Old engine for Continuous Time Bayesian Networks. Superseded by reCTBN. 🐍
https://github.com/madlabunimib/PyCTBN
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41 lines
1.3 KiB
41 lines
1.3 KiB
import codecs
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import locale
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import re
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import sys
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from pip._internal.utils.typing import MYPY_CHECK_RUNNING
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if MYPY_CHECK_RUNNING:
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from typing import List, Text, Tuple
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BOMS = [
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(codecs.BOM_UTF8, 'utf-8'),
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(codecs.BOM_UTF16, 'utf-16'),
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(codecs.BOM_UTF16_BE, 'utf-16-be'),
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(codecs.BOM_UTF16_LE, 'utf-16-le'),
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(codecs.BOM_UTF32, 'utf-32'),
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(codecs.BOM_UTF32_BE, 'utf-32-be'),
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(codecs.BOM_UTF32_LE, 'utf-32-le'),
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] # type: List[Tuple[bytes, Text]]
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ENCODING_RE = re.compile(br'coding[:=]\s*([-\w.]+)')
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def auto_decode(data):
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# type: (bytes) -> Text
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"""Check a bytes string for a BOM to correctly detect the encoding
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Fallback to locale.getpreferredencoding(False) like open() on Python3"""
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for bom, encoding in BOMS:
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if data.startswith(bom):
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return data[len(bom):].decode(encoding)
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# Lets check the first two lines as in PEP263
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for line in data.split(b'\n')[:2]:
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if line[0:1] == b'#' and ENCODING_RE.search(line):
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result = ENCODING_RE.search(line)
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assert result is not None
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encoding = result.groups()[0].decode('ascii')
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return data.decode(encoding)
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return data.decode(
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locale.getpreferredencoding(False) or sys.getdefaultencoding(),
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)
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