/usr/lib/python3/dist-packages/musicbrainzngs/util.py is in python3-musicbrainzngs 0.5-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 | # This file is part of the musicbrainzngs library
# Copyright (C) Alastair Porter, Adrian Sampson, and others
# This file is distributed under a BSD-2-Clause type license.
# See the COPYING file for more information.
import sys
import locale
import xml.etree.ElementTree as ET
from . import compat
def _unicode(string, encoding=None):
"""Try to decode byte strings to unicode.
This can only be a guess, but this might be better than failing.
It is safe to use this on numbers or strings that are already unicode.
"""
if isinstance(string, compat.unicode):
unicode_string = string
elif isinstance(string, compat.bytes):
# use given encoding, stdin, preferred until something != None is found
if encoding is None:
encoding = sys.stdin.encoding
if encoding is None:
encoding = locale.getpreferredencoding()
unicode_string = string.decode(encoding, "ignore")
else:
unicode_string = compat.unicode(string)
return unicode_string.replace('\x00', '').strip()
def bytes_to_elementtree(bytes_or_file):
"""Given a bytestring or a file-like object that will produce them,
parse and return an ElementTree.
"""
if isinstance(bytes_or_file, compat.basestring):
s = bytes_or_file
else:
s = bytes_or_file.read()
if compat.is_py3:
s = _unicode(s, "utf-8")
f = compat.StringIO(s)
tree = ET.ElementTree(file=f)
return tree
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