224         def __init__(self, svg, ti, depth_limit):  argument
228             self.depth_limit = depth_limit
241             if self.depth_limit is not None and len(self.ti) >= self.depth_limit:
247                     self.iterators.append(self.__class__(s, self.ti + (i,), self.depth_limit))
249                     self.iterators.append(self.__class__(s, self.ti + (k,), self.depth_limit))
255     def depth_first(self, depth_limit=None):  argument
258         return self.SVGDepthIterator(self, (), depth_limit)
260     def breadth_first(self, depth_limit=None):  argument
311         return self.xml(depth_limit=0)
317     def tree(self, depth_limit=None, sub=True, attr=True, text=True, tree_width=20, obj_width=80):  argument
333         for ti, s in self.depth_first(depth_limit):
350     def xml(self, indent=u"    ", newl=u"\n", depth_limit=None, depth=0):  argument
372         if depth_limit is None or depth_limit > depth:
376                     substr.append(s.xml(indent, newl, depth_limit, depth + 1) + newl)