Gecko [ www.jdcpatala.org ]

Name	Size	Permission
cli	[ DIR ]	drwxr-xr-x
metadata	[ DIR ]	drwxr-xr-x
__init__.py	4.68 KB	-rw-r--r--
__main__.py	123 B	-rw-r--r--
big5freq.py	30.54 KB	-rw-r--r--
big5prober.py	1.72 KB	-rw-r--r--
chardistribution.py	9.8 KB	-rw-r--r--
charsetgroupprober.py	3.82 KB	-rw-r--r--
charsetprober.py	5.29 KB	-rw-r--r--
codingstatemachine.py	3.64 KB	-rw-r--r--
codingstatemachinedict.py	542 B	-rw-r--r--
cp949prober.py	1.82 KB	-rw-r--r--
enums.py	1.64 KB	-rw-r--r--
escprober.py	3.91 KB	-rw-r--r--
escsm.py	11.89 KB	-rw-r--r--
eucjpprober.py	3.84 KB	-rw-r--r--
euckrfreq.py	13.25 KB	-rw-r--r--
euckrprober.py	1.71 KB	-rw-r--r--
euctwfreq.py	36.05 KB	-rw-r--r--
euctwprober.py	1.71 KB	-rw-r--r--
gb2312freq.py	20.25 KB	-rw-r--r--
gb2312prober.py	1.72 KB	-rw-r--r--
hebrewprober.py	14.2 KB	-rw-r--r--
jisfreq.py	25.19 KB	-rw-r--r--
johabfreq.py	41.5 KB	-rw-r--r--
johabprober.py	1.71 KB	-rw-r--r--
jpcntx.py	26.42 KB	-rw-r--r--
langbulgarianmodel.py	102.1 KB	-rw-r--r--
langgreekmodel.py	96.16 KB	-rw-r--r--
langhebrewmodel.py	95.88 KB	-rw-r--r--
langhungarianmodel.py	98.98 KB	-rw-r--r--
langrussianmodel.py	125.02 KB	-rw-r--r--
langthaimodel.py	100.35 KB	-rw-r--r--
langturkishmodel.py	93.13 KB	-rw-r--r--
latin1prober.py	5.25 KB	-rw-r--r--
macromanprober.py	5.93 KB	-rw-r--r--
mbcharsetprober.py	3.63 KB	-rw-r--r--
mbcsgroupprober.py	2.08 KB	-rw-r--r--
mbcssm.py	29.68 KB	-rw-r--r--
py.typed	0 B	-rw-r--r--
resultdict.py	402 B	-rw-r--r--
sbcharsetprober.py	6.25 KB	-rw-r--r--
sbcsgroupprober.py	4.04 KB	-rw-r--r--
sjisprober.py	3.91 KB	-rw-r--r--
universaldetector.py	14.5 KB	-rw-r--r--
utf1632prober.py	8.31 KB	-rw-r--r--
utf8prober.py	2.75 KB	-rw-r--r--
version.py	244 B	-rw-r--r--

Code Editor : 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 typing import List, Optional, Union

from .charsetprober import CharSetProber
from .enums import LanguageFilter, ProbingState

class CharSetGroupProber(CharSetProber):
    def __init__(self, lang_filter: LanguageFilter = LanguageFilter.NONE) -> None:
        super().__init__(lang_filter=lang_filter)
        self._active_num = 0
        self.probers: List[CharSetProber] = []
        self._best_guess_prober: Optional[CharSetProber] = None

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

@property
    def charset_name(self) -> Optional[str]:
        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) -> Optional[str]:
        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: Union[bytes, bytearray]) -> ProbingState:
        for prober in self.probers:
            if not prober.active:
                continue
            state = prober.feed(byte_str)
            if not state:
                continue
            if state == ProbingState.FOUND_IT:
                self._best_guess_prober = prober
                self._state = ProbingState.FOUND_IT
                return self.state
            if 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) -> float:
        state = self.state
        if state == ProbingState.FOUND_IT:
            return 0.99
        if state == ProbingState.NOT_ME:
            return 0.01
        best_conf = 0.0
        self._best_guess_prober = None
        for prober in self.probers:
            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

${this.title}

Code Editor : charsetgroupprober.py