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02/11/2025 08:19:49 AM
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__init__.cpython-39.pyc
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big5freq.cpython-39.pyc
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big5prober.cpython-39.pyc
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chardistribution.cpython-39.pyc
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charsetgroupprober.cpython-39.pyc
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charsetprober.cpython-39.pyc
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codingstatemachine.cpython-39.pyc
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codingstatemachinedict.cpython-39.pyc
642 bytes
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cp949prober.cpython-39.pyc
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enums.cpython-39.pyc
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escprober.cpython-39.pyc
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escsm.cpython-39.pyc
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eucjpprober.cpython-39.pyc
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euckrfreq.cpython-39.pyc
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euckrprober.cpython-39.pyc
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euctwfreq.cpython-39.pyc
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euctwprober.cpython-39.pyc
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gb2312freq.cpython-39.pyc
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gb2312prober.cpython-39.pyc
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hebrewprober.cpython-39.pyc
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jisfreq.cpython-39.pyc
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johabfreq.cpython-39.pyc
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johabprober.cpython-39.pyc
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jpcntx.cpython-39.pyc
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langbulgarianmodel.cpython-39.pyc
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langgreekmodel.cpython-39.pyc
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langhebrewmodel.cpython-39.pyc
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langrussianmodel.cpython-39.pyc
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langthaimodel.cpython-39.pyc
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langturkishmodel.cpython-39.pyc
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latin1prober.cpython-39.pyc
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macromanprober.cpython-39.pyc
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mbcharsetprober.cpython-39.pyc
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mbcsgroupprober.cpython-39.pyc
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mbcssm.cpython-39.pyc
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resultdict.cpython-39.pyc
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sbcharsetprober.cpython-39.pyc
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sbcsgroupprober.cpython-39.pyc
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sjisprober.cpython-39.pyc
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universaldetector.cpython-39.pyc
6.93 KB
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utf1632prober.cpython-39.pyc
6.06 KB
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utf8prober.cpython-39.pyc
2.02 KB
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version.cpython-39.pyc
391 bytes
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Editing: universaldetector.cpython-39.pyc
Close
a Y�d : � @ s� d Z ddlZddlZddlZddlmZmZmZ ddlm Z ddl m Z ddl m Z mZmZ ddlmZ dd lmZ dd lmZ dd lmZ dd lmZ dd lmZ ddl m Z G dd� d�Z dS )a Module containing the UniversalDetector detector class, which is the primary class a user of ``chardet`` should use. :author: Mark Pilgrim (initial port to Python) :author: Shy Shalom (original C code) :author: Dan Blanchard (major refactoring for 3.0) :author: Ian Cordasco � N)�List�Optional�Union� )�CharSetGroupProber)� CharSetProber)� InputState�LanguageFilter� ProbingState)�EscCharSetProber)� Latin1Prober)�MacRomanProber)�MBCSGroupProber)� ResultDict)�SBCSGroupProber)� UTF1632Proberc @ s� e Zd ZdZdZe�d�Ze�d�Ze�d�Z dddd d d d d d�Z dddd dddd�Z e j dfe edd�dd�Zeed�dd��Zeed�d d ��Zeee d�d d ��Zdd�d d!�Zeeef dd"�d#d$�Ze d�d%d&�Z dS )'�UniversalDetectoraq The ``UniversalDetector`` class underlies the ``chardet.detect`` function and coordinates all of the different charset probers. To get a ``dict`` containing an encoding and its confidence, you can simply run: .. code:: u = UniversalDetector() u.feed(some_bytes) u.close() detected = u.result g�������?s [�-�]s (|~{)s [�-�]z Windows-1252z Windows-1250z Windows-1251z Windows-1256z Windows-1253z Windows-1255z Windows-1254z Windows-1257)� iso-8859-1z iso-8859-2z iso-8859-5z iso-8859-6z iso-8859-7z iso-8859-8� iso-8859-9z iso-8859-13z ISO-8859-11ZGB18030ZCP949�UTF-16)�asciir ztis-620r �gb2312zeuc-krzutf-16leFN)� lang_filter�should_rename_legacy�returnc C sd d | _ d | _g | _d dd d�| _d| _d| _tj| _d| _ || _ t � t �| _d| _|| _| �� d S )N� ��encoding� confidence�languageF� )�_esc_charset_prober�_utf1632_prober�_charset_probers�result�done� _got_datar � PURE_ASCII� _input_state� _last_charr �logging� getLogger�__name__�logger�_has_win_bytesr �reset)�selfr r � r1 �</opt/gsutil/third_party/chardet/chardet/universaldetector.py�__init__d s � zUniversalDetector.__init__)r c C s | j S �N)r( �r0 r1 r1 r2 � input_state{ s z UniversalDetector.input_statec C s | j S r4 )r. r5 r1 r1 r2 � has_win_bytes s z UniversalDetector.has_win_bytesc C s | j S r4 )r# r5 r1 r1 r2 �charset_probers� s z!UniversalDetector.charset_probersc C sf dddd�| _ d| _d| _d| _tj| _d| _| jr>| j� � | j rN| j � � | j D ] }|� � qTdS )z� Reset the UniversalDetector and all of its probers back to their initial states. This is called by ``__init__``, so you only need to call this directly in between analyses of different documents. Nr r Fr ) r$ r% r& r. r r' r( r) r! r/ r" r# )r0 �proberr1 r1 r2 r/ � s zUniversalDetector.reset)�byte_strr c C s� | j r dS |sdS t|t�s$t|�}| js�|�tj�rFdddd�| _nv|�tjtj f�rhdddd�| _nT|�d�r�dddd�| _n:|�d �r�d ddd�| _n |�tj tj f�r�d ddd�| _d | _| jd dur�d | _ dS | j t jk�r(| j�|�r�t j| _ n*| j t jk�r(| j�| j| ��r(t j| _ |dd� | _| j�sFt� | _| jjtjk�r�| j�|�tjk�r�| jj | j� � dd�| _d | _ dS | j t jk�r�| j �s�t | j �| _ | j �|�tjk�r�| j j | j � � | j j!d�| _d | _ n�| j t jk�r�| j"�sBt#| j �g| _"| j t$j%@ �r&| j"�&t'� � | j"�&t(� � | j"�&t)� � | j"D ]:}|�|�tjk�rH|j |� � |j!d�| _d | _ �q��qH| j*�|��r�d | _+dS )a� Takes a chunk of a document and feeds it through all of the relevant charset probers. After calling ``feed``, you can check the value of the ``done`` attribute to see if you need to continue feeding the ``UniversalDetector`` more data, or if it has made a prediction (in the ``result`` attribute). .. note:: You should always call ``close`` when you're done feeding in your document if ``done`` is not already ``True``. Nz UTF-8-SIG� �?� r zUTF-32s �� zX-ISO-10646-UCS-4-3412s ��zX-ISO-10646-UCS-4-2143r Tr ���),r% � isinstance� bytearrayr& � startswith�codecs�BOM_UTF8r$ � BOM_UTF32_LE� BOM_UTF32_BE�BOM_LE�BOM_BEr( r r' �HIGH_BYTE_DETECTOR�search� HIGH_BYTE� ESC_DETECTORr) � ESC_ASCIIr" r �stater � DETECTING�feed�FOUND_IT� charset_name�get_confidencer! r r r r# r r �NON_CJK�appendr r r �WIN_BYTE_DETECTORr. )r0 r: r9 r1 r1 r2 rN � s� � � � ��� � � zUniversalDetector.feedc C s� | j r | jS d| _ | js&| j�d� n�| jtjkrBdddd�| _n�| jtjkr�d}d}d}| j D ]"}|sjq`|� � }||kr`|}|}q`|r�|| j kr�|j }|dus�J �|� � }|� � }|�d �r�| jr�| j�||�}| jr�| j�|p�d� � |�}|||jd�| _| j�� tjk�r�| jd du �r�| j�d � | j D ]`}|�s@�q2t|t��rv|jD ] }| j�d |j |j|� � � �qRn| j�d |j |j|� � � �q2| jS ) z� Stop analyzing the current document and come up with a final prediction. :returns: The ``result`` attribute, a ``dict`` with the keys `encoding`, `confidence`, and `language`. Tzno data received!r r; r< r Nr ziso-8859r z no probers hit minimum thresholdz%s %s confidence = %s)r% r$ r& r- �debugr( r r' rI r# rQ �MINIMUM_THRESHOLDrP �lowerr@ r. � ISO_WIN_MAP�getr � LEGACY_MAPr �getEffectiveLevelr* �DEBUGr> r �probers) r0 Zprober_confidenceZmax_prober_confidenceZ max_proberr9 rP �lower_charset_namer Z group_proberr1 r1 r2 �close sr � �� � �zUniversalDetector.close) r, � __module__� __qualname__�__doc__rV �re�compilerG rJ rT rX rZ r �ALL�boolr3 �property�intr6 r7 r r r8 r/ r �bytesr? rN r r_ r1 r1 r1 r2 r 8 sN �� �� r ) rb rA r* rc �typingr r r �charsetgroupproberr � charsetproberr �enumsr r r Z escproberr Z latin1proberr Zmacromanproberr Zmbcsgroupproberr � resultdictr Zsbcsgroupproberr Z utf1632proberr r r1 r1 r1 r2 �<module> s