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1from __future__ import print_function, division, absolute_import
2from fontTools.misc.py23 import *
3
4def _makeunicodes(f):
5	import re
6	lines = iter(f.readlines())
7	unicodes = {}
8	for line in lines:
9		if not line: continue
10		num, name = line.split(';')[:2]
11		if name[0] == '<': continue # "<control>", etc.
12		num = int(num, 16)
13		unicodes[num] = name
14	return unicodes
15
16
17class _UnicodeCustom(object):
18
19	def __init__(self, f):
20		if isinstance(f, basestring):
21			with open(f) as fd:
22				codes = _makeunicodes(fd)
23		else:
24			codes = _makeunicodes(f)
25		self.codes = codes
26
27	def __getitem__(self, charCode):
28		try:
29			return self.codes[charCode]
30		except KeyError:
31			return "????"
32
33class _UnicodeBuiltin(object):
34
35	def __getitem__(self, charCode):
36		try:
37			# use unicodedata backport to python2, if available:
38			# https://github.com/mikekap/unicodedata2
39			import unicodedata2 as unicodedata
40		except ImportError:
41			import unicodedata
42		try:
43			return unicodedata.name(unichr(charCode))
44		except ValueError:
45			return "????"
46
47Unicode = _UnicodeBuiltin()
48
49def setUnicodeData(f):
50	global Unicode
51	Unicode = _UnicodeCustom(f)
52