o
    g                     @   sn   d dl mZmZ dadd Zdd ZG dd dejZd	d
 Ze	ej
ee eej
e eej
d dS )   )Image	ImageFileNc                 C   s   | a dS )z_
    Install application-specific GRIB image handler.

    :param handler: Handler object.
    N_handler)handler r   U/home/ubuntu/cloudmapper/venv/lib/python3.10/site-packages/PIL/GribStubImagePlugin.pyregister_handler   s   r	   c                 C   s   | d d dko| d dkS )N   s   GRIB   r   r   )prefixr   r   r   _accept   s   r   c                   @   s$   e Zd ZdZdZdd Zdd ZdS )GribStubImageFileGRIBc                 C   s\   | j  }t| j dsd}t|| j | d| _d| _|  }|r,|	|  d S d S )N   zNot a GRIB fileF)r   r   )
fptellr   readSyntaxErrorseekmode_size_loadopen)selfoffsetmsgloaderr   r   r   _open'   s   
zGribStubImageFile._openc                 C   s   t S )Nr   )r   r   r   r   r   8   s   zGribStubImageFile._loadN)__name__
__module____qualname__formatformat_descriptionr   r   r   r   r   r   r   #   s
    r   c                 C   s0   t d u s	tt dsd}t|t | || d S )NsavezGRIB save handler not installed)r   hasattrOSErrorr%   )imr   filenamer   r   r   r   _save<   s   r*   z.grib) r   r   r   r	   r   StubImageFiler   r*   register_openr#   register_saveregister_extensionr   r   r   r   <module>   s   
