30 def diff_dicts(curr, prev):  argument
31     removed = [k for k in prev if k not in curr or curr[k] != prev[k]]
32     added = [k for k in curr if k not in prev or curr[k] != prev[k]]
41     def diff(self, prev):  argument
42         return diff_dicts(self.generic_map, prev.generic_map)
44     def is_different(self, prev):  argument
45         removed, added = self.diff(prev)
138     def diff_bindings(self, prev):  argument
139         return diff_dicts(self.bindings, prev.bindings)
141     def is_different(self, prev):  argument
142         removed, added = self.diff_bindings(prev)
153     def diff_frames(self, prev):  argument
155         if len(self.frames) != len(prev.frames):
161             prev_f = prev.frames[i]
173     def is_different(self, prev):  argument
174         updated = self.diff_frames(prev)
201     def diff_bindings(self, prev):  argument
202         return diff_dicts(self.bindings, prev.bindings)
204     def is_different(self, prev):  argument
205         removed, added = self.diff_bindings(prev)
216     def diff_clusters(self, prev):  argument
217         removed = [k for k in prev.clusters if k not in self.clusters]
218         added = [k for k in self.clusters if k not in prev.clusters]
219         updated = [k for k in prev.clusters if k in self.clusters
220                    and prev.clusters[k].is_different(self.clusters[k])]
223     def is_different(self, prev):  argument
224         removed, added, updated = self.diff_clusters(prev)
234     def diff_lines(self, prev):  argument
235         lines = difflib.ndiff(prev.lines, self.lines)
239     def is_different(self, prev):  argument
240         return len(self.diff_lines(prev)) > 0
249     def diff_messages(self, prev):  argument
250         removed = [k for k in prev.items if k not in self.items]
251         added = [k for k in self.items if k not in prev.items]
252         updated = [k for k in prev.items if k in self.items
253                    and prev.items[k].is_different(self.items[k])]
256     def is_different(self, prev):  argument
257         removed, added, updated = self.diff_messages(prev)