61 lines
1.7 KiB
Python
61 lines
1.7 KiB
Python
"""
|
|
Helper functions which smooth out the differences between python 2 and 3.
|
|
"""
|
|
import sys
|
|
|
|
def asUnicode(x):
|
|
if sys.version_info[0] == 2:
|
|
if isinstance(x, unicode):
|
|
return x
|
|
elif isinstance(x, str):
|
|
return x.decode('UTF-8')
|
|
else:
|
|
return unicode(x)
|
|
else:
|
|
return str(x)
|
|
|
|
def cmpToKey(mycmp):
|
|
'Convert a cmp= function into a key= function'
|
|
class K(object):
|
|
def __init__(self, obj, *args):
|
|
self.obj = obj
|
|
def __lt__(self, other):
|
|
return mycmp(self.obj, other.obj) < 0
|
|
def __gt__(self, other):
|
|
return mycmp(self.obj, other.obj) > 0
|
|
def __eq__(self, other):
|
|
return mycmp(self.obj, other.obj) == 0
|
|
def __le__(self, other):
|
|
return mycmp(self.obj, other.obj) <= 0
|
|
def __ge__(self, other):
|
|
return mycmp(self.obj, other.obj) >= 0
|
|
def __ne__(self, other):
|
|
return mycmp(self.obj, other.obj) != 0
|
|
return K
|
|
|
|
def sortList(l, cmpFunc):
|
|
if sys.version_info[0] == 2:
|
|
l.sort(cmpFunc)
|
|
else:
|
|
l.sort(key=cmpToKey(cmpFunc))
|
|
|
|
if sys.version_info[0] == 3:
|
|
import builtins
|
|
builtins.basestring = str
|
|
#builtins.asUnicode = asUnicode
|
|
#builtins.sortList = sortList
|
|
basestring = str
|
|
def cmp(a,b):
|
|
if a>b:
|
|
return 1
|
|
elif b > a:
|
|
return -1
|
|
else:
|
|
return 0
|
|
builtins.cmp = cmp
|
|
builtins.xrange = range
|
|
#else: ## don't use __builtin__ -- this confuses things like pyshell and ActiveState's lazy import recipe
|
|
#import __builtin__
|
|
#__builtin__.asUnicode = asUnicode
|
|
#__builtin__.sortList = sortList
|