shell bypass 403
o
^ b�' � @ sX d Z ddlZddlmZmZmZmZmZmZmZm Z m
Z
m Z m Z m
Z
mZmZmZ ddlZg d�Zdd� ZG dd� d�Ze� ZG d d
� d
�ZG d d � d e�ZG d
d� de�ZG dd� d�Zedkr�ddlZddl Z e e j d �� Z e � � Z!W d � n1 s~w Y ee!ej"�#e j d �d d�Z$e$�%� D ]Z&e$�'e&�Z(e)e(e(�*� e(�+� � q�dS dS )z2Interface to the compiler's internal symbol tables� N)�USE�
DEF_GLOBAL� DEF_NONLOCAL� DEF_LOCAL� DEF_PARAM�
DEF_IMPORT� DEF_BOUND� DEF_ANNOT� SCOPE_OFF�
SCOPE_MASK�FREE�LOCAL�GLOBAL_IMPLICIT�GLOBAL_EXPLICIT�CELL)�symtable� SymbolTable�Class�Function�Symbolc C s t �| ||�}t||�S )z� Return the toplevel *SymbolTable* for the source code.
*filename* is the name of the file with the code
and *compile_type* is the *compile()* mode argument.
)� _symtabler �_newSymbolTable)�code�filenameZ compile_type�top� r �1/usr/local/python-3.10/lib/python3.10/symtable.pyr s
r c @ s$ e Zd Zdd� Zdd� Zdd� ZdS )�SymbolTableFactoryc C s t �� | _d S �N)�weakref�WeakValueDictionary�_SymbolTableFactory__memo��selfr r r �__init__ s zSymbolTableFactory.__init__c C s6 |j tjkr t||�S |j tjkrt||�S t||�S r )�typer �
TYPE_FUNCTIONr �
TYPE_CLASSr r )r# �tabler r r r �new s
zSymbolTableFactory.newc C s8 ||f}| j �|d �}|d u r| �||� }| j |< |S r )r! �getr) )r# r( r �key�objr r r �__call__ s
zSymbolTableFactory.__call__N)�__name__�
__module__� __qualname__r$ r) r- r r r r r s r c @ s| e Zd Zdd� Zdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z dd� Z
dd� Z dd� Z dd� Z
dd� Zdd� Zdd � Zd S ) r c C s || _ || _i | _d S r )�_table� _filename�_symbols)r# Z raw_tabler r r r r$ , s
zSymbolTable.__init__c C sJ | j tkrd}nd| j j }| jjdkrd�|| j�S d�|| jj| j�S )N� z%s r z <{0}SymbolTable for module {1}>z <{0}SymbolTable for {1} in {2}>)� __class__r r. r1 �name�formatr2 )r# �kindr r r �__repr__1 s
�zSymbolTable.__repr__c C sX | j jtjkr dS | j jtjkrdS | j jtjkrdS | j jdv s*J d�| j j���dS )zwReturn the type of the symbol table.
The values retuned are 'class', 'module' and
'function'.
�module�function�class)� � � zunexpected type: {0}N)r1 r% r Z TYPE_MODULEr& r' r7 r" r r r �get_type> s �zSymbolTable.get_typec C � | j jS )z,Return an identifier for the table.
)r1 �idr" r r r �get_idM s zSymbolTable.get_idc C rA )z�Return the table's name.
This corresponds to the name of the class, function
or 'top' if the table is for a class, function or
global respectively.
)r1 r6 r" r r r �get_nameR s zSymbolTable.get_namec C rA )zPReturn the number of the first line in the
block for the table.
)r1 �linenor" r r r �
get_lineno[ s zSymbolTable.get_linenoc C s t | jjtjk�S )zJReturn *True* if the locals in the table
are optimizable.
)�boolr1 r% r r& r" r r r � is_optimizeda s zSymbolTable.is_optimizedc C � t | jj�S )zAReturn *True* if the block is a nested class
or function.)rG r1 �nestedr" r r r � is_nestedg � zSymbolTable.is_nestedc C rI )z:Return *True* if the block has nested namespaces.
)rG r1 �childrenr" r r r � has_childrenl rL zSymbolTable.has_childrenc C s | j j�� S )z8Return a list of names of symbols in the table.
)r1 �symbols�keysr" r r r �get_identifiersq rL zSymbolTable.get_identifiersc C sT | j �|�}|du r(| jj| }| �|�}| jjdk}t||||d� }| j |< |S )zLLookup a *name* in the table.
Returns a *Symbol* instance.
Nr �� module_scope)r3 r* r1 rO � _SymbolTable__check_childrenr6 r )r# r6 Zsym�flags�
namespacesrS r r r �lookupv s
�zSymbolTable.lookupc s � fdd�� � � D �S )zLReturn a list of *Symbol* instances for
names in the table.
c s g | ]}� � |��qS r )rW ��.0�identr" r r �
<listcomp>� s z+SymbolTable.get_symbols.<locals>.<listcomp>)rQ r" r r" r � get_symbols� s zSymbolTable.get_symbolsc s � �fdd��j jD �S )Nc s" g | ]
}|j � krt|�j��qS r )r6 r r2 �rY �st�r6 r# r r r[ � s �z0SymbolTable.__check_children.<locals>.<listcomp>�r1 rM )r# r6 r r_ r Z__check_children� s �z SymbolTable.__check_childrenc s � fdd�� j jD �S )z3Return a list of the nested symbol tables.
c s g | ]}t |� j��qS r )r r2 r] r" r r r[ � s �z,SymbolTable.get_children.<locals>.<listcomp>r` r" r r" r � get_children� s
�zSymbolTable.get_childrenN)r. r/ r0 r$ r9 r@ rC rD rF rH rK rN rQ rW r\ rT ra r r r r r * s
r c @ sP e Zd ZdZdZdZdZdZdd� Zdd� Z dd� Z
dd � Z d
d � Z d d
� Z
dS )r Nc s t � �fdd�� �� D ��S )Nc 3 s$ � | ]
}�� j j| �r|V qd S r )r1 rO rX �r# Z test_funcr r � <genexpr>� s � �z-Function.__idents_matching.<locals>.<genexpr>)�tuplerQ rb r rb r Z__idents_matching� s zFunction.__idents_matchingc C � | j du r
| �dd� �| _ | j S )z6Return a tuple of parameters to the function.
Nc S � | t @ S r )r ��xr r r �<lambda>� � z)Function.get_parameters.<locals>.<lambda>)�_Function__params�_Function__idents_matchingr" r r r �get_parameters� �
zFunction.get_parametersc �0 | j du rttf� � fdd�}| �|�| _ | j S )z2Return a tuple of locals in the function.
Nc � | t ? t@ � v S r �r
r rg �Zlocsr r ri � � z%Function.get_locals.<locals>.<lambda>)�_Function__localsr
r rl �r# �testr rr r �
get_locals� �
zFunction.get_localsc ro )z3Return a tuple of globals in the function.
Nc rp r rq rg ��globr r ri � rs z&Function.get_globals.<locals>.<lambda>)�_Function__globalsr r rl ru r ry r � get_globals� rx zFunction.get_globalsc C re )z5Return a tuple of nonlocals in the function.
Nc S rf r )r rg r r r ri � rj z(Function.get_nonlocals.<locals>.<lambda>)�_Function__nonlocalsrl r" r r r �
get_nonlocals� rn zFunction.get_nonlocalsc C s$ | j du rdd� }| �|�| _ | j S )z:Return a tuple of free variables in the function.
Nc S s | t ? t@ tkS r )r
r r rg r r r ri � rs z$Function.get_frees.<locals>.<lambda>)�_Function__freesrl )r# �is_freer r r � get_frees� s
zFunction.get_frees)r. r/ r0 rk rt r r{ r} rl rm rw r| r~ r� r r r r r � s r c @ s e Zd ZdZdd� ZdS )r Nc C s6 | j du ri }| jjD ]}d||j< q t|�| _ | j S )z9Return a tuple of methods declared in the class.
Nr= )�_Class__methodsr1 rM r6 rd )r# �dr^ r r r � get_methods� s
zClass.get_methods)r. r/ r0 r� r� r r r r r � s r c @ s� e Zd Zd$dd�dd�Zdd� Zdd � Zd
d � Zd d
� Zdd� Zdd� Z dd� Z
dd� Z dd� Z dd� Z
dd� Zd d � Zd d � Zd d!� Zd"d#� ZdS )%r NFrR c C s. || _ || _|t? t@ | _|pd| _|| _d S )Nr )�
_Symbol__name�_Symbol__flagsr
r �_Symbol__scope�_Symbol__namespaces�_Symbol__module_scope)r# r6 rU rV rS r r r r$ � s
zSymbol.__init__c C s d� | j�S )Nz<symbol {0!r}>)r7 r� r" r r r r9 � s zSymbol.__repr__c C � | j S )z#Return a name of a symbol.
)r� r" r r r rD � s zSymbol.get_namec C s t | jtj@ �S )zBReturn *True* if the symbol is used in
its block.
)rG r� r r r" r r r �
is_referenced� s zSymbol.is_referencedc C � t | jt@ �S )z4Return *True* if the symbol is a parameter.
)rG r� r r" r r r � is_parameter� � zSymbol.is_parameterc C �" t | jttfv p| jo| jt@ �S )z0Return *True* if the sysmbol is global.
)rG r� r r r� r� r r" r r r � is_global� � �zSymbol.is_globalc C r� )z(Return *True* if the symbol is nonlocal.)rG r� r r" r r r � is_nonlocal� � zSymbol.is_nonlocalc C � t | jtk�S )zOReturn *True* if the symbol is declared global
with a global statement.)rG r� r r" r r r �is_declared_global r� zSymbol.is_declared_globalc C r� )z.Return *True* if the symbol is local.
)rG r� r
r r� r� r r" r r r �is_local r� zSymbol.is_localc C r� )z2Return *True* if the symbol is annotated.
)rG r� r r" r r r � is_annotated r� zSymbol.is_annotatedc C r� )zIReturn *True* if a referenced symbol is
not assigned to.
)rG r� r r" r r r r� � zSymbol.is_freec C r� )zQReturn *True* if the symbol is created from
an import statement.
)rG r� r r" r r r � is_imported r� zSymbol.is_importedc C r� )z)Return *True* if a symbol is assigned to.)rG r� r r" r r r � is_assigned r� zSymbol.is_assignedc C s
t | j�S )a� Returns *True* if name binding introduces new namespace.
If the name is used as the target of a function or class
statement, this will be true.
Note that a single name can be bound to multiple objects. If
is_namespace() is true, the name may also be bound to other
objects, like an int or list, that does not introduce a new
namespace.
)rG r� r" r r r � is_namespace! s
zSymbol.is_namespacec C r� )z.Return a list of namespaces bound to this name)r� r" r r r �get_namespaces. s zSymbol.get_namespacesc C s t | j�dkr td��| jd S )z�Return the single namespace bound to this name.
Raises ValueError if the name is bound to multiple namespaces.
r= z$name is bound to multiple namespacesr )�lenr� �
ValueErrorr" r r r �
get_namespace2 s
zSymbol.get_namespacer )r. r/ r0 r$ r9 rD r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r � s"
r �__main__r= �exec),�__doc__r r r r r r r r r r
r r r
r r r r �__all__r r r r r r r r. �os�sys�open�argv�f�read�src�path�split�modrQ rZ rW �info�printr� r� r r r r �<module> s. D l6`
�
�