lxml
__cmp__(self, other)
__contains__(self, key)
__iter__(self)
__len__(self)
__repr__(self)
clear(self)
get(self, key, default)
has_key(self, key)
items(self)
iteritems(self)
iterkeys(self)
itervalues(self)
pop(self, key, *args)
popitem(self)
setdefault(self, key, default)
update(self, other, **kwargs)
values(self)