59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
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"""
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Helper functions which smooth out the differences between python 2 and 3.
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"""
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import sys
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def asUnicode(x):
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if sys.version_info[0] == 2:
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if isinstance(x, unicode):
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return x
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elif isinstance(x, str):
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return x.decode('UTF-8')
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else:
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return unicode(x)
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else:
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return str(x)
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def cmpToKey(mycmp):
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'Convert a cmp= function into a key= function'
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class K(object):
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def __init__(self, obj, *args):
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self.obj = obj
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def __lt__(self, other):
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return mycmp(self.obj, other.obj) < 0
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def __gt__(self, other):
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return mycmp(self.obj, other.obj) > 0
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def __eq__(self, other):
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return mycmp(self.obj, other.obj) == 0
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def __le__(self, other):
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return mycmp(self.obj, other.obj) <= 0
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def __ge__(self, other):
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return mycmp(self.obj, other.obj) >= 0
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def __ne__(self, other):
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return mycmp(self.obj, other.obj) != 0
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return K
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def sortList(l, cmpFunc):
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if sys.version_info[0] == 2:
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l.sort(cmpFunc)
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else:
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l.sort(key=cmpToKey(cmpFunc))
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if sys.version_info[0] == 3:
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import builtins
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builtins.basestring = str
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builtins.asUnicode = asUnicode
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builtins.sortList = sortList
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def cmp(a,b):
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if a>b:
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return 1
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elif b > a:
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return -1
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else:
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return 0
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builtins.cmp = cmp
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else:
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import __builtin__
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__builtin__.asUnicode = asUnicode
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__builtin__.sortList = sortList
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