✏️ 编辑:chardistribution.cpython-39.pyc
路径:
/usr/lib/python3.9/site-packages/chardet/__pycache__/chardistribution.cpython-39.pyc
大小:6.03 KB · 修改:2022-03-25 13:26:00 · 权限:0644 · 只读(保存会失败)
← 返回目录
👁 查看
⬇ 下载
检测到二进制内容,直接保存可能损坏文件。请改用「上传替换」。
a ��=b�$ � @ s� d dl mZmZmZ d dlmZmZmZ d dlm Z m Z mZ d dlm Z mZmZ d dlmZmZmZ G dd� de�ZG dd � d e�ZG d d� de�ZG dd � d e�ZG dd� de�ZG dd� de�ZG dd� de�ZdS )� )�EUCTW_CHAR_TO_FREQ_ORDER�EUCTW_TABLE_SIZE� EUCTW_TYPICAL_DISTRIBUTION_RATIO)�EUCKR_CHAR_TO_FREQ_ORDER�EUCKR_TABLE_SIZE� EUCKR_TYPICAL_DISTRIBUTION_RATIO)�GB2312_CHAR_TO_FREQ_ORDER�GB2312_TABLE_SIZE�!GB2312_TYPICAL_DISTRIBUTION_RATIO)�BIG5_CHAR_TO_FREQ_ORDER�BIG5_TABLE_SIZE�BIG5_TYPICAL_DISTRIBUTION_RATIO)�JIS_CHAR_TO_FREQ_ORDER�JIS_TABLE_SIZE�JIS_TYPICAL_DISTRIBUTION_RATIOc @ sL e Zd ZdZdZdZdZdd� Zdd� Zd d � Z dd� Z d d� Zdd� ZdS )�CharDistributionAnalysisi g�G�z��?g{�G�z�?� c C s0 d | _ d | _d | _d | _d | _d | _| �� d S �N)�_char_to_freq_order�_table_size�typical_distribution_ratio�_done�_total_chars�_freq_chars�reset��self� r �</usr/lib/python3.9/site-packages/chardet/chardistribution.py�__init__. s z!CharDistributionAnalysis.__init__c C s d| _ d| _d| _dS )zreset analyser, clear any stateF� N)r r r r r r r r = s zCharDistributionAnalysis.resetc C sX |dkr| � |�}nd}|dkrT| jd7 _|| jk rTd| j| krT| jd7 _dS )z"feed a character with known length� ���r r i N)� get_orderr r r r )r �charZchar_len�orderr r r �feedF s zCharDistributionAnalysis.feedc C sT | j dks| j| jkr| jS | j | jkrN| j| j | j | j }|| jk rN|S | jS )z(return confidence based on existing datar )r r �MINIMUM_DATA_THRESHOLD�SURE_NOr �SURE_YES)r �rr r r �get_confidenceT s � z'CharDistributionAnalysis.get_confidencec C s | j | jkS r )r �ENOUGH_DATA_THRESHOLDr r r r �got_enough_datad s z(CharDistributionAnalysis.got_enough_datac C s dS )Nr"