o
    JAf                     @   s:   d dl Z dd Zdd ZG dd dZG dd	 d	eZdS )
    Nc              
   C   sf   dd l }| d}ddg|d d  }|d }z|j||W S  tttfy2   td|  w )Nr   /.ztzdata.zoneinfozNo time zone found with key )	Zimportlib.resourcessplitjoinZ	resourcesZopen_binaryImportErrorFileNotFoundErrorUnicodeEncodeErrorZoneInfoNotFoundError)key	importlib
componentsZpackage_nameZresource_name r   '/usr/lib/python3.10/zoneinfo/_common.pyload_tzdata   s   
r   c                    s  t }|jdkrd}d}n'd}d}|jd |jd  |j |jd  |j |j }	|d t }|j}|j}|j}|r_t
d| | || }t
d| d	|}	nd
}d
}	|rvtfddt|D  \}
}}nd
}
d
}d
}i |  fddtfdd|D }|jdkr|j|j |jd  }	|d d}d}d }dkr||7 }d }dks|}nd }|	||
|||fS )N      l   q      >Br   c                 3   s"    | ]}t d  dV  qdS )z>lbbr   N)structunpackread).0i)fobjr   r   	<genexpr>H   s     zload_data.<locals>.<genexpr>c                    s0   | vr  d| } | |  | < |  S )N    )finddecode)idxZspan_end)
abbr_chars	abbr_valsr   r   get_abbrV   s   zload_data.<locals>.get_abbrc                 3   s    | ]} |V  qd S )Nr   )r   r$   )r'   r   r   r    g   s                 
)_TZifHeader	from_fileversiontimecnttypecntcharcntleapcntisstdcntisutcntseekr   r   r   ziprangetuple)r   headerZ	time_sizeZ	time_typeZ
skip_bytesr0   r/   r1   Ztrans_list_utcZ	trans_idxZutcoffZisdstZabbrindZabbrcZtz_bytesZtz_strr   )r%   r&   r   r'   r   	load_data   sh   

	



r;   c                   @   s(   e Zd Zg dZdd Zedd ZdS )r,   )r.   r4   r3   r2   r/   r0   r1   c                 G   s*   t | j|ddD ]
\}}t| || qd S )NT)strict)r6   	__slots__setattr)selfargsattrvalr   r   r   __init__   s   z_TZifHeader.__init__c                 C   sd   | ddkrtd| d}|dkrd}nt|}| d |f}|td| d }| | S )	Nr   s   TZifz"Invalid TZif file: magic not foundr   r!      z>6l   )r   
ValueErrorintr   r   )clsstreamZ_versionr.   r@   r   r   r   r-      s   

z_TZifHeader.from_fileN)__name__
__module____qualname__r=   rC   classmethodr-   r   r   r   r   r,      s
    
r,   c                   @   s   e Zd ZdS )r
   N)rJ   rK   rL   r   r   r   r   r
      s    r
   )r   r   r;   r,   KeyErrorr
   r   r   r   r   <module>   s
    d$