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NAME	SIZE	ACTIONS
📁 __pycache__		[ DEL ]
📁 cli		[ DEL ]
📄 __init__.py	1,559 B	[ EDIT ] \| [ DEL ]
📄 big5freq.py	31,254 B	[ EDIT ] \| [ DEL ]
📄 big5prober.py	1,757 B	[ EDIT ] \| [ DEL ]
📄 chardistribution.py	9,411 B	[ EDIT ] \| [ DEL ]
📄 charsetgroupprober.py	3,787 B	[ EDIT ] \| [ DEL ]
📄 charsetprober.py	5,110 B	[ EDIT ] \| [ DEL ]
📄 codingstatemachine.py	3,590 B	[ EDIT ] \| [ DEL ]
📄 compat.py	1,134 B	[ EDIT ] \| [ DEL ]
📄 cp949prober.py	1,855 B	[ EDIT ] \| [ DEL ]
📄 enums.py	1,661 B	[ EDIT ] \| [ DEL ]
📄 escprober.py	3,950 B	[ EDIT ] \| [ DEL ]
📄 escsm.py	10,510 B	[ EDIT ] \| [ DEL ]
📄 eucjpprober.py	3,749 B	[ EDIT ] \| [ DEL ]
📄 euckrfreq.py	13,546 B	[ EDIT ] \| [ DEL ]
📄 euckrprober.py	1,748 B	[ EDIT ] \| [ DEL ]
📄 euctwfreq.py	31,621 B	[ EDIT ] \| [ DEL ]
📄 euctwprober.py	1,747 B	[ EDIT ] \| [ DEL ]
📄 gb2312freq.py	20,715 B	[ EDIT ] \| [ DEL ]
📄 gb2312prober.py	1,754 B	[ EDIT ] \| [ DEL ]
📄 hebrewprober.py	13,838 B	[ EDIT ] \| [ DEL ]
📄 jisfreq.py	25,777 B	[ EDIT ] \| [ DEL ]
📄 jpcntx.py	19,643 B	[ EDIT ] \| [ DEL ]
📄 langbulgarianmodel.py	12,839 B	[ EDIT ] \| [ DEL ]
📄 langcyrillicmodel.py	17,948 B	[ EDIT ] \| [ DEL ]
📄 langgreekmodel.py	12,688 B	[ EDIT ] \| [ DEL ]
📄 langhebrewmodel.py	11,345 B	[ EDIT ] \| [ DEL ]
📄 langhungarianmodel.py	12,592 B	[ EDIT ] \| [ DEL ]
📄 langthaimodel.py	11,290 B	[ EDIT ] \| [ DEL ]
📄 langturkishmodel.py	11,102 B	[ EDIT ] \| [ DEL ]
📄 latin1prober.py	5,370 B	[ EDIT ] \| [ DEL ]
📄 mbcharsetprober.py	3,413 B	[ EDIT ] \| [ DEL ]
📄 mbcsgroupprober.py	2,012 B	[ EDIT ] \| [ DEL ]
📄 mbcssm.py	25,481 B	[ EDIT ] \| [ DEL ]
📄 sbcharsetprober.py	5,657 B	[ EDIT ] \| [ DEL ]
📄 sbcsgroupprober.py	3,546 B	[ EDIT ] \| [ DEL ]
📄 sjisprober.py	3,774 B	[ EDIT ] \| [ DEL ]
📄 universaldetector.py	12,485 B	[ EDIT ] \| [ DEL ]
📄 utf8prober.py	2,766 B	[ EDIT ] \| [ DEL ]
📄 version.py	242 B	[ EDIT ] \| [ DEL ]

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EDIT: charsetgroupprober.py

######################## BEGIN LICENSE BLOCK ########################
# The Original Code is Mozilla Communicator client code.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 1998
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#   Mark Pilgrim - port to Python
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
# 02110-1301  USA
######################### END LICENSE BLOCK #########################

from .enums import ProbingState
from .charsetprober import CharSetProber

class CharSetGroupProber(CharSetProber):
    def __init__(self, lang_filter=None):
        super(CharSetGroupProber, self).__init__(lang_filter=lang_filter)
        self._active_num = 0
        self.probers = []
        self._best_guess_prober = None

def reset(self):
        super(CharSetGroupProber, self).reset()
        self._active_num = 0
        for prober in self.probers:
            if prober:
                prober.reset()
                prober.active = True
                self._active_num += 1
        self._best_guess_prober = None

@property
    def charset_name(self):
        if not self._best_guess_prober:
            self.get_confidence()
            if not self._best_guess_prober:
                return None
        return self._best_guess_prober.charset_name

@property
    def language(self):
        if not self._best_guess_prober:
            self.get_confidence()
            if not self._best_guess_prober:
                return None
        return self._best_guess_prober.language

def feed(self, byte_str):
        for prober in self.probers:
            if not prober:
                continue
            if not prober.active:
                continue
            state = prober.feed(byte_str)
            if not state:
                continue
            if state == ProbingState.FOUND_IT:
                self._best_guess_prober = prober
                return self.state
            elif state == ProbingState.NOT_ME:
                prober.active = False
                self._active_num -= 1
                if self._active_num <= 0:
                    self._state = ProbingState.NOT_ME
                    return self.state
        return self.state

def get_confidence(self):
        state = self.state
        if state == ProbingState.FOUND_IT:
            return 0.99
        elif state == ProbingState.NOT_ME:
            return 0.01
        best_conf = 0.0
        self._best_guess_prober = None
        for prober in self.probers:
            if not prober:
                continue
            if not prober.active:
                self.logger.debug('%s not active', prober.charset_name)
                continue
            conf = prober.get_confidence()
            self.logger.debug('%s %s confidence = %s', prober.charset_name, prober.language, conf)
            if best_conf < conf:
                best_conf = conf
                self._best_guess_prober = prober
        if not self._best_guess_prober:
            return 0.0
        return best_conf