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# A more or less complete user-defined wrapper around dictionary objects
class UserDict:
def __init__(self): self.data = {}
def __repr__(self): return repr(self.data)
def __cmp__(self, dict):
if type(dict) == type(self.data):
return cmp(self.data, dict)
else:
return cmp(self.data, dict.data)
def __len__(self): return len(self.data)
def __getitem__(self, key): return self.data[key]
def __setitem__(self, key, item): self.data[key] = item
def __delitem__(self, key): del self.data[key]
def clear(self): return self.data.clear()
def copy(self):
if self.__class__ is UserDict:
new = UserDict()
new.dict = self.data.copy()
else:
new = self.__class__() # XXX assumption: constructor signature
for k, v in self.items():
new[k] = v
return new
def keys(self): return self.data.keys()
def items(self): return self.data.items()
def values(self): return self.data.values()
def has_key(self, key): return self.data.has_key(key)
def update(self, other):
if type(other) is type(self.data):
self.data.update(other)
else:
for k, v in other.items():
self.data[k] = v
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