Mercurial > repos > shellac > sam_consensus_v3

annotate env/lib/python3.9/site-packages/setuptools/unicode_utils.py @ 0:4f3585e2f14b draft default tip

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"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author shellac
date Mon, 22 Mar 2021 18:12:50 +0000
parents
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4f3585e2f14b "planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
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1 import unicodedata
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2 import sys
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3
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4
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5 # HFS Plus uses decomposed UTF-8
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shellac
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6 def decompose(path):
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7 if isinstance(path, str):
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8 return unicodedata.normalize('NFD', path)
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9 try:
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10 path = path.decode('utf-8')
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11 path = unicodedata.normalize('NFD', path)
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12 path = path.encode('utf-8')
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13 except UnicodeError:
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14 pass # Not UTF-8
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15 return path
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16
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17
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18 def filesys_decode(path):
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19 """
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20 Ensure that the given path is decoded,
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21 NONE when no expected encoding works
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22 """
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23
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24 if isinstance(path, str):
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25 return path
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26
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27 fs_enc = sys.getfilesystemencoding() or 'utf-8'
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28 candidates = fs_enc, 'utf-8'
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29
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30 for enc in candidates:
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31 try:
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32 return path.decode(enc)
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33 except UnicodeDecodeError:
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34 continue
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35
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36
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37 def try_encode(string, enc):
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38 "turn unicode encoding into a functional routine"
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39 try:
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40 return string.encode(enc)
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41 except UnicodeEncodeError:
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42 return None