist)r	   r­  ré   r©   rè   rä   r
   r
   r   r’    s6    

z!ParserReflect.validate_precedencec                 C   s†   g }| j  ¡ D ]\\}}| d¡r|dkr*qt|tjtjfƒrt|d|jj	ƒ}t
 |¡}| ||||jf¡ q|jdd„ d� || _d S )NÚp_r£  r§  c                 S   s    | d t | d ƒ| d | d fS )Nr   rt   r  r   r>   )Z
p_functionr
   r
   r   r\  F  s
    
üz.ParserReflect.get_pfunctions.<locals>.<lambda>)Úkey)rÌ   rv   Ú
startswithrK   r  r¤  r¥  rW   r¦  r§  rœ  r©  rq   Ú__doc__Úsortr–  )r	   Zp_functionsr   Úitemr¸   r  r
   r
   r   r�  9  s    
zParserReflect.get_pfunctionsc                 C   sN  g }t | jƒdkr(| j d¡ d| _d S | jD �]\}}}}t |¡}| j| }t|tj	ƒrbd}nd}|j
j|krŽ| j d|||j¡ d| _q.|j
j|k r¶| j d|||j¡ d| _q.|jsÒ| j d|||j¡ q.z(t|||ƒ}	|	D ]}
| ||
f¡ qäW n: tk
�r4 } z| j t|ƒ¡ d| _W 5 d }~X Y nX | j |¡ q.| j ¡ D ]ô\}}| d	¡�rzt|tjtj	fƒ�rz�qN| d
¡�rŠ�qN| d	¡�r®|dk�r®| j d|¡ t|tjƒ�rÊ|j
jdk�sèt|tj	ƒ�rN|jj
jdk�rN|j�rNz8|j d¡}|d dk�r&| j d|j
j|j
j|¡ W n tk
�r>   Y nX �qN|| _d S )Nr   z+no rules of the form p_rulename are definedTr  rt   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)r®  Zt_r£  z%r not defined as a functionr‹   r€  z9%s:%d: Possible grammar rule %r defined without p_ prefix)r#   r–  r=  r   rœ  rŸ  rÌ   rK   r  r¥  r¦  rª  r   r±  r   r…  rq   rc   r?   r  rð   rv   r°  r¤  Ú__func__rl  r¨  r§  rÆ   r<  )r	   r<  r¸   r  r   r„  r·   r¶   ZreqargsZparsed_grJ  rq  rM   rO   r
   r
   r   r“  N  sn    

  ÿ 
ÿÿ  ÿ
z!ParserReflect.validate_pfunctions)N)r   r   r   r   rŽ  r•  r)  r”  r‰  r�  rŠ  r�  r‹  r‘  rŒ  r’  r�  r“  r
   r
   r
   r   r†  z  s   

r†  c           <         s~	  |d krt }|rd}|d kr&ttjƒ}ˆ rž‡ fdd„tˆ ƒD ƒ}t|ƒ}d|krdtj|d  j|d< d|kr¦d|kr¦ttj|d  dƒr¦tj|d  j	|d< nt
dƒ}|	d k�rt|tjƒrÄ|j}nLd|krÖ|d }n:| d¡}d |d d	… ¡}td
| ƒ ttj| ddƒ}tj |¡}	| d¡}|�rNt|tƒ�rNd|k�rN|d | }|d k	�r`||d< t||d�}| ¡  |j�r„tdƒ‚| ¡ }zŽtƒ }|�r¦| |¡}n
| |¡}|�sÀ||k�rz&| |j ¡ t!||j"ƒ}|j#a#|W W S  t$k
�r } z| %d|¡ W 5 d }~X Y nX W nF t&k
�rL } z| %t|ƒ¡ W 5 d }~X Y n t'k
�r`   Y nX |
d k�rÔ|�rÎztt(tj |	|¡dƒƒ}
W n< t)k
�rÊ } z| %d||f ¡ t*ƒ }
W 5 d }~X Y nX nt*ƒ }
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 +dt,¡ d}| -¡ �rötdƒ‚|j"�s| %d¡ t.|j/ƒ}|j0D ]P\}}}z| 1|||¡ W n0 t2k
�rd } z| %d|¡ W 5 d }~X Y nX �q|j3D ]b\}}|\} }!}"}#z| 4|"|#|| |!¡ W n4 t2k
�rÎ } z| d|¡ d}W 5 d }~X Y nX �qpz&|d k�rî| 5|j6¡ n
| 5|¡ W n6 t2k
�r0 } z| t|ƒ¡ d}W 5 d }~X Y nX |�r@tdƒ‚| 7¡ }$|$D ]"\}%}&| d|&j8|&j9|%¡ d}�qL| :¡ }'|'�rÀ|
 +d¡ |
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 +d¡ |'D ]}| %d|¡ |
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 +d|(|)¡ �qî| =¡ }*|*D ]}&| %d|&j8|&j9|&j>¡ �qt?|'ƒdk�rJ| %d¡ t?|'ƒdk�rh| %d t?|'ƒ¡ t?|*ƒdk�r€| %d!¡ t?|*ƒdk�rž| %d"t?|*ƒ¡ |�rn|
 +d¡ |
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 +d¡ t@|jAƒ}+|+ B¡  |+D ]*}|
 +d$|d% d&d„ |jA| D ƒ¡¡ �qØ|
 +d¡ |
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 +d$|-d% d(d„ |jC|- D ƒ¡¡ �q8|
 +d¡ |�r¸| D¡ }.|.D ]}/| %d)|/¡ �q€| E¡ }0|0D ]}1| d*|1¡ d}�q | F¡ }2|2D ]\}}| d+||¡ d}�qÄ|�rðtdƒ‚|�r| Gd,| ¡ tH|| |
ƒ}|�r€t?|jIƒ}3|3dk�r4| %d-¡ n|3dk�rJ| %d.|3¡ t?|jJƒ}4|4dk�rj| %d/¡ n|4dk�r€| %d0|4¡ |�rª|jI�s–|jJ�rª|
 %d¡ |
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 %d2|6|5|7¡ �qºtKƒ }8|jJD ]x\}5}9}:|5tL|9ƒtL|:ƒf|8k�r
�qä|
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 %d4|:|5¡ | %d3|5|9¡ | %d4|:|5¡ |8 M|5tL|9ƒtL|:ƒf¡ �qäg };|jJD ]@\}5}9}:|:jN�sh|:|;k�rh|
 %d5|:¡ | %d5|:¡ |; O|:¡ �qh|�	rz&| P||	|¡ |tjk�rÔtj|= W n6 t)k
�	r } z| %d6||f ¡ W 5 d }~X Y nX |�	r\z| Q||¡ W n6 t)k
�	rZ } z| %d6||f ¡ W 5 d }~X Y nX | |j ¡ t!||j"ƒ}|j#a#|S )7Nr   c                    s   g | ]}|t ˆ |ƒf‘qS r
   )rW   )rI   r  ©r  r
   r   rJ   £  s     zyacc.<locals>.<listcomp>Ú__file__r   Ú__package__r  rÐ   r‘   r  rŠ   rø   )r=  zUnable to build parserz.There was a problem loading the table file: %rrj  zCouldn't open %r. %sz5Created by PLY version %s (http://www.dabeaz.com/ply)Fz no p_error() function is definedz%sTz;%s:%d: Symbol %r used, but not defined as a token or a rulezUnused terminals:zToken %r defined, but not usedz    %srØ   zRule %-5d %sz$%s:%d: Rule %r defined, but not usedrt   zThere is 1 unused tokenzThere are %d unused tokenszThere is 1 unused rulezThere are %d unused rulesz'Terminals, with rules where they appearz
%-20s : %sr‹   c                 S   s   g | ]}t |ƒ‘qS r
   r>   rH   r
   r
   r   rJ   M  s     z*Nonterminals, with rules where they appearc                 S   s   g | ]}t |ƒ‘qS r
   r>   rH   r
   r
   r   rJ   U  s     zSymbol %r is unreachablez)Infinite recursion detected for symbol %rz0Precedence rule %r defined for unknown symbol %rzGenerating %s tablesz1 shift/reduce conflictz%d shift/reduce conflictsz1 reduce/reduce conflictz%d reduce/reduce conflictsz
Conflicts:z7shift/reduce conflict for %s in state %d resolved as %sz;reduce/reduce conflict in state %d resolved using rule (%s)zrejected rule (%s) in state %dzRule (%s) is never reducedzCouldn't create %r. %s)RÚ
tab_moduler   r   r€   ÚdirÚdictr  r¶  r�   r·  r}  rK   r  r  rl  r˜   r  rW   r"  r#  Údirnamer—   r?   r†  rŽ  r   r    r)  r  r*  r  r+  rÌ   rd   r‡  r‡   r‚  r   r  r   r%  rk  r   r   Ú__version__r•  rØ   rˆ  r­  rê   r×   r<  rö   rù   rø   r  r·   r¸   r  rî   rÚ   r  r   r#   rw   rÜ   r²  rÝ   rý   r  r  r   r;  rB  rC  rá   r&   rð   rÎ   rq   rr  rw  )<rE  r   r  rn  rø   Zcheck_recursionÚoptimizeZwrite_tablesZ	debugfilero  ZdebuglogZerrorlogZ
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   rµ  r   Úyacc�  sŽ   

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$$rÉ  );rš  r  r   Úos.pathr"  rœ  r-   r¼  r  Z	yaccdebugZ
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   r
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   r   Ú<module>>   sž   
7       m
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