Mercurial > cpython-lru_cache-weakref

annotate Lib/UserList.py @ 5817:48b94de85bf3 legacy-trunk

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Extensive changes by AMK.
author Guido van Rossum <guido@python.org>
date Thu, 17 Jul 1997 16:29:42 +0000
parents 3440777f0e65
children 125f21fde8c4
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1 # A more or less complete user-defined wrapper around list objects
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2
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3 class UserList:
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4 def __init__(self, list = None):
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5 self.data = []
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6 if list is not None:
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7 if type(list) == type(self.data):
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8 self.data[:] = list
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9 else:
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10 self.data[:] = list.data[:]
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11 def __repr__(self): return repr(self.data)
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12 def __cmp__(self, list):
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13 if type(list) == type(self.data):
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14 return cmp(self.data, list)
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15 else:
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16 return cmp(self.data, list.data)
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17 def __len__(self): return len(self.data)
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18 def __getitem__(self, i): return self.data[i]
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19 def __setitem__(self, i, item): self.data[i] = item
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20 def __delitem__(self, i): del self.data[i]
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21 def __getslice__(self, i, j):
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22 userlist = UserList()
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23 userlist.data[:] = self.data[i:j]
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24 return userlist
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25 def __setslice__(self, i, j, list):
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26 if type(list) == type(self.data):
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27 self.data[i:j] = list
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28 else:
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29 self.data[i:j] = list.data
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30 def __delslice__(self, i, j): del self.data[i:j]
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31 def __add__(self, list):
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32 if type(list) == type(self.data):
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33 return self.__class__(self.data + list)
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34 else:
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35 return self.__class__(self.data + list.data)
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36 def __radd__(self, list):
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37 if type(list) == type(self.data):
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38 return self.__class__(list + self.data)
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39 else:
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40 return self.__class__(list.data + self.data)
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41 def __mul__(self, n):
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42 return self.__class__(self.data*n)
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43 __rmul__ = __mul__
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44 def append(self, item): self.data.append(item)
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45 def insert(self, i, item): self.data.insert(i, item)
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46 def remove(self, item): self.data.remove(item)
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47 def count(self, item): return self.data.count(item)
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48 def index(self, item): return self.data.index(item)
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49 def reverse(self): self.data.reverse()
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50 def sort(self, *args): apply(self.data.sort, args)