⚝
One Hat Cyber Team
⚝
Your IP:
216.73.216.212
Server IP:
97.74.87.16
Server:
Linux 16.87.74.97.host.secureserver.net 5.14.0-503.38.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Fri Apr 18 08:52:10 EDT 2025 x86_64
Server Software:
Apache
PHP Version:
8.2.28
Buat File
|
Buat Folder
Eksekusi
Dir :
~
/
usr
/
lib64
/
python3.9
/
lib2to3
/
pgen2
/
__pycache__
/
View File Name :
pgen.cpython-39.pyc
a �DOg�5 � @ sd d dl mZmZmZ G dd� dej�ZG dd� de�ZG dd� de�ZG dd � d e�Z dd d �Z d S )� )�grammar�token�tokenizec @ s e Zd ZdS )� PgenGrammarN)�__name__� __module__� __qualname__� r r �*/usr/lib64/python3.9/lib2to3/pgen2/pgen.pyr s r c @ s� e Zd Zd&dd�Zdd� Zdd� Zdd � Zd d � Zd d � Zdd� Z dd� Z dd� Z dd� Z dd� Z dd� Zdd� Zd d � Zd d � Zd'd d!�Zd"d#� Zd$d%� ZdS )(�ParserGeneratorNc C sl d }|d u rt |�}|j}|| _|| _t�|j�| _| �� | � � \| _ | _ |d urZ|� i | _ | � � d S �N)�open�close�filename�streamr �generate_tokens�readline� generator�gettoken�parse�dfas� startsymbol�first� addfirstsets)�selfr r Z close_streamr r r �__init__ s zParserGenerator.__init__c C s t � }t| j�� �}|�� |�| j� |�d| j� |D ]&}dt|j � }||j |< ||j |< q:|D ]�}| j| }g }|D ]`}g }t |j � � �D ]$\} } |�| �|| �|�| �f� q�|jr�|�d|�|�f� |�|� q||j�|� || �||�f|j|j | < qf|j | j |_|S )N� � )r �listr �keys�sort�remover �insert�len� symbol2numberZ number2symbol�sorted�arcs�items�append� make_label�index�isfinal�states� make_first�start) r �c�names�name�i�dfar, �stater& �label�nextr r r � make_grammar s. z ParserGenerator.make_grammarc C s4 | j | }i }t|�D ]}| �||�}d||< q|S �Nr )r r% r) )r r/ r1 Zrawfirstr r5 �ilabelr r r r- 4 s zParserGenerator.make_firstc C sb t |j�}|d �� r�||jv rZ||jv r4|j| S |j�|j| d f� ||j|< |S nbtt|d �}t|t �sxJ |��|tj v s�J |��||j v r�|j | S |j�|d f� ||j |< |S n�|d dv s�J |��t |�}|d �� �r ||j v � r�|j | S |j�tj|f� ||j |< |S n>tj| }||j v �r@|j | S |j�|d f� ||j |< |S d S )Nr )�"�')r# �labels�isalphar$ Z symbol2labelr( �getattrr � isinstance�int�tok_name�tokens�eval�keywords�NAMEr Zopmap)r r/ r5 r9 Zitoken�valuer r r r) = s< zParserGenerator.make_labelc C s8 t | j�� �}|�� |D ]}|| jvr| �|� qd S r )r r r r r � calcfirst)r r0 r1 r r r r k s z ParserGenerator.addfirstsetsc C s� | j | }d | j|< |d }i }i }|j�� D ]x\}}|| j v r�|| jv rj| j| }|d u r~td| ��n| �|� | j| }|�|� |||< q.d||< |di||< q.i } |�� D ]:\}} | D ],} | | v r�td|| || | f ��|| | < q�q�|| j|< d S )Nr zrecursion for rule %rr zArule %s is ambiguous; %s is in the first sets of %s as well as %s)r r r& r' � ValueErrorrG �update) r r1 r3 r4 ZtotalsetZ overlapcheckr5 r6 �fsetZinverseZitsfirst�symbolr r r rG s s4 � zParserGenerator.calcfirstc C s� i }d }| j tjkr�| j tjkr*| �� q| �tj�}| �tjd� | �� \}}| �tj� | � ||�}t |�}| � |� t |�}|||< |d u r|}q||fS )N�:) �typer � ENDMARKER�NEWLINEr �expectrE �OP� parse_rhs�make_dfar# � simplify_dfa) r r r r1 �a�zr3 ZoldlenZnewlenr r r r � s" zParserGenerator.parsec s� t |t�sJ �t |t�s J �� fdd�}� fdd�� t||�|�g}|D ]�}i }|jD ].}|jD ]"\}} |d ur`� | |�|i �� q`qVt|�� �D ]@\}} |D ]} | j| kr� q�q�t| |�} |�| � |� | |� q�qH|S )Nc s i }� | |� |S r r )r4 �base�� addclosurer r �closure� s z)ParserGenerator.make_dfa.<locals>.closurec sH t | t�sJ �| |v rd S d|| < | jD ]\}}|d u r(� ||� q(d S r8 )r? �NFAStater& )r4 rW r5 r6 rX r r rY � s z,ParserGenerator.make_dfa.<locals>.addclosure) r? r[ �DFAState�nfasetr& � setdefaultr% r' r( �addarc) r r. �finishrZ r, r4 r& Znfastater5 r6 r] �str rX r rS � s& zParserGenerator.make_dfac C s� t d|� |g}t|�D ]|\}}t d|||u r2dp4d� |jD ]T\}}||v rZ|�|�} nt|�} |�|� |d u r�t d| � q>t d|| f � q>qd S )NzDump of NFA for� State�(final)� z -> %d� %s -> %d)�print� enumerater& r* r# r( ) r r1 r. r` Ztodor2 r4 r5 r6 �jr r r �dump_nfa� s zParserGenerator.dump_nfac C sd t d|� t|�D ]L\}}t d||jr*dp,d� t|j�� �D ] \}}t d||�|�f � q>qd S )NzDump of DFA forrb rc rd re )rf rg r+ r% r& r' r* )r r1 r3 r2 r4 r5 r6 r r r �dump_dfa� s zParserGenerator.dump_dfac C sp d}|rld}t |�D ]T\}}t|d t|��D ]8}|| }||kr.||= |D ]}|�||� qLd} qq.qqd S )NTFr )rg �ranger# � unifystate)r r3 Zchangesr2 Zstate_irh Zstate_jr4 r r r rT � s z ParserGenerator.simplify_dfac C s~ | � � \}}| jdkr ||fS t� }t� }|�|� |�|� | jdkrr| �� | � � \}}|�|� |�|� q>||fS d S )N�|)� parse_altrF r[ r_ r )r rU rV Zaa�zzr r r rR � s zParserGenerator.parse_rhsc C sL | � � \}}| jdv s(| jtjtjfv rD| � � \}}|�|� |}q ||fS )N)�(�[)� parse_itemrF rM r rE �STRINGr_ )r rU �br/ �dr r r rn s � zParserGenerator.parse_altc C s� | j dkr>| �� | �� \}}| �tjd� |�|� ||fS | �� \}}| j }|dvr`||fS | �� |�|� |dkr�||fS ||fS d S )Nrq �])�+�*rw )rF r rR rP r rQ r_ � parse_atom)r rU rV rF r r r rr s zParserGenerator.parse_itemc C s� | j dkr4| �� | �� \}}| �tjd� ||fS | jtjtjfv rpt � }t � }|� || j � | �� ||fS | � d| j| j � d S )Nrp �)z+expected (...) or NAME or STRING, got %s/%s) rF r rR rP r rQ rM rE rs r[ r_ � raise_error)r rU rV r r r ry ( s �zParserGenerator.parse_atomc C sD | j |ks |d ur2| j|kr2| �d||| j | j� | j}| �� |S )Nzexpected %s/%s, got %s/%s)rM rF r{ r )r rM rF r r r rP 9 s �zParserGenerator.expectc C sF t | j�}|d tjtjfv r*t | j�}q |\| _| _| _| _| _ d S )Nr ) r6 r r �COMMENT�NLrM rF Zbegin�end�line)r �tupr r r r A s zParserGenerator.gettokenc G s^ |r8z || }W n& d� |gttt|�� �}Y n0 t|| j| jd | jd | jf��d S )N� r r )�joinr �map�str� SyntaxErrorr r~ r )r �msg�argsr r r r{ H s �zParserGenerator.raise_error)N)N)r r r r r7 r- r) r rG r rS ri rj rT rR rn rr ry rP r r{ r r r r r s$ . $ r c @ s e Zd Zdd� Zddd�ZdS )r[ c C s g | _ d S r )r& )r r r r r S s zNFAState.__init__Nc C s8 |d u st |t�sJ �t |t�s$J �| j�||f� d S r )r? r� r[ r& r( �r r6 r5 r r r r_ V s zNFAState.addarc)N)r r r r r_ r r r r r[ Q s r[ c @ s0 e Zd Zdd� Zdd� Zdd� Zdd� Zd Zd S ) r\ c C sL t |t�sJ �t tt|��t�s$J �t |t�s2J �|| _||v | _i | _d S r )r? �dictr6 �iterr[ r] r+ r& )r r] �finalr r r r ] s zDFAState.__init__c C s8 t |t�sJ �|| jvs J �t |t�s*J �|| j|< d S r )r? r� r& r\ r� r r r r_ e s zDFAState.addarcc C s* | j �� D ]\}}||u r || j |< q d S r )r& r' )r �old�newr5 r6 r r r rl k s zDFAState.unifystatec C sd t |t�sJ �| j|jkr dS t| j�t|j�kr6dS | j�� D ] \}}||j�|�ur@ dS q@dS )NFT)r? r\ r+ r# r& r' �get)r �otherr5 r6 r r r �__eq__p s zDFAState.__eq__N)r r r r r_ rl r� �__hash__r r r r r\ [ s r\ � Grammar.txtc C s t | �}|�� S r )r r7 )r �pr r r �generate_grammar� s r� N)r� ) rd r r r ZGrammarr �objectr r[ r\ r� r r r r �<module> s I %