o
    uh |                     @   s  d dl Z d dlZd dlZd dlZd dlZd dl mZ d dlmZ d dlm	Z	 d dl
mZ d dlmZmZmZmZmZmZ ejdd dkrLd d	lmZ nd d	lmZ dd
lmZ ddlmZmZ ddlmZmZmZmZm Z m!Z!m"Z" ddl#m$Z$m%Z%m&Z& dZ'dZ(G dd deZ)G dd de)Z*G dd de)Z+G dd de)Z,dZ-G dd de.e)Z/G dd de0e)Z1G dd de2e)Z3G dd  d e4e)Z5G d!d" d"e4e)Z6d#e4d$e2fd%d&Z7d'ed$eede*e,f  fd(d)Z8dS )*    N)	unhexlify)Sequence)log10)iter_unpack)AnyCallableClassVarOptionalUnioncast   )   
   )	TypeGuard_pdfdoc_encoding_rev)PdfObjectProtocolPdfWriterProtocol)
StreamTypeclasspropertydeprecation_no_replacementdeprecation_with_replacementlogger_warningread_non_whitespaceread_until_regex)STREAM_TRUNCATED_PREMATURELYPdfReadErrorPdfStreamErrorzMathieu Fenniakzbiziqe@mathieu.fenniak.netc                   @   s   e Zd ZU ejZed ed< ed ed< de	fddZ
defdd	Zdefd
dZdedd fddZ		ddededeeeee	f   dd fddZ	d dedededefddZded  fddZ	d!dededeef ddfddZdS )"	PdfObject).zhashlib._Hash	hash_funcIndirectObjectindirect_referencereturnc                 C      t | jj d)q
        Used to detect modified object.

        Returns:
            Hash considering type and value.

        z& does not implement .hash_bin() so farNotImplementedError	__class____name__self r+   I/var/www/html/bot/env/lib/python3.10/site-packages/pypdf/generic/_base.pyhash_binA   s   zPdfObject.hash_binc                 C   s
   |    S N)encoder)   r+   r+   r,   hash_value_dataM      
zPdfObject.hash_value_datac                 C   s$   | j j d| |     S )N:)r'   r(   r   r0   	hexdigestr/   r)   r+   r+   r,   
hash_valueP   s
   
zPdfObject.hash_valuepdf_destc                 C   s
   |  |S )a/  
        Clone object into pdf_dest (PdfWriterProtocol which is an interface for PdfWriter)
        without ensuring links. This is used in clone_document_from_root with incremental = True.

        Args:
          pdf_dest: Target to clone to.

        Returns:
          The cloned PdfObject

        )cloner*   r5   r+   r+   r,   	replicateV   s   
zPdfObject.replicateFr+   force_duplicateignore_fieldsc                 C   r#   )a  
        Clone object into pdf_dest (PdfWriterProtocol which is an interface for PdfWriter).

        By default, this method will call ``_reference_clone`` (see ``_reference``).


        Args:
          pdf_dest: Target to clone to.
          force_duplicate: By default, if the object has already been cloned and referenced,
            the copy will be returned; when ``True``, a new copy will be created.
            (Default value = ``False``)
          ignore_fields: List/tuple of field names (for dictionaries) that will be ignored
            during cloning (applies to children duplication as well). If fields are to be
            considered for a limited number of levels, you have to add it as integer, for
            example ``[1,"/B","/TOTO"]`` means that ``"/B"`` will be ignored at the first
            level only but ``"/TOTO"`` on all levels.

        Returns:
          The cloned PdfObject

        z! does not implement .clone so farr%   r*   r5   r9   r:   r+   r+   r,   r6   g   s   zPdfObject.cloner6   c                 C   sx  z|s|j j|kr|W S W n	 ty   Y nw z| j }W n ty'   | Y S w |jrA|durA|j|jkrA|jt|jkrA|j}nt|jd }|durt	|j|j
vrgi |j
t	|j< |j|j
t	|j d< |s|j|j
t	|j v r||j
t	|j |j }|dusJ |S ||j
t	|j |j< z	||j|d < W n ty   |j| t|j}Y nw t|d||_ |S )aX  
        Reference the object within the _objects of pdf_dest only if
        indirect_reference attribute exists (which means the objects was
        already identified in xref/xobjstm) if object has been already
        referenced do nothing.

        Args:
          clone:
          pdf_dest:

        Returns:
          The clone

        N   	PreventGCr   )r!   pdf	ExceptionAttributeErrorincremental_readeridnumlen_objectsid_id_translated
get_object
IndexErrorappendr    )r*   r6   r5   r9   indiobjr+   r+   r,   _reference_clone   sP   
zPdfObject._reference_clonec                 C      | S )zResolve indirect references.r+   r)   r+   r+   r,   rH         zPdfObject.get_objectNstreamencryption_keyc                 C   s   t r.   )r&   r*   rQ   rR   r+   r+   r,   write_to_stream      zPdfObject.write_to_streamFr+   )Fr.   )r(   
__module____qualname__hashlibsha1r   r   __annotations__r	   intr-   bytesr0   r4   r   r8   boolr   r
   strr6   r   r   rN   rH   r   rT   r+   r+   r+   r,   r   <   sR   
 

 
:r   c                   @   s   e Zd Z		ddededeeeee	f   dd fddZ
de	fd	d
Z	ddededeef ddfddZededd fddZdefddZdedefddZde	fddZdS )
NullObjectFr+   r5   r9   r:   r"   c                 C   s   t d| t ||S )Clone object into pdf_dest.r`   )r   rN   r`   r;   r+   r+   r,   r6      s   zNullObject.clonec                 C   s   t | jfS r$   hashr'   r)   r+   r+   r,   r-      s   zNullObject.hash_binNrQ   rR   c                 C   s    |d ur	t dd |d d S )N/the encryption_key parameter of write_to_stream5.0.0   null)r   writerS   r+   r+   r,   rT      s
   zNullObject.write_to_streamc                 C   s    |  d}|dkrtdt S )N   rg   zCould not read Null object)readr   r`   )rQ   nulltxtr+   r+   r,   read_from_stream   s   
zNullObject.read_from_streamc                 C   s   dS )Nr`   r+   r)   r+   r+   r,   __repr__   s   zNullObject.__repr__otherc                 C   s
   t |tS r.   )
isinstancer`   r*   rn   r+   r+   r,   __eq__   r1   zNullObject.__eq__c                 C      |   S r.   r-   r)   r+   r+   r,   __hash__      zNullObject.__hash__rV   r.   )r(   rW   rX   r   r^   r	   r   r
   r_   r\   r6   r-   r   r]   rT   staticmethodrl   rm   objectrq   rt   r+   r+   r+   r,   r`      s4    

	r`   c                   @   s   e Zd ZdeddfddZ		dded	ed
eee	e
ef   dd fddZdefddZdedefddZdefddZde
fddZ	ddede	de
ef ddfddZededd fddZdS )BooleanObjectvaluer"   Nc                 C   s
   || _ d S r.   ry   )r*   ry   r+   r+   r,   __init__   r1   zBooleanObject.__init__Fr+   r5   r9   r:   c                 C   s   t d| t| j||S )ra   rx   )r   rN   rx   ry   r;   r+   r+   r,   r6      s   zBooleanObject.clonec                 C      t | j| jfS rb   )rd   r'   ry   r)   r+   r+   r,   r-   
     zBooleanObject.hash_binoc                C   s.   t |tr| j|jkS t |tr| j|kS dS )NF)ro   rx   ry   r^   r*   r~   r+   r+   r,   rq     s
   


zBooleanObject.__eq__c                 C   rr   r.   rs   r)   r+   r+   r,   rt     ru   zBooleanObject.__hash__c                 C   s   | j rdS dS )NTrueFalserz   r)   r+   r+   r,   rm     s   zBooleanObject.__repr__rQ   rR   c                 C   s4   |d ur	t dd | jr|d d S |d d S )Nre   rf      trues   false)r   ry   rh   rS   r+   r+   r,   rT   !  s   zBooleanObject.write_to_streamc                 C   s<   |  d}|dkrtdS |dkr|  d tdS td)Nri   r   Ts   falsr<   FzCould not read Boolean object)rj   rx   r   )rQ   wordr+   r+   r,   rl   -  s   

zBooleanObject.read_from_streamrV   r.   )r(   rW   rX   r   r{   r   r^   r	   r   r
   r_   r\   r6   r-   rw   rq   rt   rm   r   r]   rT   rv   rl   r+   r+   r+   r,   rx      s6    


rx   c                   @   s  e Zd ZdedededdfddZdefdd	Zdefd
dZdeddfddZ			d<dede
deeeeef   dd fddZed=ddZded fddZdedd fddZded fddZdedefd d!Zd"edefd#d$Zd"ede
fd%d&Zdefd'd(Zdefd)d*Zdefd+d,Zdefd-d.Zdefd/d0Zd1ede
fd2d3Zd1ede
fd4d5Z	d>d6e d7edee!f ddfd8d9Z"e#d6e dedd fd:d;Z$dS )?r    rC   
generationr>   r"   Nc                 C   s   || _ || _|| _d S r.   )rC   r   r>   )r*   rC   r   r>   r+   r+   r,   r{   9  s   
zIndirectObject.__init__c                 C   s   t | j| jt| jfS r.   )rd   rC   r   rF   r>   r)   r+   r+   r,   rt   >  s   zIndirectObject.__hash__c                 C   s   t | j| j| jt| jfS rb   )rd   r'   rC   r   rF   r>   r)   r+   r+   r,   r-   A  s   zIndirectObject.hash_binr5   r   c                 C   s   t | j| j|S r.   )r    rC   r   r7   r+   r+   r,   r8   K  s   zIndirectObject.replicateFr+   r9   r:   c                 C   s  | j |kr	|s	| S t| j |jvri |jt| j < | j|jt| j  v rN||jt| j  | j }|rM|dus:J |jdusAJ |j}t|j|j|j S n |  }|du rdt }t	| tfsaJ | |_|
||||}|dusvJ d|jdusJ d|jS )ra   Nmypy)r>   rF   rG   rC   rH   r!   r    r   r`   ro   _add_objectr6   )r*   r5   r9   r:   dupidrefrM   r+   r+   r,   r6   Q  s.   zIndirectObject.clonec                 C   rO   r.   r+   r)   r+   r+   r,   r!   t  rP   z!IndirectObject.indirect_referencec                 C   s   | j | S r.   )r>   rH   r)   r+   r+   r,   rH   x     zIndirectObject.get_objectmemoc                 C   s   t | j| j| jS r.   )r    rC   r   r>   )r*   r   r+   r+   r,   __deepcopy__{     zIndirectObject.__deepcopy__c                 C   s0   |   }t|trt|   d|  |S )Nz references an IndirectObject )rH   ro   r    r   rm   r   r+   r+   r,   _get_object_with_check~  s   
z%IndirectObject._get_object_with_checknamec                 C   s0   zt |  |W S  ty   td| dw )NzNo attribute z* found in IndirectObject or pointed object)getattrr   r@   r*   r   r+   r+   r,   __getattr__  s   
zIndirectObject.__getattr__keyc                 C   s   |   | S r.   r   r*   r   r+   r+   r,   __getitem__     zIndirectObject.__getitem__c                 C   s   ||   v S r.   r   r   r+   r+   r,   __contains__  r   zIndirectObject.__contains__c                 C      |    S r.   )r   __iter__r)   r+   r+   r,   r     r   zIndirectObject.__iter__c                 C   r   r.   )rH   	__float__r)   r+   r+   r,   r     r   zIndirectObject.__float__c                 C   r   r.   )rH   __int__r)   r+   r+   r,   r     r   zIndirectObject.__int__c                 C   r   r.   )rH   __str__r)   r+   r+   r,   r     r   zIndirectObject.__str__c                 C   s"   d| j d| jdt| j dS )NzIndirectObject(z, ))rC   r   rF   r>   r)   r+   r+   r,   rm     s   "zIndirectObject.__repr__rn   c                 C   s6   |d uot |to| j|jko| j|jko| j|ju S r.   )ro   r    rC   r   r>   rp   r+   r+   r,   rq     s   


zIndirectObject.__eq__c                 C   s   |  | S r.   )rq   rp   r+   r+   r,   __ne__  r   zIndirectObject.__ne__rQ   rR   c                 C   s4   |d ur	t dd || j d| j d  d S )Nre   rf    z R)r   rh   rC   r   r/   rS   r+   r+   r,   rT     s
   "zIndirectObject.write_to_streamc                 C   s   d}	 |  d}|stt| rn||7 }qd}	 |  d}|s&tt| r.|s-qn||7 }qt| }|dkrFtdt|   tt	|t	||S )N    Tr<      Rz0Error reading indirect object reference at byte )
rj   r   r   isspacer   r   hextellr    r\   )rQ   r>   rC   tokr   rr+   r+   r,   rl     s4   

	zIndirectObject.read_from_streamrV   )r"   r    r.   )%r(   rW   rX   r\   r   r{   rt   r-   r   r8   r^   r	   r   r
   r_   r6   propertyr!   rH   r   r   r   r   r   r   r   r   r   rm   rw   rq   r   r   r]   rT   rv   rl   r+   r+   r+   r,   r    8  sZ    

	
#			
	r       c                   @   s   e Zd Z	ddedee dd fddZ			dd
ededeeee	e
f   dd fddZde
fddZde	fddZde	fddZdefddZ	ddedede	ef ddfddZdS )FloatObject0.0Nry   contextr"   c              
   C   s^   zt |}t | |W S  ty. } zt| d| dt t | dW  Y d }~S d }~ww )Nz : FloatObject (z) invalid; use 0.0 insteadg        )float__new__r?   r   r(   )clsry   r   er+   r+   r,   r     s   zFloatObject.__new__Fr+   r5   r9   r:   c                 C      t d| t| ||S )ra   r   )r   rN   r   r;   r+   r+   r,   r6        zFloatObject.clonec                 C   r|   rb   rd   r'   
as_numericr)   r+   r+   r,   r-     r}   zFloatObject.hash_binc                 C   sB   | dkrdS t ttt|  }| dtd| dddS )Nr   r   .r<   f0)FLOAT_WRITE_PRECISIONr\   r   absmaxrstrip)r*   nbr+   r+   r,   myrepr  s   "zFloatObject.myreprc                 C   rr   r.   )r   r)   r+   r+   r,   rm     ru   zFloatObject.__repr__c                 C   s   t | S r.   )r   r)   r+   r+   r,   r     ru   zFloatObject.as_numericrQ   rR   c                 C   s*   |d ur	t dd ||  d d S Nre   rf   utf8)r   rh   r   r/   rS   r+   r+   r,   rT     
   zFloatObject.write_to_stream)r   NrV   r.   )r(   rW   rX   r   r	   r   r^   r   r
   r_   r\   r6   r-   r   rm   r   r   r   r]   rT   r+   r+   r+   r,   r     s@    


r   c                   @   s   e Zd ZedZdedd fddZ		dded	ed
e	e
eeef   dd fddZdefddZdefddZ	ddededeef ddfddZededed fddZdS )NumberObjects	   [^+-.0-9]ry   r"   c                 C   sD   z	t | t |W S  ty!   td| dt t | d Y S w )NzNumberObject(z) invalid; use 0 insteadr   )r\   r   
ValueErrorr   r(   )r   ry   r+   r+   r,   r     s   zNumberObject.__new__Fr+   r5   r9   r:   c                 C   r   )ra   r   )r   rN   r   r;   r+   r+   r,   r6   "  r   zNumberObject.clonec                 C   s   t | j|  fS rb   r   r)   r+   r+   r,   r-   .     zNumberObject.hash_binc                 C   s   t t| dS )Nr   )r\   reprr/   r)   r+   r+   r,   r   8  r   zNumberObject.as_numericNrQ   rR   c                 C   s*   |d ur	t dd |t| d d S r   )r   rh   r   r/   rS   r+   r+   r,   rT   ;  r   zNumberObject.write_to_stream)r   r   c                 C   s$   t | tj}d|v rt|S t|S )N   .)r   r   NumberPatternr   )rQ   numr+   r+   r,   rl   D  s   zNumberObject.read_from_streamrV   r.   )r(   rW   rX   recompiler   r   r   r^   r	   r   r
   r_   r\   r6   r-   r   r   r]   rT   rv   rl   r+   r+   r+   r,   r     s4    




	r   c                   @   s   e Zd ZdZ		ddededeeee	e
f   dd fdd	Zde
fd
dZedefddZ	ddedede	ef ddfddZde	fddZdS )ByteStringObjecta>  
    Represents a string object where the text encoding could not be determined.

    This occurs quite often, as the PDF spec doesn't provide an alternate way to
    represent strings -- for example, the encryption data stored in files (like
    /O) is clearly not text, but is still stored in a "String" object.
    Fr+   r5   r9   r:   r"   c                 C   s   t d| tt| ||S )ra   r   )r   rN   r   r]   r;   r+   r+   r,   r6   U  s   zByteStringObject.clonec                 C   s   t | jt| fS rb   )rd   r'   r]   r)   r+   r+   r,   r-   c  r   zByteStringObject.hash_binc                 C   rO   )z7For compatibility with TextStringObject.original_bytes.r+   r)   r+   r+   r,   original_bytesm  rU   zByteStringObject.original_bytesNrQ   rR   c                 C   s:   |d ur	t dd |d |t|  |d d S )Nre   rf      <   >)r   rh   binasciihexlifyrS   r+   r+   r,   rT   r  s   
z ByteStringObject.write_to_streamc              	   C   sD   dgt tj}|D ]}z| |W   S  ty   Y q
w td)Nutf-16zCannot decode ByteStringObject.)list
NameObjectCHARSETSdecodeUnicodeDecodeErrorr   )r*   charset_to_tryencr+   r+   r,   r   }  s   zByteStringObject.__str__rV   r.   )r(   rW   rX   __doc__r   r^   r	   r   r
   r_   r\   r6   r-   r   r]   r   r   rT   r   r+   r+   r+   r,   r   L  s2    


r   c                   @   s   e Zd ZU dZeed< eed< eed< dZee ed< de	dd fd	d
Z
		dde	dedeeeeef   dd fddZdefddZedefddZdefddZdefddZ	ddededeef ddfddZdS ) TextStringObjectz
    A string object that has been decoded into a real unicode string.

    If read from a PDF document, this string appeared to match the
    PDFDocEncoding, or contained a UTF-16BE BOM mark to cause UTF-16 decoding
    to occur.
    autodetect_pdfdocencodingautodetect_utf16	utf16_bomN_original_bytesry   r"   c              
   C   s   d }t |tr|}|d}t| |}||_d|_d|_d|_|	drt|d us-J dzt| |d}W n, t
yd } z t|d|jt t| |jd |j d}W Y d }~nd }~ww ||_d|_|d d	 |_|S z
t| d|_W |S  ty   d|_tj|_Y |S w )
NcharmapFr   )u   þÿu   ÿþr   r   z
initial string:Tr   )ro   r]   r   r_   r   r   r   r   r   
startswithr   r   rw   r(   startencode_pdfdocencodingUnicodeEncodeErrorcodecsBOM_UTF16_BE)r   ry   orgr~   excr+   r+   r,   r     sD   


*
zTextStringObject.__new__Fr+   r5   r9   r:   c                 C   s<   t | }| j|_| j|_| j|_| j|_td| |||S )ra   r   )r   r   r   r   r   r   rN   )r*   r5   r9   r:   rM   r+   r+   r,   r6     s   zTextStringObject.clonec                 C   r|   rb   )rd   r'   r   r)   r+   r+   r,   r-     r}   zTextStringObject.hash_binc                 C   s   | j dur| j S |  S )a-  
        It is occasionally possible that a text string object gets created where
        a byte string object was expected due to the autodetection mechanism --
        if that occurs, this "original_bytes" property can be used to
        back-calculate what the original encoded bytes were.
        N)r   get_original_bytesr)   r+   r+   r,   r     s   
zTextStringObject.original_bytesc                 C   s^   | j r$| jtjkrtj| d S | jtjkrtj| d S | dS | jr+t| S td)Nutf-16leutf-16bez#no information about original bytes)	r   r   r   BOM_UTF16_LEr/   r   r   r   r?   r)   r+   r+   r,   r     s   
z#TextStringObject.get_original_bytesc                 C   s   z| j d ur
| j W S | jrtdddddt| }W |S  tyL   | jtjkr3tj| d }Y |S | jtjkrDtj| d }Y |S | d}Y |S w )N forcedr   r   )	r   r   r   r   r   r   r   r/   r   )r*   bytearrr+   r+   r,   get_encoded_bytes  s"   

z"TextStringObject.get_encoded_bytesrQ   rR   c                 C   s~   |d ur	t dd |  }|d td|D ] }tt|d }| s2|dkr2|dt|  q|| q|d d S )	Nre   rf      (cr       s   \%03o   ))r   r   rh   r   r   r]   isalnumord)r*   rQ   rR   r   c_r   r+   r+   r,   rT     s   
z TextStringObject.write_to_streamrV   r.   )r(   rW   rX   r   r^   r[   r]   r   r	   r   r   r   r
   r_   r\   r6   r-   r   r   r   r   r   rT   r+   r+   r+   r,   r     s>   
 #

r   c                   @   s  e Zd ZU edZdZi dd dD dd edD Ze	e
eef  ed< 			
d%dededeeeeef   dd fddZdefddZ	d&dededeef ddfddZdefddZd'ddZedefddZededefdd Zd!Zeded"edd fd#d$ZdS )(r   s   \s+|[\(\)<>\[\]{}/%]   /c                 C   "   i | ]}t |d |d qS #02Xchrr/   .0rL   r+   r+   r,   
<dictcomp>     " zNameObject.<dictcomp>s   #()<>[]{}/%c                 C   r   r   r   r   r+   r+   r,   r     r   !   renumber_tableFr+   r5   r9   r:   r"   c                 C   r   )ra   r   )r   rN   r   r;   r+   r+   r,   r6     r   zNameObject.clonec                 C   s   t | j| fS rb   rc   r)   r+   r+   r,   r-   (  s   zNameObject.hash_binNrQ   rR   c                 C   s$   |d ur	t dd ||   d S )Nre   rf   )r   rh   renumberrS   r+   r+   r,   rT   2  s
   zNameObject.write_to_streamc              	   C   s   | d  d}|dkrtd|  dd | dd  D ]2}|dkr3| dD ]}|d	|d
  7 }q%qz	|| j| 7 }W q tyL   || d7 }Y qw |S )Nr   utf-8r   z<Incorrect first char in NameObject, should start with '/': (r   rf   r<   ~r   r   )r/   r   r  KeyError)r*   outr   xr+   r+   r,   r  ;  s"   
zNameObject.renumberc                 C   s8   t | dd }tdd|}tdd|}td| S )a0  
        Sanitize the NameObject's name to be a valid PDF name part
        (alphanumeric, underscore, hyphen). The _sanitize method replaces
        spaces and any non-alphanumeric/non-underscore/non-hyphen with
        underscores.

        Returns:
            NameObject with sanitized name.
        r<   Nz\ _z[^a-zA-Z0-9_-]/)r_   r   subr   r   r+   r+   r,   	_sanitizeM  s   
zNameObject._sanitizec                 C   s   t ddd dS )Nsurfixprefixrf   r   )r   )r   r+   r+   r,   r  \  s   zNameObject.surfixsinc                 C   s   |  dd}|dkr@z$| d | t| |d |d   | |d d   } |  d|d }W n ty;   |d }Y nw |dks
| S )N   #r   r<   r   )findr   r   )r  rL   r+   r+   r,   unnumbera  s   4zNameObject.unnumber)r  gbklatin1r>   c              
   C   s   |  d}|tjkrtd|t| tj7 }z)t|}tjD ]}z||}t|W   W S  t	y7   Y qw t
d|ddd tt
fyo } z"|jsbtd|dt t|dW  Y d }~S td|d	|d }~ww )
Nr<   zName read errorr   r   zCode Not Foundz!Illegal character in NameObject (z-), you may need to adjust NameObject.CHARSETSr   z.). You may need to adjust NameObject.CHARSETS.)rj   r   r  r   r   delimiter_patternr  r   r   r?   r   r   strictr   r(   )rQ   r>   r   r   retr   r+   r+   r,   rl   p  s8   






zNameObject.read_from_streamrV   r.   )r"   r   ) r(   rW   rX   r   r   r  r  ranger  r   dictr_   r]   r[   r   r^   r	   r   r
   r\   r6   r-   r   rT   r  r  r   r  rv   r  r   rl   r+   r+   r+   r,   r     sJ   
 


	
r   unicode_stringr"   c              	   C   s4   z
t dd | D W S  ty   td| dddw )Nc                 S   s   g | ]}t | qS r+   r   )r   kr+   r+   r,   
<listcomp>  s    z)encode_pdfdocencoding.<locals>.<listcomp>pdfdocencodingr   z#does not exist in translation table)r]   r  r   )r  r+   r+   r,   r     s   r   r  c                 C   s,   | du pt | to|  du pt |  tS )z<
    Returns:
        True if x is None or NullObject.

    N)ro   r   rH   r`   )r  r+   r+   r,   is_null_or_none  s   
r  )9r   r   rY   r   sysr   collections.abcr   mathr   structr   typingr   r   r   r	   r
   r   version_infor   typing_extensions_codecsr   
_protocolsr   r   _utilsr   r   r   r   r   r   r   errorsr   r   r   
__author____author_email__r   r`   rx   r    r   r   r   r\   r   r]   r   r_   r   r   r   r  r+   r+   r+   r,   <module>   sD    $	 0> #;4; {$