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python38
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python3.8
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charset_normalizer
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U ��f�L � @ sn d dl mZ d dlmZ d dlmZmZ ddlmZm Z m Z ddl m Z m Z mZmZmZmZmZmZmZmZmZmZmZmZmZmZm Z G dd� d�Z G d d � d e �Z G d d � d e �Z G d d� de �Z G dd� de �Z!G dd� de �Z"G dd� de �Z#G dd� de �Z$G dd� de �Z%G dd� de �Z&edd �ee' ee' e(d �d d ��Z)ed d �d'e'e*e(e*d#�d$d%��Z+d&S )(� )� lru_cache)� getLogger)�List�Optional� )� COMMON_SAFE_ASCII_CHARACTERS�TRACE� UNICODE_SECONDARY_RANGE_KEYWORD)�is_accentuated� is_arabic�is_arabic_isolated_form�is_case_variable�is_cjk� is_emoticon� is_hangul� is_hiragana� is_katakana�is_latin�is_punctuation� is_separator� is_symbol�is_thai�is_unprintable� remove_accent� unicode_rangec @ sP e Zd ZdZeed�dd�Zedd�dd�Zdd�d d �Ze e d�d d ��Z dS ) �MessDetectorPluginzy Base abstract class used for mess detection plugins. All detectors MUST extend and implement given methods. �� character�returnc C s t �dS )z@ Determine if given character should be fed in. N��NotImplementedError��selfr � r# �H/opt/alt/python38/lib64/python3.8/site-packages/charset_normalizer/md.py�eligible% s zMessDetectorPlugin.eligibleNc C s t �dS )z� The main routine to be executed upon character. Insert the logic in witch the text would be considered chaotic. Nr r! r# r# r$ �feed+ s zMessDetectorPlugin.feed�r c C s t �dS )zB Permit to reset the plugin to the initial state. Nr �r" r# r# r$ �reset2 s zMessDetectorPlugin.resetc C s t �dS )z� Compute the chaos ratio based on what your feed() has seen. Must NOT be lower than 0.; No restriction gt 0. Nr r( r# r# r$ �ratio8 s zMessDetectorPlugin.ratio) �__name__� __module__� __qualname__�__doc__�str�boolr% r& r) �property�floatr* r# r# r# r$ r s r c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )� TooManySymbolOrPunctuationPluginNr' c C s" d| _ d| _d| _d | _d| _d S )Nr F)�_punctuation_count� _symbol_count�_character_count�_last_printable_charZ_frenzy_symbol_in_wordr( r# r# r$ �__init__B s z)TooManySymbolOrPunctuationPlugin.__init__r c C s |� � S �N�� isprintabler! r# r# r$ r% J s z)TooManySymbolOrPunctuationPlugin.eligiblec C sp | j d7 _ || jkrf|tkrft|�r8| jd7 _n.|�� dkrft|�rft|�dkrf| jd7 _|| _d S )Nr F� ) r6 r7 r r r4 �isdigitr r r5 r! r# r# r$ r& M s �� �� �z%TooManySymbolOrPunctuationPlugin.feedc C s d| _ d| _d| _d S �Nr )r4 r6 r5 r( r# r# r$ r) _ s z&TooManySymbolOrPunctuationPlugin.resetc C s0 | j dkrdS | j| j | j }|dkr,|S dS )Nr � �333333�?)r6 r4 r5 )r" Zratio_of_punctuationr# r# r$ r* d s �z&TooManySymbolOrPunctuationPlugin.ratio� r+ r, r- r8 r/ r0 r% r& r) r1 r2 r* r# r# r# r$ r3 A s r3 c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )�TooManyAccentuatedPluginNr' c C s d| _ d| _d S r> �r6 �_accentuated_countr( r# r# r$ r8 q s z!TooManyAccentuatedPlugin.__init__r c C s |� � S r9 )�isalphar! r# r# r$ r% u s z!TooManyAccentuatedPlugin.eligiblec C s( | j d7 _ t|�r$| jd7 _d S �Nr )r6 r rD r! r# r# r$ r& x s z TooManyAccentuatedPlugin.feedc C s d| _ d| _d S r> rC r( r# r# r$ r) ~ s z TooManyAccentuatedPlugin.resetc C s* | j dk rdS | j| j }|dkr&|S dS )N� r? gffffff�?rC )r" Zratio_of_accentuationr# r# r$ r* � s z TooManyAccentuatedPlugin.ratiorA r# r# r# r$ rB p s rB c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )�UnprintablePluginNr' c C s d| _ d| _d S r> )�_unprintable_countr6 r( r# r# r$ r8 � s zUnprintablePlugin.__init__r c C s dS �NTr# r! r# r# r$ r% � s zUnprintablePlugin.eligiblec C s( t |�r| jd7 _| jd7 _d S rF )r rI r6 r! r# r# r$ r& � s zUnprintablePlugin.feedc C s d| _ d S r> )rI r( r# r# r$ r) � s zUnprintablePlugin.resetc C s | j dkrdS | jd | j S )Nr r? rG )r6 rI r( r# r# r$ r* � s zUnprintablePlugin.ratiorA r# r# r# r$ rH � s rH c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )� SuspiciousDuplicateAccentPluginNr' c C s d| _ d| _d | _d S r> ��_successive_countr6 �_last_latin_characterr( r# r# r$ r8 � s z(SuspiciousDuplicateAccentPlugin.__init__r c C s |� � ot|�S r9 )rE r r! r# r# r$ r% � s z(SuspiciousDuplicateAccentPlugin.eligiblec C st | j d7 _ | jd k rjt|�rjt| j�rj|�� rJ| j�� rJ| jd7 _t|�t| j�krj| jd7 _|| _d S rF )r6 rN r �isupperrM r r! r# r# r$ r& � s ���z$SuspiciousDuplicateAccentPlugin.feedc C s d| _ d| _d | _d S r> rL r( r# r# r$ r) � s z%SuspiciousDuplicateAccentPlugin.resetc C s | j dkrdS | jd | j S )Nr r? r< )r6 rM r( r# r# r$ r* � s z%SuspiciousDuplicateAccentPlugin.ratiorA r# r# r# r$ rK � s rK c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )�SuspiciousRangeNr' c C s d| _ d| _d | _d S r> )�"_suspicious_successive_range_countr6 �_last_printable_seenr( r# r# r$ r8 � s zSuspiciousRange.__init__r c C s |� � S r9 r: r! r# r# r$ r% � s zSuspiciousRange.eligiblec C sx | j d7 _ |�� s&t|�s&|tkr0d | _d S | jd krD|| _d S t| j�}t|�}t||�rn| jd7 _|| _d S rF )r6 �isspacer r rR r � is_suspiciously_successive_rangerQ )r" r �unicode_range_a�unicode_range_br# r# r$ r& � s" ��� zSuspiciousRange.feedc C s d| _ d| _d | _d S r> )r6 rQ rR r( r# r# r$ r) � s zSuspiciousRange.resetc C s" | j dkrdS | jd | j }|S )N� r? r< )r6 rQ )r" Z ratio_of_suspicious_range_usager# r# r$ r* � s �zSuspiciousRange.ratiorA r# r# r# r$ rP � s rP c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )�SuperWeirdWordPluginNr' c C s: d| _ d| _d| _d| _d| _d| _d| _d| _d| _d S )Nr F� ) � _word_count�_bad_word_count�_foreign_long_count�_is_current_word_bad�_foreign_long_watchr6 �_bad_character_count�_buffer�_buffer_accent_countr( r# r# r$ r8 � s z SuperWeirdWordPlugin.__init__r c C s dS rJ r# r! r# r# r$ r% s z SuperWeirdWordPlugin.eligiblec C s6 |� � r�| j|7 _t|�r,| jd7 _| jdkr�t|�dksJt|�r�t|�dkr�t|�dkr�t|�dkr�t |�dkr�t |�dkr�d| _d S | js�d S |� � s�t |�s�t |��r�| j�r�| jd7 _t| j�}| j|7 _|dk�rP| j| dk�rd| _t| jd ��rP| jd �� �rPtdd� | jD ��dk�rP| jd7 _d| _|d k�r�| j�r�d d � t| jtd |��D �}d}|�r�t|�| d k�r�d}|�s�| jd7 _d| _| j�r�| jd7 _| jt| j�7 _d| _d| _d| _d | _n6|dk�r2|�� dk�r2t|��r2d| _| j|7 _d S )Nr FT� g�(\���?���c s s | ]}|� � V qd S r9 �rO )�.0�_r# r# r$ � <genexpr>- s z,SuperWeirdWordPlugin.feed.<locals>.<genexpr>rW c S s g | ]\}}|� � r|�qS r# rd )re �c�ir# r# r$ � <listcomp>2 s �z-SuperWeirdWordPlugin.feed.<locals>.<listcomp>r r@ rY > �-rf �<�~�>�=�|)rE r` r ra r^ r r r r r r rS r r rZ �lenr6 r] rO �allr\ �zip�ranger[ r_ r= r )r" r Z buffer_lengthZcamel_case_dstZprobable_camel_casedr# r# r$ r& s� � �� � � � � � ���� � ���� ��zSuperWeirdWordPlugin.feedc C s4 d| _ d| _d| _d| _d| _d| _d| _d| _d S )NrY Fr )r` r] r^ r[ rZ r6 r_ r\ r( r# r# r$ r) P s zSuperWeirdWordPlugin.resetc C s$ | j dkr| jdkrdS | j| j S )N� r r? )rZ r\ r_ r6 r( r# r# r$ r* Z s zSuperWeirdWordPlugin.ratiorA r# r# r# r$ rX � s E rX c @ s^ e Zd ZdZdd�dd�Zeed�dd�Zedd�d d �Zdd�d d �Z e e d�d d��Z dS )�CjkInvalidStopPluginu� GB(Chinese) based encoding often render the stop incorrectly when the content does not fit and can be easily detected. Searching for the overuse of '丅' and '丄'. Nr' c C s d| _ d| _d S r> ��_wrong_stop_count�_cjk_character_countr( r# r# r$ r8 h s z CjkInvalidStopPlugin.__init__r c C s dS rJ r# r! r# r# r$ r% l s z CjkInvalidStopPlugin.eligiblec C s4 |dkr| j d7 _ d S t|�r0| jd7 _d S )N> � 丄� 丅r )rx r ry r! r# r# r$ r& o s zCjkInvalidStopPlugin.feedc C s d| _ d| _d S r> rw r( r# r# r$ r) v s zCjkInvalidStopPlugin.resetc C s | j dk rdS | j| j S )N� r? )ry rx r( r# r# r$ r* z s zCjkInvalidStopPlugin.ratio) r+ r, r- r. r8 r/ r0 r% r& r) r1 r2 r* r# r# r# r$ rv b s rv c @ sZ e Zd Zdd�dd�Zeed�dd�Zedd�dd �Zdd�d d �Ze e d�d d ��Z dS )�ArchaicUpperLowerPluginNr' c C s. d| _ d| _d| _d| _d| _d | _d| _d S )NFr T)�_buf� _character_count_since_last_sep� _successive_upper_lower_count�#_successive_upper_lower_count_finalr6 �_last_alpha_seen�_current_ascii_onlyr( r# r# r$ r8 � s z ArchaicUpperLowerPlugin.__init__r c C s dS rJ r# r! r# r# r$ r% � s z ArchaicUpperLowerPlugin.eligiblec C s$ |� � ot|�}|dk}|r�| jdkr�| jdkrV|�� dkrV| jdkrV| j| j7 _d| _d| _d | _d| _| j d7 _ d| _d S | jdkr�|� � dkr�d| _| jd k r�|� � r�| j� � s�|� � r�| j� � r�| jdkr�| jd7 _d| _q�d| _nd| _| j d7 _ | jd7 _|| _d S )NFr �@ r Tr< ) rE r r r= r� r� r� r� r~ r6 �isasciirO �islower)r" r Z is_concernedZ chunk_sepr# r# r$ r& � sF � ��� �� z ArchaicUpperLowerPlugin.feedc C s. d| _ d| _d| _d| _d | _d| _d| _d S )Nr FT)r6 r r� r� r� r~ r� r( r# r# r$ r) � s z ArchaicUpperLowerPlugin.resetc C s | j dkrdS | j| j S )Nr r? )r6 r� r( r# r# r$ r* � s z ArchaicUpperLowerPlugin.ratiorA r# r# r# r$ r} � s * r} c @ sZ e Zd Zdd�dd�Zdd�dd�Zeed�dd �Zedd�d d �Ze e d�d d ��Z dS )�ArabicIsolatedFormPluginNr' c C s d| _ d| _d S r> �r6 �_isolated_form_countr( r# r# r$ r8 � s z!ArabicIsolatedFormPlugin.__init__c C s d| _ d| _d S r> r� r( r# r# r$ r) � s z ArabicIsolatedFormPlugin.resetr c C s t |�S r9 )r r! r# r# r$ r% � s z!ArabicIsolatedFormPlugin.eligiblec C s( | j d7 _ t|�r$| jd7 _d S rF )r6 r r� r! r# r# r$ r& � s z ArabicIsolatedFormPlugin.feedc C s | j dk rdS | j| j }|S )NrG r? r� )r" Zisolated_form_usager# r# r$ r* � s z ArabicIsolatedFormPlugin.ratio) r+ r, r- r8 r) r/ r0 r% r& r1 r2 r* r# r# r# r$ r� � s r� � )�maxsize)rU rV r c C s� | dks|dkrdS | |kr dS d| kr4d|kr4dS d| ksDd|krHdS d| ksXd|krld| kshd|krldS | � d�|� d� }}|D ] }|tkr�q�||kr� dS q�| dk|dk }}|s�|r�d | ks�d |kr�dS |r�|r�dS d | ks�d |k�r d | k�sd |k�rdS | d k�s |d k�r dS d | k�sHd |k�sH| d k�r�|d k�r�d | k�s\d |k�r`dS d| k�std|k�rxdS | d k�s�|d k�r�dS dS )za Determine if two Unicode range seen next to each other can be considered as suspicious. NTFZLatinZ EmoticonsZ Combining� )�Hiragana�Katakana�CJK�Hangulz Basic Latin)r� r� � PunctuationZForms)�splitr )rU rV Zkeywords_range_aZkeywords_range_b�elZrange_a_jp_charsZrange_b_jp_charsr# r# r$ rT � sl ����������rT i 皙�����?F)�decoded_sequence�maximum_threshold�debugr c C sX dd� t �� D �}t| �d }d}|dk r0d}n|dkr>d}nd }t| d t|��D ]d\}}|D ]} | �|�r`| �|� q`|d kr�|| d ks�||d krTtd d � |D ��}||krT q�qT|�rNtd�} | � t d|� d|� d|� �� t| �dk�r(| � t d| dd� � �� | � t d| dd� � �� |D ] } | � t | j � d| j � �� �q,t |d�S )zw Compute a mess ratio given a decoded bytes sequence. The maximum threshold does stop the computation earlier. c S s g | ] }|� �qS r# r# )re Zmd_classr# r# r$ rj : s z mess_ratio.<locals>.<listcomp>r r? i � r� r� � � r c s s | ] }|j V qd S r9 )r* )re �dtr# r# r$ rg Q s z mess_ratio.<locals>.<genexpr>Zcharset_normalizerzIMess-detector extended-analysis start. intermediary_mean_mess_ratio_calc=z mean_mess_ratio=z maximum_threshold=r| zStarting with: Nz Ending with: i�z: � )r �__subclasses__rq rs rt r% r& �sumr �logr � __class__r* �round) r� r� r� Z detectors�lengthZmean_mess_ratioZ!intermediary_mean_mess_ratio_calcr �index�detector�loggerr� r# r# r$ � mess_ratio2 sF � � � �� r� N)r� F),� functoolsr �loggingr �typingr r Zconstantr r r �utilsr r r r r r r r r r r r r r r r r r r3 rB rH rK rP rX rv r} r� r/ r0 rT r2 r� r# r# r# r$ �<module> s8 L"/%1i L �H � �
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