def __init__(self,default=None): UserDict.__init__(self) for k,v in (default or {}).items(): self[k]=v
def __contains__(self,key): return UserDict.__contains__(self,key.lower())
def __init__(self,default=None): self._keys = {} UserDict.__init__(self,{}) self.update(default or {})
def __contains__(self, key): return UserDict.__contains__(self, key.lower())
def __init__(self, default=None): self._keys = {} UserDict.__init__(self, {}) self.update(default or {})