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comparison mercurial/pycompat.py @ 31382:c9fd842dc886

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pycompat: add helper to iterate each char in bytes
author Yuya Nishihara <yuya@tcha.org>
date Sun, 12 Mar 2017 17:04:45 -0700
parents 06440ba06bc0
children 1ed169c5e235
comparison
equal deleted inserted replaced
31381:7359157b9e46 31382:c9fd842dc886
74 sysargv = list(map(os.fsencode, sys.argv)) 74 sysargv = list(map(os.fsencode, sys.argv))
75 75
76 def bytechr(i): 76 def bytechr(i):
77 return bytes([i]) 77 return bytes([i])
78 78
79 def iterbytestr(s):
80 """Iterate bytes as if it were a str object of Python 2"""
81 return iter(s[i:i + 1] for i in range(len(s)))
82
79 def sysstr(s): 83 def sysstr(s):
80 """Return a keyword str to be passed to Python functions such as 84 """Return a keyword str to be passed to Python functions such as
81 getattr() and str.encode() 85 getattr() and str.encode()
82 86
83 This never raises UnicodeDecodeError. Non-ascii characters are 87 This never raises UnicodeDecodeError. Non-ascii characters are
140 144
141 else: 145 else:
142 import cStringIO 146 import cStringIO
143 147
144 bytechr = chr 148 bytechr = chr
149 iterbytestr = iter
145 150
146 def sysstr(s): 151 def sysstr(s):
147 return s 152 return s
148 153
149 # Partial backport from os.py in Python 3, which only accepts bytes. 154 # Partial backport from os.py in Python 3, which only accepts bytes.