관리-도구
편집 파일: _compression.cpython-310.opt-1.pyc
o 6��f1 � @ sB d Z ddlZddlZejZG dd� dej�ZG dd� dej�ZdS )z7Internal classes used by the gzip, lzma and bz2 modules� Nc @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S )� BaseStreamzMode-checking helper functions.c C s | j rtd��d S )NzI/O operation on closed file)�closed� ValueError��self� r �3/opt/alt/python310/lib64/python3.10/_compression.py�_check_not_closed s �zBaseStream._check_not_closedc C � | � � s t�d��d S )NzFile not open for reading)�readable�io�UnsupportedOperationr r r r �_check_can_read � �zBaseStream._check_can_readc C r )NzFile not open for writing)�writabler r r r r r �_check_can_write r zBaseStream._check_can_writec C s( | � � s t�d��| �� st�d��d S )Nz3Seeking is only supported on files open for readingz3The underlying file object does not support seeking)r r r �seekabler r r r �_check_can_seek s �zBaseStream._check_can_seekN)�__name__� __module__�__qualname__�__doc__r r r r r r r r r s r c sr e Zd ZdZdd� Zddd�Z� fdd�Zd d � Zdd� Zddd�Z dd� Z dd� Zej fdd�Zdd� Z� ZS )�DecompressReaderz5Adapts the decompressor API to a RawIOBase reader APIc C s dS )NTr r r r r r $ s zDecompressReader.readabler c K sB || _ d| _d| _d| _|| _|| _| jdi | j��| _|| _d S )NFr ���r )�_fp�_eof�_pos�_size�_decomp_factory�_decomp_args� _decompressor�_trailing_error)r �fpZdecomp_factoryZtrailing_errorZdecomp_argsr r r �__init__'