mirror of https://github.com/python/cpython
52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
# A more or less complete user-defined wrapper around list objects
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class UserList:
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def __init__(self, list = None):
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self.data = []
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if list is not None:
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if type(list) == type(self.data):
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self.data[:] = list
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else:
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self.data[:] = list.data[:]
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def __repr__(self): return repr(self.data)
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def __cmp__(self, list):
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if type(list) == type(self.data):
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return cmp(self.data, list)
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else:
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return cmp(self.data, list.data)
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def __len__(self): return len(self.data)
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def __getitem__(self, i): return self.data[i]
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def __setitem__(self, i, item): self.data[i] = item
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def __delitem__(self, i): del self.data[i]
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def __getslice__(self, i, j):
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userlist = self.__class__()
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userlist.data[:] = self.data[i:j]
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return userlist
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def __setslice__(self, i, j, list):
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if type(list) == type(self.data):
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self.data[i:j] = list
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else:
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self.data[i:j] = list.data
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def __delslice__(self, i, j): del self.data[i:j]
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def __add__(self, list):
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if type(list) == type(self.data):
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return self.__class__(self.data + list)
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else:
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return self.__class__(self.data + list.data)
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def __radd__(self, list):
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if type(list) == type(self.data):
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return self.__class__(list + self.data)
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else:
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return self.__class__(list.data + self.data)
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def __mul__(self, n):
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return self.__class__(self.data*n)
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__rmul__ = __mul__
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def append(self, item): self.data.append(item)
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def insert(self, i, item): self.data.insert(i, item)
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def pop(self, i=-1): return self.data.pop(i)
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def remove(self, item): self.data.remove(item)
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def count(self, item): return self.data.count(item)
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def index(self, item): return self.data.index(item)
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def reverse(self): self.data.reverse()
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def sort(self, *args): apply(self.data.sort, args)
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