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comparison mercurial/encoding.py @ 15064:1f581a8b1948 stable

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encoding: use getattr isntead of hasattr
author Augie Fackler <durin42@gmail.com>
date Mon, 25 Jul 2011 15:19:43 -0500
parents e38846a79a23
children 24efa83d81cb
comparison
equal deleted inserted replaced
15063:c20688b7c061 15064:1f581a8b1948
138 ambiguous = os.environ.get("HGENCODINGAMBIGUOUS", "narrow") 138 ambiguous = os.environ.get("HGENCODINGAMBIGUOUS", "narrow")
139 139
140 def colwidth(s): 140 def colwidth(s):
141 "Find the column width of a UTF-8 string for display" 141 "Find the column width of a UTF-8 string for display"
142 d = s.decode(encoding, 'replace') 142 d = s.decode(encoding, 'replace')
143 if hasattr(unicodedata, 'east_asian_width'): 143 eaw = getattr(unicodedata, 'east_asian_width', None)
144 if eaw is not None:
144 wide = "WF" 145 wide = "WF"
145 if ambiguous == "wide": 146 if ambiguous == "wide":
146 wide = "WFA" 147 wide = "WFA"
147 w = unicodedata.east_asian_width 148 return sum([eaw(c) in wide and 2 or 1 for c in d])
148 return sum([w(c) in wide and 2 or 1 for c in d])
149 return len(d) 149 return len(d)
150 150
151 def lower(s): 151 def lower(s):
152 "best-effort encoding-aware case-folding of local string s" 152 "best-effort encoding-aware case-folding of local string s"
153 try: 153 try: